2309 lines
105 KiB
Plaintext
2309 lines
105 KiB
Plaintext
########################
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# BINARY columns
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########################
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (
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b BINARY NULL,
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b0 BINARY(0) NULL,
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b1 BINARY(1) NULL,
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b20 BINARY(20) NULL,
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b255 BINARY(255) NULL,
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pk BINARY PRIMARY KEY
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) ENGINE=xengine;
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SHOW COLUMNS IN t1;
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Field Type Null Key Default Extra
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b binary(1) YES NULL
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b0 binary(0) YES NULL
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b1 binary(1) YES NULL
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b20 binary(20) YES NULL
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b255 binary(255) YES NULL
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pk binary(1) NO PRI NULL
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INSERT INTO t1 VALUES ('','','','','','');
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INSERT INTO t1 VALUES ('a','','b','abcdefghi klmnopqrst', 'Creating an article for the Knowledgebase is similar to asking questions. First, navigate to the category where you feel the article should be. Once there, double check that an article doesn\'t already exist which would work.','a');
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SELECT HEX(b), HEX(b0), HEX(b1), HEX(b20), HEX(b255), HEX(pk) FROM t1 ORDER BY pk;
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HEX(b) HEX(b0) HEX(b1) HEX(b20) HEX(b255) HEX(pk)
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00 00 0000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 00
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61 62 616263646566676869206B6C6D6E6F7071727374 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 61
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INSERT INTO t1 VALUES ('abc', 'a', 'abc', REPEAT('a',21), REPEAT('x',256),'b');
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Warnings:
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Warning 1265 Data truncated for column 'b' at row 1
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Warning 1265 Data truncated for column 'b0' at row 1
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Warning 1265 Data truncated for column 'b1' at row 1
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Warning 1265 Data truncated for column 'b20' at row 1
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Warning 1265 Data truncated for column 'b255' at row 1
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INSERT INTO t1 SELECT b255, b255, b255, b255, CONCAT('a',b255,b255), 'c' FROM t1;
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ERROR 23000: Duplicate entry 'c' for key 'PRIMARY'
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SELECT HEX(b), HEX(b0), HEX(b1), HEX(b20), HEX(b255), HEX(pk) FROM t1 ORDER BY pk;
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HEX(b) HEX(b0) HEX(b1) HEX(b20) HEX(b255) HEX(pk)
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00 00 0000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 00
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61 61 6161616161616161616161616161616161616161 787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878787878 62
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61 62 616263646566676869206B6C6D6E6F7071727374 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 61
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ALTER TABLE t1 ADD COLUMN b257 BINARY(257) NULL;
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ERROR 42000: Column length too big for column 'b257' (max = 255); use BLOB or TEXT instead
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SHOW COLUMNS IN t1;
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Field Type Null Key Default Extra
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b binary(1) YES NULL
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b0 binary(0) YES NULL
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b1 binary(1) YES NULL
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b20 binary(20) YES NULL
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b255 binary(255) YES NULL
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pk binary(1) NO PRI NULL
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DROP TABLE t1;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (
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c BINARY NULL,
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c1 BINARY NULL DEFAULT NULL,
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c2 BINARY NULL DEFAULT 0,
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pk INT AUTO_INCREMENT PRIMARY KEY
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) ENGINE=xengine;
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SHOW COLUMNS IN t1;
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Field Type Null Key Default Extra
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c binary(1) YES NULL
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c1 binary(1) YES NULL
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c2 binary(1) YES 0x30
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pk int(11) NO PRI NULL auto_increment
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INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
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INSERT INTO t1 (c,c1,c2) VALUES (0,0,0);
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INSERT INTO t1 () VALUES ();
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SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
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pk HEX(c) HEX(c1) HEX(c2)
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1 NULL NULL NULL
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2 30 30 30
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3 NULL NULL 30
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SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
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pk HEX(c2)
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1 NULL
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2 30
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3 30
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DROP TABLE t1;
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########################
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# VARBINARY columns
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########################
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DROP TABLE IF EXISTS t1, t2;
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CREATE TABLE t1 (
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v0 VARBINARY(0) NOT NULL,
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v1 VARBINARY(1) NOT NULL,
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v64 VARBINARY(64) NOT NULL,
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v65000 VARBINARY(65000) NOT NULL,
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PRIMARY KEY (v64)
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) ENGINE=xengine;
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SHOW COLUMNS IN t1;
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Field Type Null Key Default Extra
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v0 varbinary(0) NO NULL
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v1 varbinary(1) NO NULL
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v64 varbinary(64) NO PRI NULL
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v65000 varbinary(65000) NO NULL
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CREATE TABLE t2 (v VARBINARY(65532) NOT NULL, PRIMARY KEY(v(255))) ENGINE=xengine;
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SHOW COLUMNS IN t2;
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Field Type Null Key Default Extra
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v varbinary(65532) NO PRI NULL
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INSERT INTO t1 (v0,v1,v64,v65000) VALUES ('','','','');
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INSERT INTO t1 (v0,v1,v64,v65000) VALUES ('','y','Once there, double check that an article doesn\'t already exist','Here is a list of recommended books on MariaDB and MySQL. We\'ve provided links to Amazon.com here for convenience, but they can be found at many other bookstores, both online and off.
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If you want to have your favorite MySQL / MariaDB book listed here, please leave a comment.
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For developers who want to code on MariaDB or MySQL
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* Understanding MySQL Internals by Sasha Pachev, former MySQL developer at MySQL AB.
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o This is the only book we know about that describes the internals of MariaDB / MySQL. A must have for anyone who wants to understand and develop on MariaDB!
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o Not all topics are covered and some parts are slightly outdated, but still the best book on this topic.
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* MySQL 5.1 Plugin Development by Sergei Golubchik and Andrew Hutchings
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o A must read for anyone wanting to write a plugin for MariaDB, written by the Sergei who designed the plugin interface for MySQL and MariaDB!
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For MariaDB / MySQL end users
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* MariaDB Crash Course by Ben Forta
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o First MariaDB book!
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o For people who want to learn SQL and the basics of MariaDB.
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o Now shipping. Purchase at Amazon.com or your favorite bookseller.
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* SQL-99 Complete, Really by Peter Gulutzan & Trudy Pelzer.
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o Everything you wanted to know about the SQL 99 standard. Excellent reference book!
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o Free to read in the Knowledgebase!
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* MySQL (4th Edition) by Paul DuBois
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o The \'default\' book to read if you wont to learn to use MySQL / MariaDB.
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* MySQL Cookbook by Paul DuBois
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o A lot of examples of how to use MySQL. As with all of Paul\'s books, it\'s worth its weight in gold and even enjoyable reading for such a \'dry\' subject.
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* High Performance MySQL, Second Edition, By Baron Schwartz, Peter Zaitsev, Vadim Tkachenko, Jeremy D. Zawodny, Arjen Lentz, Derek J. Balling, et al.
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o \"High Performance MySQL is the definitive guide to building fast, reliable systems with MySQL. Written by noted experts with years of real-world experience building very large systems, this book covers every aspect of MySQL performance in detail, and focuses on robustness, security, and data integrity. Learn advanced techniques in depth so you can bring out MySQL\'s full power.\" (From the book description at O\'Reilly)
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* MySQL Admin Cookbook
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o A quick step-by-step guide for MySQL users and database administrators to tackle real-world challenges with MySQL configuration and administration
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* MySQL 5.0 Certification Study Guide, By Paul DuBois, Stefan Hinz, Carsten Pedersen
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o This is the official guide to cover the passing of the two MySQL Certification examinations. It is valid till version 5.0 of the server, so while it misses all the features available in MySQL 5.1 and greater (including MariaDB 5.1 and greater), it provides a good basic understanding of MySQL for the end-user. ');
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SELECT HEX(v0), HEX(v1), HEX(v64), HEX(v65000) FROM t1;
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HEX(v0) HEX(v1) HEX(v64) HEX(v65000)
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|
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INSERT INTO t1 (v0,v1,v64,v65000) VALUES ('y', 'yy', REPEAT('c',65), REPEAT('abcdefghi ',6501));
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Warnings:
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Warning 1265 Data truncated for column 'v0' at row 1
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Warning 1265 Data truncated for column 'v1' at row 1
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Warning 1265 Data truncated for column 'v64' at row 1
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Warning 1265 Data truncated for column 'v65000' at row 1
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INSERT INTO t1 (v0,v1,v64,v65000) SELECT v65000, v65000, CONCAT('a',v65000), CONCAT(v65000,v1) FROM t1;
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Warnings:
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Warning 1265 Data truncated for column 'v0' at row 2
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Warning 1265 Data truncated for column 'v1' at row 2
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Warning 1265 Data truncated for column 'v64' at row 2
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Warning 1265 Data truncated for column 'v0' at row 3
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Warning 1265 Data truncated for column 'v1' at row 3
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Warning 1265 Data truncated for column 'v64' at row 3
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Warning 1265 Data truncated for column 'v65000' at row 3
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SELECT HEX(v0), HEX(v1), HEX(v64), LENGTH(HEX(v65000)) FROM t1;
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HEX(v0) HEX(v1) HEX(v64) LENGTH(HEX(v65000))
|
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0
|
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61 0
|
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48 61486572652069732061206C697374206F66207265636F6D6D656E64656420626F6F6B73206F6E204D61726961444220616E64204D7953514C2E205765277665 5932
|
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61 61616263646566676869206162636465666768692061626364656667686920616263646566676869206162636465666768692061626364656667686920616263 130000
|
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79 4F6E63652074686572652C20646F75626C6520636865636B207468617420616E2061727469636C6520646F65736E277420616C7265616479206578697374 5930
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79 63636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363636363 130000
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ALTER TABLE t1 ADD COLUMN v65536 VARBINARY(65536) NOT NULL;
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Warnings:
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Note 1246 Converting column 'v65536' from VARBINARY to BLOB
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SHOW COLUMNS IN t1;
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Field Type Null Key Default Extra
|
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v0 varbinary(0) NO NULL
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|
v1 varbinary(1) NO NULL
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v64 varbinary(64) NO PRI NULL
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v65000 varbinary(65000) NO NULL
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v65536 mediumblob NO NULL
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DROP TABLE t1, t2;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (
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c VARBINARY(64) NULL,
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c1 VARBINARY(64) NULL DEFAULT NULL,
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c2 VARBINARY(64) NULL DEFAULT 'test',
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|
pk INT AUTO_INCREMENT PRIMARY KEY
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|
) ENGINE=xengine;
|
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SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c varbinary(64) YES NULL
|
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c1 varbinary(64) YES NULL
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c2 varbinary(64) YES 0x74657374
|
|
pk int(11) NO PRI NULL auto_increment
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INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
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INSERT INTO t1 (c,c1,c2) VALUES ('test','test','test');
|
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INSERT INTO t1 () VALUES ();
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SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
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pk HEX(c) HEX(c1) HEX(c2)
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1 NULL NULL NULL
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|
2 74657374 74657374 74657374
|
|
3 NULL NULL 74657374
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 74657374
|
|
3 74657374
|
|
DROP TABLE t1;
|
|
########################
|
|
# BIT columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
a BIT NOT NULL,
|
|
b BIT(20) NOT NULL,
|
|
c BIT(64) NOT NULL,
|
|
d BIT(1) NOT NULL,
|
|
PRIMARY KEY (c)
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
a bit(1) NO NULL
|
|
b bit(20) NO NULL
|
|
c bit(64) NO PRI NULL
|
|
d bit(1) NO NULL
|
|
ALTER TABLE t1 DROP COLUMN d;
|
|
ALTER TABLE t1 ADD COLUMN d BIT(2) NOT NULL;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
a bit(1) NO NULL
|
|
b bit(20) NO NULL
|
|
c bit(64) NO PRI NULL
|
|
d bit(2) NO NULL
|
|
INSERT INTO t1 (a,b,c,d) VALUES (0,POW(2,20)-1,b'1111111111111111111111111111111111111111111111111111111111111111',1);
|
|
SELECT BIN(a), HEX(b), c+0 FROM t1 WHERE d>0;
|
|
BIN(a) HEX(b) c+0
|
|
0 FFFFF 18446744073709551615
|
|
INSERT INTO t1 (a,b,c,d) VALUES (1,0,-2,0);
|
|
SELECT a+0, b+0, c+0 FROM t1 WHERE d<100;
|
|
a+0 b+0 c+0
|
|
0 1048575 18446744073709551615
|
|
1 0 18446744073709551614
|
|
INSERT INTO t1 (a,b,c,d) VALUES (b'1', 'f', 0xFF, 0x0);
|
|
SELECT a+0, b+0, c+0 FROM t1 WHERE d IN (0, 2);
|
|
a+0 b+0 c+0
|
|
1 0 18446744073709551614
|
|
1 102 255
|
|
DELETE FROM t1;
|
|
INSERT INTO t1 (a,b,c,d) VALUES (0x10,0,0,1);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'a' at row 1
|
|
SELECT a+0,b+0,c+0,d+0 FROM t1;
|
|
a+0 b+0 c+0 d+0
|
|
1 0 0 1
|
|
INSERT INTO t1 (a,b,c,d) VALUES (0x01,0,0x10000000000000000,0);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'c' at row 1
|
|
SELECT a+0,b+0,c+0,d+0 FROM t1;
|
|
a+0 b+0 c+0 d+0
|
|
1 0 0 1
|
|
1 0 18446744073709551615 0
|
|
DROP TABLE t1;
|
|
CREATE TABLE t1 (pk INT PRIMARY KEY, a BIT(65) NOT NULL) ENGINE=xengine;
|
|
ERROR 42000: Display width out of range for column 'a' (max = 64)
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c BIT NULL,
|
|
c1 BIT NULL DEFAULT NULL,
|
|
c2 BIT NULL DEFAULT 1,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c bit(1) YES NULL
|
|
c1 bit(1) YES NULL
|
|
c2 bit(1) YES b'1'
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (1,1,1);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 1 1 1
|
|
3 NULL NULL 1
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 1
|
|
3 1
|
|
DROP TABLE t1;
|
|
########################
|
|
# BLOB columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
pk INT AUTO_INCREMENT PRIMARY KEY,
|
|
b BLOB NULL,
|
|
b0 BLOB(0) NULL,
|
|
b1 BLOB(1) NULL,
|
|
b300 BLOB(300) NULL,
|
|
bm BLOB(65535) NULL,
|
|
b70k BLOB(70000) NULL,
|
|
b17m BLOB(17000000) NULL,
|
|
t TINYBLOB NULL,
|
|
m MEDIUMBLOB NULL,
|
|
l LONGBLOB NULL
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
pk int(11) NO PRI NULL auto_increment
|
|
b blob YES NULL
|
|
b0 tinyblob YES NULL
|
|
b1 tinyblob YES NULL
|
|
b300 blob YES NULL
|
|
bm blob YES NULL
|
|
b70k mediumblob YES NULL
|
|
b17m longblob YES NULL
|
|
t tinyblob YES NULL
|
|
m mediumblob YES NULL
|
|
l longblob YES NULL
|
|
INSERT INTO t1 (b,b0,b1,b300,bm,b70k,b17m,t,m,l) VALUES
|
|
('','','','','','','','','',''),
|
|
('a','b','c','d','e','f','g','h','i','j'),
|
|
('test1','test2','test3','test4','test5','test6','test7','test8','test9','test10'),
|
|
( REPEAT('a',65535), REPEAT('b',65535), REPEAT('c',255), REPEAT('d',65535), REPEAT('e',65535), REPEAT('f',1048576), HEX(REPEAT('g',1048576)), REPEAT('h',255), REPEAT('i',1048576), HEX(REPEAT('j',1048576)) );
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'b0' at row 4
|
|
SELECT LENGTH(b), LENGTH(b0), LENGTH(b1), LENGTH(b300), LENGTH(bm), LENGTH(b70k), LENGTH(b17m), LENGTH(t), LENGTH(m), LENGTH(l) FROM t1;
|
|
LENGTH(b) LENGTH(b0) LENGTH(b1) LENGTH(b300) LENGTH(bm) LENGTH(b70k) LENGTH(b17m) LENGTH(t) LENGTH(m) LENGTH(l)
|
|
0 0 0 0 0 0 0 0 0 0
|
|
1 1 1 1 1 1 1 1 1 1
|
|
5 5 5 5 5 5 5 5 5 6
|
|
65535 255 255 65535 65535 1048576 2097152 255 1048576 2097152
|
|
INSERT INTO t1 (b,b0,b1,b300,bm,b70k,b17m,t,m,l) VALUES
|
|
( REPEAT('a',65536), REPEAT('b',65536), REPEAT('c',256), REPEAT('d',65536), REPEAT('e',65536), REPEAT('f',1048576), REPEAT('g',1048576), REPEAT('h',256), REPEAT('i',1048576), REPEAT('j',1048576) );
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'b' at row 1
|
|
Warning 1265 Data truncated for column 'b0' at row 1
|
|
Warning 1265 Data truncated for column 'b1' at row 1
|
|
Warning 1265 Data truncated for column 'b300' at row 1
|
|
Warning 1265 Data truncated for column 'bm' at row 1
|
|
Warning 1265 Data truncated for column 't' at row 1
|
|
SELECT LENGTH(b), LENGTH(b0), LENGTH(b1), LENGTH(b300), LENGTH(bm), LENGTH(b70k), LENGTH(b17m), LENGTH(t), LENGTH(m), LENGTH(l) FROM t1;
|
|
LENGTH(b) LENGTH(b0) LENGTH(b1) LENGTH(b300) LENGTH(bm) LENGTH(b70k) LENGTH(b17m) LENGTH(t) LENGTH(m) LENGTH(l)
|
|
0 0 0 0 0 0 0 0 0 0
|
|
1 1 1 1 1 1 1 1 1 1
|
|
5 5 5 5 5 5 5 5 5 6
|
|
65535 255 255 65535 65535 1048576 1048576 255 1048576 1048576
|
|
65535 255 255 65535 65535 1048576 2097152 255 1048576 2097152
|
|
ALTER TABLE t1 ADD COLUMN bbb BLOB(4294967296);
|
|
ERROR 42000: Display width out of range for column 'bbb' (max = 4294967295)
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c BLOB NULL,
|
|
c1 BLOB NULL DEFAULT NULL,
|
|
c2 BLOB NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c blob YES NULL
|
|
c1 blob YES NULL
|
|
c2 blob YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c TINYBLOB NULL,
|
|
c1 TINYBLOB NULL DEFAULT NULL,
|
|
c2 TINYBLOB NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c tinyblob YES NULL
|
|
c1 tinyblob YES NULL
|
|
c2 tinyblob YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c MEDIUMBLOB NULL,
|
|
c1 MEDIUMBLOB NULL DEFAULT NULL,
|
|
c2 MEDIUMBLOB NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c mediumblob YES NULL
|
|
c1 mediumblob YES NULL
|
|
c2 mediumblob YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c LONGBLOB NULL,
|
|
c1 LONGBLOB NULL DEFAULT NULL,
|
|
c2 LONGBLOB NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c longblob YES NULL
|
|
c1 longblob YES NULL
|
|
c2 longblob YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
########################
|
|
# BOOL columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
pk INT AUTO_INCREMENT PRIMARY KEY,
|
|
b1 BOOL NULL,
|
|
b2 BOOLEAN NULL
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
pk int(11) NO PRI NULL auto_increment
|
|
b1 tinyint(1) YES NULL
|
|
b2 tinyint(1) YES NULL
|
|
INSERT INTO t1 (b1,b2) VALUES (1,TRUE);
|
|
SELECT b1,b2 FROM t1;
|
|
b1 b2
|
|
1 1
|
|
INSERT INTO t1 (b1,b2) VALUES (FALSE,0);
|
|
SELECT b1,b2 FROM t1;
|
|
b1 b2
|
|
0 0
|
|
1 1
|
|
INSERT INTO t1 (b1,b2) VALUES (2,3);
|
|
SELECT b1,b2 FROM t1;
|
|
b1 b2
|
|
0 0
|
|
1 1
|
|
2 3
|
|
INSERT INTO t1 (b1,b2) VALUES (-1,-2);
|
|
SELECT b1,b2 FROM t1;
|
|
b1 b2
|
|
-1 -2
|
|
0 0
|
|
1 1
|
|
2 3
|
|
SELECT IF(b1,'true','false') AS a, IF(b2,'true','false') AS b FROM t1;
|
|
a b
|
|
false false
|
|
true true
|
|
true true
|
|
true true
|
|
SELECT b1,b2 FROM t1 WHERE b1 = TRUE;
|
|
b1 b2
|
|
1 1
|
|
SELECT b1,b2 FROM t1 WHERE b2 = FALSE;
|
|
b1 b2
|
|
0 0
|
|
INSERT INTO t1 (b1,b2) VALUES ('a','b');
|
|
Warnings:
|
|
Warning 1366 Incorrect integer value: 'a' for column 'b1' at row 1
|
|
Warning 1366 Incorrect integer value: 'b' for column 'b2' at row 1
|
|
SELECT b1,b2 FROM t1;
|
|
b1 b2
|
|
-1 -2
|
|
0 0
|
|
0 0
|
|
1 1
|
|
2 3
|
|
INSERT INTO t1 (b1,b2) VALUES (128,-129);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'b1' at row 1
|
|
Warning 1264 Out of range value for column 'b2' at row 1
|
|
SELECT b1,b2 FROM t1;
|
|
b1 b2
|
|
-1 -2
|
|
0 0
|
|
0 0
|
|
1 1
|
|
127 -128
|
|
2 3
|
|
ALTER TABLE t1 ADD COLUMN b3 BOOLEAN UNSIGNED NULL;
|
|
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNSIGNED NULL' at line 1
|
|
ALTER TABLE ADD COLUMN b3 BOOL ZEROFILL NULL;
|
|
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ADD COLUMN b3 BOOL ZEROFILL NULL' at line 1
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c BOOL NULL,
|
|
c1 BOOL NULL DEFAULT NULL,
|
|
c2 BOOL NULL DEFAULT '0',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c tinyint(1) YES NULL
|
|
c1 tinyint(1) YES NULL
|
|
c2 tinyint(1) YES 0
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('0','0','0');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 0 0 0
|
|
3 NULL NULL 0
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 0
|
|
3 0
|
|
DROP TABLE t1;
|
|
########################
|
|
# CHAR columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c CHAR NOT NULL,
|
|
c0 CHAR(0) NOT NULL,
|
|
c1 CHAR(1) NOT NULL,
|
|
c20 CHAR(20) NOT NULL,
|
|
c255 CHAR(255) NOT NULL,
|
|
PRIMARY KEY (c255)
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c char(1) NO NULL
|
|
c0 char(0) NO NULL
|
|
c1 char(1) NO NULL
|
|
c20 char(20) NO NULL
|
|
c255 char(255) NO PRI NULL
|
|
INSERT INTO t1 (c,c0,c1,c20,c255) VALUES ('','','','','');
|
|
INSERT INTO t1 (c,c0,c1,c20,c255) VALUES ('a','','b','abcdefghi klmnopqrst', 'Creating an article for the Knowledgebase is similar to asking questions. First, navigate to the category where you feel the article should be. Once there, double check that an article doesn\'t already exist which would work.');
|
|
SELECT c,c0,c1,c20,c255 FROM t1;
|
|
c c0 c1 c20 c255
|
|
|
|
a b abcdefghi klmnopqrst Creating an article for the Knowledgebase is similar to asking questions. First, navigate to the category where you feel the article should be. Once there, double check that an article doesn't already exist which would work.
|
|
INSERT INTO t1 (c,c0,c1,c20,c255) VALUES ('abc', 'a', 'abc', REPEAT('a',21), REPEAT('x',256));
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'c' at row 1
|
|
Warning 1265 Data truncated for column 'c0' at row 1
|
|
Warning 1265 Data truncated for column 'c1' at row 1
|
|
Warning 1265 Data truncated for column 'c20' at row 1
|
|
Warning 1265 Data truncated for column 'c255' at row 1
|
|
INSERT INTO t1 (c,c0,c1,c20,c255) SELECT c255, c255, c255, c255, CONCAT('a',c255,c1) FROM t1;
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'c' at row 2
|
|
Warning 1265 Data truncated for column 'c0' at row 2
|
|
Warning 1265 Data truncated for column 'c1' at row 2
|
|
Warning 1265 Data truncated for column 'c20' at row 2
|
|
Warning 1265 Data truncated for column 'c' at row 3
|
|
Warning 1265 Data truncated for column 'c0' at row 3
|
|
Warning 1265 Data truncated for column 'c1' at row 3
|
|
Warning 1265 Data truncated for column 'c20' at row 3
|
|
Warning 1265 Data truncated for column 'c255' at row 3
|
|
SELECT c,c0,c1,c20,c255 FROM t1;
|
|
c c0 c1 c20 c255
|
|
|
|
a
|
|
C C Creating an article aCreating an article for the Knowledgebase is similar to asking questions. First, navigate to the category where you feel the article should be. Once there, double check that an article doesn't already exist which would work.b
|
|
a a aaaaaaaaaaaaaaaaaaaa xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
|
a b abcdefghi klmnopqrst Creating an article for the Knowledgebase is similar to asking questions. First, navigate to the category where you feel the article should be. Once there, double check that an article doesn't already exist which would work.
|
|
x x xxxxxxxxxxxxxxxxxxxx axxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
|
SELECT DISTINCT c20, REPEAT('a',LENGTH(c20)), COUNT(*) FROM t1 GROUP BY c1, c20;
|
|
c20 REPEAT('a',LENGTH(c20)) COUNT(*)
|
|
2
|
|
Creating an article aaaaaaaaaaaaaaaaaaa 1
|
|
aaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaa 1
|
|
abcdefghi klmnopqrst aaaaaaaaaaaaaaaaaaaa 1
|
|
xxxxxxxxxxxxxxxxxxxx aaaaaaaaaaaaaaaaaaaa 1
|
|
ALTER TABLE t1 ADD COLUMN c257 CHAR(257) NOT NULL;
|
|
ERROR 42000: Column length too big for column 'c257' (max = 255); use BLOB or TEXT instead
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c CHAR NULL,
|
|
c1 CHAR NULL DEFAULT NULL,
|
|
c2 CHAR NULL DEFAULT '_',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c char(1) YES NULL
|
|
c1 char(1) YES NULL
|
|
c2 char(1) YES _
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('_','_','_');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 5F 5F 5F
|
|
3 NULL NULL 5F
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 5F
|
|
3 5F
|
|
DROP TABLE t1;
|
|
########################
|
|
# VARCHAR columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1, t2;
|
|
CREATE TABLE t1 (
|
|
v0 VARCHAR(0) NOT NULL,
|
|
v1 VARCHAR(1) NOT NULL,
|
|
v64 VARCHAR(64) NOT NULL,
|
|
v65000 VARCHAR(65000) NOT NULL,
|
|
PRIMARY KEY (v64)
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Note 1246 Converting column 'v65000' from VARCHAR to TEXT
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
v0 varchar(0) NO NULL
|
|
v1 varchar(1) NO NULL
|
|
v64 varchar(64) NO PRI NULL
|
|
v65000 mediumtext NO NULL
|
|
CREATE TABLE t2 (v VARCHAR(65532), PRIMARY KEY (v(255))) ENGINE=xengine;
|
|
Warnings:
|
|
Note 1246 Converting column 'v' from VARCHAR to TEXT
|
|
SHOW COLUMNS IN t2;
|
|
Field Type Null Key Default Extra
|
|
v mediumtext NO PRI NULL
|
|
INSERT INTO t1 (v0,v1,v64,v65000) VALUES ('','','','');
|
|
INSERT INTO t1 (v0,v1,v64,v65000) VALUES ('','y','Once there, double check that an article doesn\'t already exist','Here is a list of recommended books on MariaDB and MySQL. We\'ve provided links to Amazon.com here for convenience, but they can be found at many other bookstores, both online and off.
|
|
|
|
If you want to have your favorite MySQL / MariaDB book listed here, please leave a comment.
|
|
For developers who want to code on MariaDB or MySQL
|
|
|
|
* Understanding MySQL Internals by Sasha Pachev, former MySQL developer at MySQL AB.
|
|
o This is the only book we know about that describes the internals of MariaDB / MySQL. A must have for anyone who wants to understand and develop on MariaDB!
|
|
o Not all topics are covered and some parts are slightly outdated, but still the best book on this topic.
|
|
* MySQL 5.1 Plugin Development by Sergei Golubchik and Andrew Hutchings
|
|
o A must read for anyone wanting to write a plugin for MariaDB, written by the Sergei who designed the plugin interface for MySQL and MariaDB!
|
|
|
|
For MariaDB / MySQL end users
|
|
|
|
* MariaDB Crash Course by Ben Forta
|
|
o First MariaDB book!
|
|
o For people who want to learn SQL and the basics of MariaDB.
|
|
o Now shipping. Purchase at Amazon.com or your favorite bookseller.
|
|
|
|
* SQL-99 Complete, Really by Peter Gulutzan & Trudy Pelzer.
|
|
o Everything you wanted to know about the SQL 99 standard. Excellent reference book!
|
|
o Free to read in the Knowledgebase!
|
|
|
|
* MySQL (4th Edition) by Paul DuBois
|
|
o The \'default\' book to read if you wont to learn to use MySQL / MariaDB.
|
|
|
|
* MySQL Cookbook by Paul DuBois
|
|
o A lot of examples of how to use MySQL. As with all of Paul\'s books, it\'s worth its weight in gold and even enjoyable reading for such a \'dry\' subject.
|
|
|
|
* High Performance MySQL, Second Edition, By Baron Schwartz, Peter Zaitsev, Vadim Tkachenko, Jeremy D. Zawodny, Arjen Lentz, Derek J. Balling, et al.
|
|
o \"High Performance MySQL is the definitive guide to building fast, reliable systems with MySQL. Written by noted experts with years of real-world experience building very large systems, this book covers every aspect of MySQL performance in detail, and focuses on robustness, security, and data integrity. Learn advanced techniques in depth so you can bring out MySQL\'s full power.\" (From the book description at O\'Reilly)
|
|
|
|
* MySQL Admin Cookbook
|
|
o A quick step-by-step guide for MySQL users and database administrators to tackle real-world challenges with MySQL configuration and administration
|
|
|
|
* MySQL 5.0 Certification Study Guide, By Paul DuBois, Stefan Hinz, Carsten Pedersen
|
|
o This is the official guide to cover the passing of the two MySQL Certification examinations. It is valid till version 5.0 of the server, so while it misses all the features available in MySQL 5.1 and greater (including MariaDB 5.1 and greater), it provides a good basic understanding of MySQL for the end-user. ');
|
|
SELECT v0,v1,v64,v65000 FROM t1;
|
|
v0 v1 v64 v65000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
y Once there, double check that an article doesn't already exist Here is a list of recommended books on MariaDB and MySQL. We've provided links to Amazon.com here for convenience, but they can be found at many other bookstores, both online and off.
|
|
o "High Performance MySQL is the definitive guide to building fast, reliable systems with MySQL. Written by noted experts with years of real-world experience building very large systems, this book covers every aspect of MySQL performance in detail, and focuses on robustness, security, and data integrity. Learn advanced techniques in depth so you can bring out MySQL's full power." (From the book description at O'Reilly)
|
|
o A lot of examples of how to use MySQL. As with all of Paul's books, it's worth its weight in gold and even enjoyable reading for such a 'dry' subject.
|
|
o A must read for anyone wanting to write a plugin for MariaDB, written by the Sergei who designed the plugin interface for MySQL and MariaDB!
|
|
o A quick step-by-step guide for MySQL users and database administrators to tackle real-world challenges with MySQL configuration and administration
|
|
o Everything you wanted to know about the SQL 99 standard. Excellent reference book!
|
|
o First MariaDB book!
|
|
o For people who want to learn SQL and the basics of MariaDB.
|
|
o Free to read in the Knowledgebase!
|
|
o Not all topics are covered and some parts are slightly outdated, but still the best book on this topic.
|
|
o Now shipping. Purchase at Amazon.com or your favorite bookseller.
|
|
o The 'default' book to read if you wont to learn to use MySQL / MariaDB.
|
|
o This is the official guide to cover the passing of the two MySQL Certification examinations. It is valid till version 5.0 of the server, so while it misses all the features available in MySQL 5.1 and greater (including MariaDB 5.1 and greater), it provides a good basic understanding of MySQL for the end-user.
|
|
o This is the only book we know about that describes the internals of MariaDB / MySQL. A must have for anyone who wants to understand and develop on MariaDB!
|
|
* High Performance MySQL, Second Edition, By Baron Schwartz, Peter Zaitsev, Vadim Tkachenko, Jeremy D. Zawodny, Arjen Lentz, Derek J. Balling, et al.
|
|
* MariaDB Crash Course by Ben Forta
|
|
* MySQL (4th Edition) by Paul DuBois
|
|
* MySQL 5.0 Certification Study Guide, By Paul DuBois, Stefan Hinz, Carsten Pedersen
|
|
* MySQL 5.1 Plugin Development by Sergei Golubchik and Andrew Hutchings
|
|
* MySQL Admin Cookbook
|
|
* MySQL Cookbook by Paul DuBois
|
|
* SQL-99 Complete, Really by Peter Gulutzan & Trudy Pelzer.
|
|
* Understanding MySQL Internals by Sasha Pachev, former MySQL developer at MySQL AB.
|
|
For MariaDB / MySQL end users
|
|
For developers who want to code on MariaDB or MySQL
|
|
If you want to have your favorite MySQL / MariaDB book listed here, please leave a comment.
|
|
INSERT INTO t1 (v0,v1,v64,v65000) VALUES ('y', 'yy', REPEAT('c',65), REPEAT('abcdefghi ',6501));
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'v0' at row 1
|
|
Warning 1265 Data truncated for column 'v1' at row 1
|
|
Warning 1265 Data truncated for column 'v64' at row 1
|
|
INSERT INTO t1 (v0,v1,v64,v65000) SELECT v65000, v65000, CONCAT('a',v65000), CONCAT(v65000,v1) FROM t1;
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'v0' at row 2
|
|
Warning 1265 Data truncated for column 'v1' at row 2
|
|
Warning 1265 Data truncated for column 'v64' at row 2
|
|
Warning 1265 Data truncated for column 'v0' at row 3
|
|
Warning 1265 Data truncated for column 'v1' at row 3
|
|
Warning 1265 Data truncated for column 'v64' at row 3
|
|
SELECT v0, v1, v64, LENGTH(v65000) FROM t1;
|
|
v0 v1 v64 LENGTH(v65000)
|
|
0
|
|
a 0
|
|
H aHere is a list of recommended books on MariaDB and MySQL. We've 2966
|
|
a aabcdefghi abcdefghi abcdefghi abcdefghi abcdefghi abcdefghi abc 65011
|
|
y Once there, double check that an article doesn't already exist 2965
|
|
y cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc 65010
|
|
ALTER TABLE t1 ADD COLUMN v65536 VARCHAR(65536) NOT NULL;
|
|
Warnings:
|
|
Note 1246 Converting column 'v65536' from VARCHAR to TEXT
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
v0 varchar(0) NO NULL
|
|
v1 varchar(1) NO NULL
|
|
v64 varchar(64) NO PRI NULL
|
|
v65000 mediumtext NO NULL
|
|
v65536 mediumtext NO NULL
|
|
DROP TABLE t1, t2;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c VARCHAR(64) NULL,
|
|
c1 VARCHAR(64) NULL DEFAULT NULL,
|
|
c2 VARCHAR(64) NULL DEFAULT 'test default',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c varchar(64) YES NULL
|
|
c1 varchar(64) YES NULL
|
|
c2 varchar(64) YES test default
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('test default','test default','test default');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 746573742064656661756C74 746573742064656661756C74 746573742064656661756C74
|
|
3 NULL NULL 746573742064656661756C74
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 746573742064656661756C74
|
|
3 746573742064656661756C74
|
|
DROP TABLE t1;
|
|
########################
|
|
# date and time columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
d DATE NULL,
|
|
dt DATETIME NULL,
|
|
ts TIMESTAMP NULL,
|
|
t TIME NULL,
|
|
y YEAR NULL,
|
|
y4 YEAR(4) NULL,
|
|
y2 YEAR(4) NULL,
|
|
pk DATETIME PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
d date YES NULL
|
|
dt datetime YES NULL
|
|
ts timestamp YES NULL
|
|
t time YES NULL
|
|
y year(4) YES NULL
|
|
y4 year(4) YES NULL
|
|
y2 year(4) YES NULL
|
|
pk datetime NO PRI NULL
|
|
SET @tm = '2012-04-09 05:27:00';
|
|
INSERT INTO t1 (d,dt,ts,t,y,y4,y2,pk) VALUES
|
|
('1000-01-01', '1000-01-01 00:00:00', FROM_UNIXTIME(1), '-838:59:59', '1901', '1901', '00','2012-12-12 12:12:12'),
|
|
('9999-12-31', '9999-12-31 23:59:59', FROM_UNIXTIME(2147483647), '838:59:59', '2155', '2155', '99','2012-12-12 12:12:13'),
|
|
('0000-00-00', '0000-00-00 00:00:00', '0000-00-00 00:00:00', '00:00:00', '0', '0', '0','2012-12-12 12:12:14'),
|
|
(DATE(@tm),@tm,TIMESTAMP(@tm),TIME(@tm),YEAR(@tm),YEAR(@tm),YEAR(@tm),'2012-12-12 12:12:15');
|
|
SELECT d,dt,ts,t,y,y4,y2 FROM t1;
|
|
d dt ts t y y4 y2
|
|
0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 2000 2000 2000
|
|
1000-01-01 1000-01-01 00:00:00 1970-01-01 03:00:01 -838:59:59 1901 1901 2000
|
|
2012-04-09 2012-04-09 05:27:00 2012-04-09 05:27:00 05:27:00 2012 2012 2012
|
|
9999-12-31 9999-12-31 23:59:59 2038-01-19 06:14:07 838:59:59 2155 2155 1999
|
|
INSERT INTO t1 (d,dt,ts,t,y,y4,y2,pk) VALUES
|
|
('999-13-32', '999-11-31 00:00:00', '0', '-839:00:00', '1900', '1900', '-1','2012-12-12 12:12:16');
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'd' at row 1
|
|
Warning 1264 Out of range value for column 'dt' at row 1
|
|
Warning 1264 Out of range value for column 'ts' at row 1
|
|
Warning 1264 Out of range value for column 't' at row 1
|
|
Warning 1264 Out of range value for column 'y' at row 1
|
|
Warning 1264 Out of range value for column 'y4' at row 1
|
|
Warning 1264 Out of range value for column 'y2' at row 1
|
|
SELECT d,dt,ts,t,y,y4,y2 FROM t1;
|
|
d dt ts t y y4 y2
|
|
1000-01-01 1000-01-01 00:00:00 1970-01-01 03:00:01 -838:59:59 1901 1901 2000
|
|
9999-12-31 9999-12-31 23:59:59 2038-01-19 06:14:07 838:59:59 2155 2155 1999
|
|
0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 2000 2000 2000
|
|
2012-04-09 2012-04-09 05:27:00 2012-04-09 05:27:00 05:27:00 2012 2012 2012
|
|
0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 -838:59:59 0000 0000 0000
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c DATE NULL,
|
|
c1 DATE NULL DEFAULT NULL,
|
|
c2 DATE NULL DEFAULT '2012-12-21',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c date YES NULL
|
|
c1 date YES NULL
|
|
c2 date YES 2012-12-21
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('2012-12-21','2012-12-21','2012-12-21');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 323031322D31322D3231 323031322D31322D3231 323031322D31322D3231
|
|
3 NULL NULL 323031322D31322D3231
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 323031322D31322D3231
|
|
3 323031322D31322D3231
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c DATETIME NULL,
|
|
c1 DATETIME NULL DEFAULT NULL,
|
|
c2 DATETIME NULL DEFAULT '2012-12-21 12:21:12',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c datetime YES NULL
|
|
c1 datetime YES NULL
|
|
c2 datetime YES 2012-12-21 12:21:12
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('2012-12-21 12:21:12','2012-12-21 12:21:12','2012-12-21 12:21:12');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 323031322D31322D32312031323A32313A3132 323031322D31322D32312031323A32313A3132 323031322D31322D32312031323A32313A3132
|
|
3 NULL NULL 323031322D31322D32312031323A32313A3132
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 323031322D31322D32312031323A32313A3132
|
|
3 323031322D31322D32312031323A32313A3132
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c TIMESTAMP NULL,
|
|
c1 TIMESTAMP NULL DEFAULT NULL,
|
|
c2 TIMESTAMP NULL DEFAULT '2012-12-21 12:21:12',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c timestamp YES NULL
|
|
c1 timestamp YES NULL
|
|
c2 timestamp YES 2012-12-21 12:21:12
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('2012-12-21 12:21:12','2012-12-21 12:21:12','2012-12-21 12:21:12');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 323031322D31322D32312031323A32313A3132 323031322D31322D32312031323A32313A3132 323031322D31322D32312031323A32313A3132
|
|
3 NULL NULL 323031322D31322D32312031323A32313A3132
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 323031322D31322D32312031323A32313A3132
|
|
3 323031322D31322D32312031323A32313A3132
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c TIME NULL,
|
|
c1 TIME NULL DEFAULT NULL,
|
|
c2 TIME NULL DEFAULT '12:21:12',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c time YES NULL
|
|
c1 time YES NULL
|
|
c2 time YES 12:21:12
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('12:21:12','12:21:12','12:21:12');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 31323A32313A3132 31323A32313A3132 31323A32313A3132
|
|
3 NULL NULL 31323A32313A3132
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 31323A32313A3132
|
|
3 31323A32313A3132
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c YEAR NULL,
|
|
c1 YEAR NULL DEFAULT NULL,
|
|
c2 YEAR NULL DEFAULT '2012',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c year(4) YES NULL
|
|
c1 year(4) YES NULL
|
|
c2 year(4) YES 2012
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('2012','2012','2012');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 7DC 7DC 7DC
|
|
3 NULL NULL 7DC
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 7DC
|
|
3 7DC
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c YEAR(4) NULL,
|
|
c1 YEAR(4) NULL DEFAULT NULL,
|
|
c2 YEAR(4) NULL DEFAULT '12',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c year(4) YES NULL
|
|
c1 year(4) YES NULL
|
|
c2 year(4) YES 2012
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('12','12','12');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 7DC 7DC 7DC
|
|
3 NULL NULL 7DC
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 7DC
|
|
3 7DC
|
|
DROP TABLE t1;
|
|
########################
|
|
# ENUM columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
a ENUM('') NOT NULL,
|
|
b ENUM('test1','test2','test3','test4','test5') NOT NULL,
|
|
c ENUM('1','2','3','4','5','6','7','8','9','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',' ','11','12','13','14','15','16','17','18','19','1a','1b','1c','1d','1e','1f','1g','1h','1i','1j','1k','1l','1m','1n','1o','1p','1q','1r','1s','1t','1u','1v','1w','1x','1y','1z','20','21','22','23','24','25','26','27','28','29','2a','2b','2c','2d','2e','2f','2g','2h','2i','2j','2k','2l','2m','2n','2o','2p','2q','2r','2s','2t','2u','2v','2w','2x','2y','2z','30','31','32','33','34','35','36','37','38','39','3a','3b','3c','3d','3e','3f','3g','3h','3i','3j','3k','3l','3m','3n','3o','3p','3q','3r','3s','3t','3u','3v','3w','3x','3y','3z','40','41','42','43','44','45','46','47','48','49','4a','4b','4c','4d','4e','4f','4g','4h','4i','4j','4k','4l','4m','4n','4o','4p','4q','4r','4s','4t','4u','4v','4w','4x','4y','4z','50','51','52','53','54','55','56','57','58','59','5a','5b','5c','5d','5e','5f','5g','5h','5i','5j','5k','5l','5m','5n','5o','5p','5q','5r','5s','5t','5u','5v','5w','5x','5y','5z','60','61','62','63','64','65','66','67','68','69','6a','6b','6c','6d','6e','6f','6g','6h','6i','6j','6k','6l','6m','6n','6o','6p','6q','6r','6s','6t','6u','6v','6w','6x','6y','6z','70','71','72','73','74','75') NOT NULL,
|
|
PRIMARY KEY (b)
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
a enum('') NO NULL
|
|
b enum('test1','test2','test3','test4','test5') NO PRI NULL
|
|
c enum('1','2','3','4','5','6','7','8','9','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','','11','12','13','14','15','16','17','18','19','1a','1b','1c','1d','1e','1f','1g','1h','1i','1j','1k','1l','1m','1n','1o','1p','1q','1r','1s','1t','1u','1v','1w','1x','1y','1z','20','21','22','23','24','25','26','27','28','29','2a','2b','2c','2d','2e','2f','2g','2h','2i','2j','2k','2l','2m','2n','2o','2p','2q','2r','2s','2t','2u','2v','2w','2x','2y','2z','30','31','32','33','34','35','36','37','38','39','3a','3b','3c','3d','3e','3f','3g','3h','3i','3j','3k','3l','3m','3n','3o','3p','3q','3r','3s','3t','3u','3v','3w','3x','3y','3z','40','41','42','43','44','45','46','47','48','49','4a','4b','4c','4d','4e','4f','4g','4h','4i','4j','4k','4l','4m','4n','4o','4p','4q','4r','4s','4t','4u','4v','4w','4x','4y','4z','50','51','52','53','54','55','56','57','58','59','5a','5b','5c','5d','5e','5f','5g','5h','5i','5j','5k','5l','5m','5n','5o','5p','5q','5r','5s','5t','5u','5v','5w','5x','5y','5z','60','61','62','63','64','65','66','67','68','69','6a','6b','6c','6d','6e','6f','6g','6h','6i','6j','6k','6l','6m','6n','6o','6p','6q','6r','6s','6t','6u','6v','6w','6x','6y','6z','70','71','72','73','74','75') NO NULL
|
|
INSERT INTO t1 (a,b,c) VALUES ('','test2','4'),('',5,2);
|
|
SELECT a,b,c FROM t1;
|
|
a b c
|
|
test2 4
|
|
test5 2
|
|
INSERT INTO t1 (a,b,c) VALUES (0,'test6',-1);
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'a' at row 1
|
|
Warning 1265 Data truncated for column 'b' at row 1
|
|
Warning 1265 Data truncated for column 'c' at row 1
|
|
SELECT a,b,c FROM t1;
|
|
a b c
|
|
|
|
test2 4
|
|
test5 2
|
|
ALTER TABLE t1 ADD COLUMN e ENUM('a','A') NOT NULL;
|
|
Warnings:
|
|
Note 1291 Column 'e' has duplicated value 'a' in ENUM
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
a enum('') NO NULL
|
|
b enum('test1','test2','test3','test4','test5') NO PRI NULL
|
|
c enum('1','2','3','4','5','6','7','8','9','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','','11','12','13','14','15','16','17','18','19','1a','1b','1c','1d','1e','1f','1g','1h','1i','1j','1k','1l','1m','1n','1o','1p','1q','1r','1s','1t','1u','1v','1w','1x','1y','1z','20','21','22','23','24','25','26','27','28','29','2a','2b','2c','2d','2e','2f','2g','2h','2i','2j','2k','2l','2m','2n','2o','2p','2q','2r','2s','2t','2u','2v','2w','2x','2y','2z','30','31','32','33','34','35','36','37','38','39','3a','3b','3c','3d','3e','3f','3g','3h','3i','3j','3k','3l','3m','3n','3o','3p','3q','3r','3s','3t','3u','3v','3w','3x','3y','3z','40','41','42','43','44','45','46','47','48','49','4a','4b','4c','4d','4e','4f','4g','4h','4i','4j','4k','4l','4m','4n','4o','4p','4q','4r','4s','4t','4u','4v','4w','4x','4y','4z','50','51','52','53','54','55','56','57','58','59','5a','5b','5c','5d','5e','5f','5g','5h','5i','5j','5k','5l','5m','5n','5o','5p','5q','5r','5s','5t','5u','5v','5w','5x','5y','5z','60','61','62','63','64','65','66','67','68','69','6a','6b','6c','6d','6e','6f','6g','6h','6i','6j','6k','6l','6m','6n','6o','6p','6q','6r','6s','6t','6u','6v','6w','6x','6y','6z','70','71','72','73','74','75') NO NULL
|
|
e enum('a','A') NO NULL
|
|
INSERT INTO t1 (a,b,c,e) VALUES ('','test3','75','A');
|
|
SELECT a,b,c,e FROM t1;
|
|
a b c e
|
|
a
|
|
test2 4 a
|
|
test3 75 a
|
|
test5 2 a
|
|
SELECT a,b,c,e FROM t1 WHERE b='test2' OR a != '';
|
|
a b c e
|
|
test2 4 a
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c ENUM('test1','test2','test3') NULL,
|
|
c1 ENUM('test1','test2','test3') NULL DEFAULT NULL,
|
|
c2 ENUM('test1','test2','test3') NULL DEFAULT 'test2',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c enum('test1','test2','test3') YES NULL
|
|
c1 enum('test1','test2','test3') YES NULL
|
|
c2 enum('test1','test2','test3') YES test2
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('test2','test2','test2');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 7465737432 7465737432 7465737432
|
|
3 NULL NULL 7465737432
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 7465737432
|
|
3 7465737432
|
|
DROP TABLE t1;
|
|
########################
|
|
# Fixed point columns (NUMERIC, DECIMAL)
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
d DECIMAL NOT NULL,
|
|
d0 DECIMAL(0) NOT NULL,
|
|
d1_1 DECIMAL(1,1) NOT NULL,
|
|
d10_2 DECIMAL(10,2) NOT NULL,
|
|
d60_10 DECIMAL(60,10) NOT NULL,
|
|
n NUMERIC NOT NULL,
|
|
n0_0 NUMERIC(0,0) NOT NULL,
|
|
n1 NUMERIC(1) NOT NULL,
|
|
n20_4 NUMERIC(20,4) NOT NULL,
|
|
n65_4 NUMERIC(65,4) NOT NULL,
|
|
pk NUMERIC NOT NULL PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
d decimal(10,0) NO NULL
|
|
d0 decimal(10,0) NO NULL
|
|
d1_1 decimal(1,1) NO NULL
|
|
d10_2 decimal(10,2) NO NULL
|
|
d60_10 decimal(60,10) NO NULL
|
|
n decimal(10,0) NO NULL
|
|
n0_0 decimal(10,0) NO NULL
|
|
n1 decimal(1,0) NO NULL
|
|
n20_4 decimal(20,4) NO NULL
|
|
n65_4 decimal(65,4) NO NULL
|
|
pk decimal(10,0) NO PRI NULL
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (100,123456,0.3,40000.25,123456789123456789.10001,1024,7000.0,8.0,999999.9,9223372036854775807,1);
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (0,0,0,0,0,0,0,0,0,0,2);
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (9999999999.0,9999999999.0,0.9,99999999.99,99999999999999999999999999999999999999999999999999.9999999999,9999999999.0,9999999999.0,9.0,9999999999999999.9999,9999999999999999999999999999999999999999999999999999999999999.9999,3);
|
|
SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1;
|
|
d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4
|
|
0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000
|
|
100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (-100,-123456,-0.3,-40000.25,-123456789123456789.10001,-1024,-7000.0,-8.0,-999999.9,-9223372036854775807,4);
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (-9999999999.0,-9999999999.0,-0.9,-99999999.99,-99999999999999999999999999999999999999999999999999.9999999999,-9999999999.0,-9999999999.0,-9.0,-9999999999999999.9999,-9999999999999999999999999999999999999999999999999999999999999.9999,5);
|
|
SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1;
|
|
d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4
|
|
-100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000
|
|
-9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999
|
|
0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000
|
|
100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1 WHERE n20_4 = 9999999999999999.9999 OR d < 100;
|
|
d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4
|
|
-100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000
|
|
-9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999
|
|
0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
6
|
|
);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'd' at row 1
|
|
Warning 1264 Out of range value for column 'd0' at row 1
|
|
Warning 1264 Out of range value for column 'd1_1' at row 1
|
|
Warning 1264 Out of range value for column 'd10_2' at row 1
|
|
Warning 1264 Out of range value for column 'd60_10' at row 1
|
|
Warning 1264 Out of range value for column 'n' at row 1
|
|
Warning 1264 Out of range value for column 'n0_0' at row 1
|
|
Warning 1264 Out of range value for column 'n1' at row 1
|
|
Warning 1264 Out of range value for column 'n20_4' at row 1
|
|
SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1;
|
|
d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4
|
|
-100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000
|
|
-9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999
|
|
0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000
|
|
100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (10000000000.0,10000000000.0,1.1,100000000.99,100000000000000000000000000000000000000000000000000.0,10000000000.0,10000000000.0,10.0,10000000000000000.9999,10000000000000000000000000000000000000000000000000000000000000.9999,7);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'd' at row 1
|
|
Warning 1264 Out of range value for column 'd0' at row 1
|
|
Warning 1264 Out of range value for column 'd1_1' at row 1
|
|
Warning 1264 Out of range value for column 'd10_2' at row 1
|
|
Warning 1264 Out of range value for column 'd60_10' at row 1
|
|
Warning 1264 Out of range value for column 'n' at row 1
|
|
Warning 1264 Out of range value for column 'n0_0' at row 1
|
|
Warning 1264 Out of range value for column 'n1' at row 1
|
|
Warning 1264 Out of range value for column 'n20_4' at row 1
|
|
Warning 1264 Out of range value for column 'n65_4' at row 1
|
|
SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1;
|
|
d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4
|
|
-100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000
|
|
-9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999
|
|
0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000
|
|
100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (9999999999.1,9999999999.1,1.9,99999999.001,99999999999999999999999999999999999999999999999999.99999999991,9999999999.1,9999999999.1,9.1,9999999999999999.00001,9999999999999999999999999999999999999999999999999999999999999.11111,8);
|
|
Warnings:
|
|
Note 1265 Data truncated for column 'd' at row 1
|
|
Note 1265 Data truncated for column 'd0' at row 1
|
|
Warning 1264 Out of range value for column 'd1_1' at row 1
|
|
Note 1265 Data truncated for column 'd10_2' at row 1
|
|
Note 1265 Data truncated for column 'd60_10' at row 1
|
|
Note 1265 Data truncated for column 'n' at row 1
|
|
Note 1265 Data truncated for column 'n0_0' at row 1
|
|
Note 1265 Data truncated for column 'n1' at row 1
|
|
Note 1265 Data truncated for column 'n20_4' at row 1
|
|
Note 1265 Data truncated for column 'n65_4' at row 1
|
|
SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1;
|
|
d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4
|
|
-100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000
|
|
-9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999
|
|
0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000
|
|
100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000
|
|
9999999999 9999999999 0.9 99999999.00 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.0000 9999999999999999999999999999999999999999999999999999999999999.1111
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999
|
|
ALTER TABLE t1 ADD COLUMN n66 NUMERIC(66) NOT NULL;
|
|
ERROR 42000: Too-big precision 66 specified for 'n66'. Maximum is 65.
|
|
ALTER TABLE t1 ADD COLUMN n66_6 DECIMAL(66,6) NOT NULL;
|
|
ERROR 42000: Too-big precision 66 specified for 'n66_6'. Maximum is 65.
|
|
ALTER TABLE t1 ADD COLUMN n66_66 DECIMAL(66,66) NOT NULL;
|
|
ERROR 42000: Too big scale 66 specified for column 'n66_66'. Maximum is 30.
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c DECIMAL NULL,
|
|
c1 DECIMAL NULL DEFAULT NULL,
|
|
c2 DECIMAL NULL DEFAULT 1.1,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Note 1265 Data truncated for column 'c2' at row 1
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c decimal(10,0) YES NULL
|
|
c1 decimal(10,0) YES NULL
|
|
c2 decimal(10,0) YES 1
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (1.1,1.1,1.1);
|
|
Warnings:
|
|
Note 1265 Data truncated for column 'c' at row 1
|
|
Note 1265 Data truncated for column 'c1' at row 1
|
|
Note 1265 Data truncated for column 'c2' at row 1
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 1 1 1
|
|
3 NULL NULL 1
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 1
|
|
3 1
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c NUMERIC NULL,
|
|
c1 NUMERIC NULL DEFAULT NULL,
|
|
c2 NUMERIC NULL DEFAULT 0,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c decimal(10,0) YES NULL
|
|
c1 decimal(10,0) YES NULL
|
|
c2 decimal(10,0) YES 0
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (0,0,0);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 0 0 0
|
|
3 NULL NULL 0
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 0
|
|
3 0
|
|
DROP TABLE t1;
|
|
########################
|
|
# Floating point columns (FLOAT, DOUBLE)
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
f FLOAT NOT NULL,
|
|
f0 FLOAT(0) NOT NULL,
|
|
r1_1 REAL(1,1) NOT NULL,
|
|
f23_0 FLOAT(23) NOT NULL,
|
|
f20_3 FLOAT(20,3) NOT NULL,
|
|
d DOUBLE NOT NULL,
|
|
d1_0 DOUBLE(1,0) NOT NULL,
|
|
d10_10 DOUBLE PRECISION (10,10) NOT NULL,
|
|
d53 DOUBLE(53,0) NOT NULL,
|
|
d53_10 DOUBLE(53,10) NOT NULL,
|
|
pk DOUBLE NOT NULL PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
|
|
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
|
|
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
|
|
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
|
|
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
|
|
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
f float NO NULL
|
|
f0 float NO NULL
|
|
r1_1 double(1,1) NO NULL
|
|
f23_0 float NO NULL
|
|
f20_3 float(20,3) NO NULL
|
|
d double NO NULL
|
|
d1_0 double(1,0) NO NULL
|
|
d10_10 double(10,10) NO NULL
|
|
d53 double(53,0) NO NULL
|
|
d53_10 double(53,10) NO NULL
|
|
pk double NO PRI NULL
|
|
INSERT INTO t1 (f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10,pk) VALUES (12345.12345,12345.12345,0.9,123456789.123,56789.987,11111111.111,8.0,0.0123456789,1234566789123456789,99999999999999999.99999999,1);
|
|
SELECT f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10 FROM t1;
|
|
f 12345.1
|
|
d 11111111.111
|
|
d10_10 0.0123456789
|
|
d1_0 8
|
|
d53 1234566789123456800
|
|
d53_10 100000000000000000.0000000000
|
|
f0 12345.1
|
|
f20_3 56789.988
|
|
f23_0 123457000
|
|
r1_1 0.9
|
|
INSERT INTO t1 (f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10,pk) VALUES (0,0,0,0,0,0,0,0,0,0,2);
|
|
INSERT INTO t1 (f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10,pk) VALUES (
|
|
99999999999999999999999999999999999999,
|
|
99999999999999999999999999999999999999.9999999999999999,
|
|
0.9,
|
|
99999999999999999999999999999999999999.9,
|
|
99999999999999999.999,
|
|
999999999999999999999999999999999999999999999999999999999999999999999999999999999,
|
|
9,
|
|
0.9999999999,
|
|
1999999999999999999999999999999999999999999999999999999,
|
|
19999999999999999999999999999999999999999999.9999999999,
|
|
3
|
|
);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'd53' at row 1
|
|
Warning 1264 Out of range value for column 'd53_10' at row 1
|
|
SELECT f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10 FROM t1;
|
|
f 12345.1
|
|
d 0
|
|
d 11111111.111
|
|
d 1e81
|
|
d10_10 0.0000000000
|
|
d10_10 0.0123456789
|
|
d10_10 0.9999999999
|
|
d1_0 0
|
|
d1_0 8
|
|
d1_0 9
|
|
d53 0
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 1234566789123456800
|
|
d53_10 0.0000000000
|
|
d53_10 100000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
f 0
|
|
f 1e38
|
|
f0 0
|
|
f0 12345.1
|
|
f0 1e38
|
|
f20_3 0.000
|
|
f20_3 56789.988
|
|
f20_3 99999998430674940.000
|
|
f23_0 0
|
|
f23_0 123457000
|
|
f23_0 1e38
|
|
r1_1 0.0
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
INSERT INTO t1 (f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10,pk) VALUES (-999999999999999999999999,-99999999999.999999999999,-0.9,-999.99999999999999999999,-99999999999999999.999,-999999999999999999999999999999999999999999999999999999999999-0.999,-9,-.9999999999,-999999999999999999999999999999.99999999999999999999999,-9999999999999999999999999999999999999999999.9999999999,4);
|
|
SELECT f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10 FROM t1;
|
|
f 12345.1
|
|
d -1e60
|
|
d 0
|
|
d 11111111.111
|
|
d 1e81
|
|
d10_10 -0.9999999999
|
|
d10_10 0.0000000000
|
|
d10_10 0.0123456789
|
|
d10_10 0.9999999999
|
|
d1_0 -9
|
|
d1_0 0
|
|
d1_0 8
|
|
d1_0 9
|
|
d53 -1000000000000000000000000000000
|
|
d53 0
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 1234566789123456800
|
|
d53_10 -10000000000000000000000000000000000000000000.0000000000
|
|
d53_10 0.0000000000
|
|
d53_10 100000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
f -1e24
|
|
f 0
|
|
f 1e38
|
|
f0 -100000000000
|
|
f0 0
|
|
f0 12345.1
|
|
f0 1e38
|
|
f20_3 -99999998430674940.000
|
|
f20_3 0.000
|
|
f20_3 56789.988
|
|
f20_3 99999998430674940.000
|
|
f23_0 -1000
|
|
f23_0 0
|
|
f23_0 123457000
|
|
f23_0 1e38
|
|
r1_1 -0.9
|
|
r1_1 0.0
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
SELECT MAX(f), MAX(f0), MAX(r1_1), MAX(f23_0), MAX(f20_3), MAX(d), MAX(d1_0), MAX(d10_10), MAX(d53), MAX(d53_10) FROM t1;
|
|
MAX(f) 1e38
|
|
MAX(d) 1e81
|
|
MAX(d10_10) 0.9999999999
|
|
MAX(d1_0) 9
|
|
MAX(d53) 100000000000000000000000000000000000000000000000000000
|
|
MAX(d53_10) 10000000000000000000000000000000000000000000.0000000000
|
|
MAX(f0) 1e38
|
|
MAX(f20_3) 99999998430674940.000
|
|
MAX(f23_0) 1e38
|
|
MAX(r1_1) 0.9
|
|
INSERT INTO t1 (f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10,pk) VALUES (
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
9999999999999999999999999999999999999999999999999999999999999.9999,
|
|
5
|
|
);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'f' at row 1
|
|
Warning 1264 Out of range value for column 'f0' at row 1
|
|
Warning 1264 Out of range value for column 'r1_1' at row 1
|
|
Warning 1264 Out of range value for column 'f23_0' at row 1
|
|
Warning 1264 Out of range value for column 'f20_3' at row 1
|
|
Warning 1264 Out of range value for column 'd1_0' at row 1
|
|
Warning 1264 Out of range value for column 'd10_10' at row 1
|
|
Warning 1264 Out of range value for column 'd53' at row 1
|
|
Warning 1264 Out of range value for column 'd53_10' at row 1
|
|
SELECT f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10 FROM t1;
|
|
f 12345.1
|
|
d -1e60
|
|
d 0
|
|
d 11111111.111
|
|
d 1e61
|
|
d 1e81
|
|
d10_10 -0.9999999999
|
|
d10_10 0.0000000000
|
|
d10_10 0.0123456789
|
|
d10_10 0.9999999999
|
|
d10_10 0.9999999999
|
|
d1_0 -9
|
|
d1_0 0
|
|
d1_0 8
|
|
d1_0 9
|
|
d1_0 9
|
|
d53 -1000000000000000000000000000000
|
|
d53 0
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 1234566789123456800
|
|
d53_10 -10000000000000000000000000000000000000000000.0000000000
|
|
d53_10 0.0000000000
|
|
d53_10 100000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
f -1e24
|
|
f 0
|
|
f 1e38
|
|
f 3.40282e38
|
|
f0 -100000000000
|
|
f0 0
|
|
f0 12345.1
|
|
f0 1e38
|
|
f0 3.40282e38
|
|
f20_3 -99999998430674940.000
|
|
f20_3 0.000
|
|
f20_3 56789.988
|
|
f20_3 99999998430674940.000
|
|
f20_3 99999998430674940.000
|
|
f23_0 -1000
|
|
f23_0 0
|
|
f23_0 123457000
|
|
f23_0 1e38
|
|
f23_0 3.40282e38
|
|
r1_1 -0.9
|
|
r1_1 0.0
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
INSERT INTO t1 (f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10,pk) VALUES (
|
|
999999999999999999999999999999999999999,
|
|
999999999999999999999999999999999999999.9999999999999999,
|
|
1.9,
|
|
999999999999999999999999999999999999999.9,
|
|
999999999999999999.999,
|
|
9999999999999999999999999999999999999999999999999999999999999999999999999999999999,
|
|
99,
|
|
1.9999999999,
|
|
1999999999999999999999999999999999999999999999999999999,
|
|
19999999999999999999999999999999999999999999.9999999999,
|
|
6
|
|
);
|
|
Warnings:
|
|
Warning 1292 Truncated incorrect DECIMAL value: '999999999999999999999999999999999999999999999999999999999999999999999999999999999'
|
|
Warning 1264 Out of range value for column 'f' at row 1
|
|
Warning 1264 Out of range value for column 'f0' at row 1
|
|
Warning 1264 Out of range value for column 'r1_1' at row 1
|
|
Warning 1264 Out of range value for column 'f23_0' at row 1
|
|
Warning 1264 Out of range value for column 'f20_3' at row 1
|
|
Warning 1264 Out of range value for column 'd1_0' at row 1
|
|
Warning 1264 Out of range value for column 'd10_10' at row 1
|
|
Warning 1264 Out of range value for column 'd53' at row 1
|
|
Warning 1264 Out of range value for column 'd53_10' at row 1
|
|
SELECT f,f0,r1_1,f23_0,f20_3,d,d1_0,d10_10,d53,d53_10 FROM t1;
|
|
f 12345.1
|
|
d -1e60
|
|
d 0
|
|
d 11111111.111
|
|
d 1e61
|
|
d 1e65
|
|
d 1e81
|
|
d10_10 -0.9999999999
|
|
d10_10 0.0000000000
|
|
d10_10 0.0123456789
|
|
d10_10 0.9999999999
|
|
d10_10 0.9999999999
|
|
d10_10 0.9999999999
|
|
d1_0 -9
|
|
d1_0 0
|
|
d1_0 8
|
|
d1_0 9
|
|
d1_0 9
|
|
d1_0 9
|
|
d53 -1000000000000000000000000000000
|
|
d53 0
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 100000000000000000000000000000000000000000000000000000
|
|
d53 1234566789123456800
|
|
d53_10 -10000000000000000000000000000000000000000000.0000000000
|
|
d53_10 0.0000000000
|
|
d53_10 100000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
d53_10 10000000000000000000000000000000000000000000.0000000000
|
|
f -1e24
|
|
f 0
|
|
f 1e38
|
|
f 3.40282e38
|
|
f 3.40282e38
|
|
f0 -100000000000
|
|
f0 0
|
|
f0 12345.1
|
|
f0 1e38
|
|
f0 3.40282e38
|
|
f0 3.40282e38
|
|
f20_3 -99999998430674940.000
|
|
f20_3 0.000
|
|
f20_3 56789.988
|
|
f20_3 99999998430674940.000
|
|
f20_3 99999998430674940.000
|
|
f20_3 99999998430674940.000
|
|
f23_0 -1000
|
|
f23_0 0
|
|
f23_0 123457000
|
|
f23_0 1e38
|
|
f23_0 3.40282e38
|
|
f23_0 3.40282e38
|
|
r1_1 -0.9
|
|
r1_1 0.0
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
r1_1 0.9
|
|
ALTER TABLE t1 ADD COLUMN d0_0 DOUBLE(0,0) NOT NULL;
|
|
ERROR 42000: Display width out of range for column 'd0_0' (max = 255)
|
|
ALTER TABLE t1 ADD COLUMN n66_6 DECIMAL(256,1) NOT NULL;
|
|
ERROR 42000: Too-big precision 256 specified for 'n66_6'. Maximum is 65.
|
|
ALTER TABLE t1 ADD COLUMN n66_66 DECIMAL(40,35) NOT NULL;
|
|
ERROR 42000: Too big scale 35 specified for column 'n66_66'. Maximum is 30.
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c FLOAT NULL,
|
|
c1 FLOAT NULL DEFAULT NULL,
|
|
c2 FLOAT NULL DEFAULT 1.1,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c float YES NULL
|
|
c1 float YES NULL
|
|
c2 float YES 1.1
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (1.1,1.1,1.1);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 1 1 1
|
|
3 NULL NULL 1
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 1
|
|
3 1
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c DOUBLE NULL,
|
|
c1 DOUBLE NULL DEFAULT NULL,
|
|
c2 DOUBLE NULL DEFAULT 0,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c double YES NULL
|
|
c1 double YES NULL
|
|
c2 double YES 0
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (0,0,0);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 0 0 0
|
|
3 NULL NULL 0
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 0
|
|
3 0
|
|
DROP TABLE t1;
|
|
########################
|
|
# INT columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
i INT NULL,
|
|
i0 INT(0) NULL,
|
|
i1 INT(1) NULL,
|
|
i20 INT(20) NULL,
|
|
t TINYINT NULL,
|
|
t0 TINYINT(0) NULL,
|
|
t1 TINYINT(1) NULL,
|
|
t20 TINYINT(20) NULL,
|
|
s SMALLINT NULL,
|
|
s0 SMALLINT(0) NULL,
|
|
s1 SMALLINT(1) NULL,
|
|
s20 SMALLINT(20) NULL,
|
|
m MEDIUMINT NULL,
|
|
m0 MEDIUMINT(0) NULL,
|
|
m1 MEDIUMINT(1) NULL,
|
|
m20 MEDIUMINT(20) NULL,
|
|
b BIGINT NULL,
|
|
b0 BIGINT(0) NULL,
|
|
b1 BIGINT(1) NULL,
|
|
b20 BIGINT(20) NULL,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
Warning 1681 Integer display width is deprecated and will be removed in a future release.
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
i int(11) YES NULL
|
|
i0 int(11) YES NULL
|
|
i1 int(1) YES NULL
|
|
i20 int(20) YES NULL
|
|
t tinyint(4) YES NULL
|
|
t0 tinyint(4) YES NULL
|
|
t1 tinyint(1) YES NULL
|
|
t20 tinyint(20) YES NULL
|
|
s smallint(6) YES NULL
|
|
s0 smallint(6) YES NULL
|
|
s1 smallint(1) YES NULL
|
|
s20 smallint(20) YES NULL
|
|
m mediumint(9) YES NULL
|
|
m0 mediumint(9) YES NULL
|
|
m1 mediumint(1) YES NULL
|
|
m20 mediumint(20) YES NULL
|
|
b bigint(20) YES NULL
|
|
b0 bigint(20) YES NULL
|
|
b1 bigint(1) YES NULL
|
|
b20 bigint(20) YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20);
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (2147483647,2147483647,2147483647,2147483647,127,127,127,127,32767,32767,32767,32767,8388607,8388607,8388607,8388607,9223372036854775807,9223372036854775807,9223372036854775807,9223372036854775807);
|
|
SELECT i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20 FROM t1;
|
|
i i0 i1 i20 t t0 t1 t20 s s0 s1 s20 m m0 m1 m20 b b0 b1 b20
|
|
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
|
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (-2147483648,-2147483648,-2147483648,-2147483648,-128,-128,-128,-128,-32768,-32768,-32768,-32768,-8388608,-8388608,-8388608,-8388608,-9223372036854775808,-9223372036854775808,-9223372036854775808,-9223372036854775808);
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (4294967295,4294967295,4294967295,4294967295,255,255,255,255,65535,65535,65535,65535,16777215,16777215,16777215,16777215,18446744073709551615,18446744073709551615,18446744073709551615,18446744073709551615);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'i' at row 1
|
|
Warning 1264 Out of range value for column 'i0' at row 1
|
|
Warning 1264 Out of range value for column 'i1' at row 1
|
|
Warning 1264 Out of range value for column 'i20' at row 1
|
|
Warning 1264 Out of range value for column 't' at row 1
|
|
Warning 1264 Out of range value for column 't0' at row 1
|
|
Warning 1264 Out of range value for column 't1' at row 1
|
|
Warning 1264 Out of range value for column 't20' at row 1
|
|
Warning 1264 Out of range value for column 's' at row 1
|
|
Warning 1264 Out of range value for column 's0' at row 1
|
|
Warning 1264 Out of range value for column 's1' at row 1
|
|
Warning 1264 Out of range value for column 's20' at row 1
|
|
Warning 1264 Out of range value for column 'm' at row 1
|
|
Warning 1264 Out of range value for column 'm0' at row 1
|
|
Warning 1264 Out of range value for column 'm1' at row 1
|
|
Warning 1264 Out of range value for column 'm20' at row 1
|
|
Warning 1264 Out of range value for column 'b' at row 1
|
|
Warning 1264 Out of range value for column 'b0' at row 1
|
|
Warning 1264 Out of range value for column 'b1' at row 1
|
|
Warning 1264 Out of range value for column 'b20' at row 1
|
|
SELECT i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20 FROM t1;
|
|
i i0 i1 i20 t t0 t1 t20 s s0 s1 s20 m m0 m1 m20 b b0 b1 b20
|
|
-2147483648 -2147483648 -2147483648 -2147483648 -128 -128 -128 -128 -32768 -32768 -32768 -32768 -8388608 -8388608 -8388608 -8388608 -9223372036854775808 -9223372036854775808 -9223372036854775808 -9223372036854775808
|
|
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
|
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (-2147483649,-2147483649,-2147483649,-2147483649,-129,-129,-129,-129,-32769,-32769,-32769,-32769,-8388609,-8388609,-8388609,-8388609,-9223372036854775809,-9223372036854775809,-9223372036854775809,-9223372036854775809);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'i' at row 1
|
|
Warning 1264 Out of range value for column 'i0' at row 1
|
|
Warning 1264 Out of range value for column 'i1' at row 1
|
|
Warning 1264 Out of range value for column 'i20' at row 1
|
|
Warning 1264 Out of range value for column 't' at row 1
|
|
Warning 1264 Out of range value for column 't0' at row 1
|
|
Warning 1264 Out of range value for column 't1' at row 1
|
|
Warning 1264 Out of range value for column 't20' at row 1
|
|
Warning 1264 Out of range value for column 's' at row 1
|
|
Warning 1264 Out of range value for column 's0' at row 1
|
|
Warning 1264 Out of range value for column 's1' at row 1
|
|
Warning 1264 Out of range value for column 's20' at row 1
|
|
Warning 1264 Out of range value for column 'm' at row 1
|
|
Warning 1264 Out of range value for column 'm0' at row 1
|
|
Warning 1264 Out of range value for column 'm1' at row 1
|
|
Warning 1264 Out of range value for column 'm20' at row 1
|
|
Warning 1264 Out of range value for column 'b' at row 1
|
|
Warning 1264 Out of range value for column 'b0' at row 1
|
|
Warning 1264 Out of range value for column 'b1' at row 1
|
|
Warning 1264 Out of range value for column 'b20' at row 1
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) VALUES (4294967296,4294967296,4294967296,4294967296,256,256,256,256,65536,65536,65536,65536,16777216,16777216,16777216,16777216,18446744073709551616,18446744073709551616,18446744073709551616,18446744073709551616);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'i' at row 1
|
|
Warning 1264 Out of range value for column 'i0' at row 1
|
|
Warning 1264 Out of range value for column 'i1' at row 1
|
|
Warning 1264 Out of range value for column 'i20' at row 1
|
|
Warning 1264 Out of range value for column 't' at row 1
|
|
Warning 1264 Out of range value for column 't0' at row 1
|
|
Warning 1264 Out of range value for column 't1' at row 1
|
|
Warning 1264 Out of range value for column 't20' at row 1
|
|
Warning 1264 Out of range value for column 's' at row 1
|
|
Warning 1264 Out of range value for column 's0' at row 1
|
|
Warning 1264 Out of range value for column 's1' at row 1
|
|
Warning 1264 Out of range value for column 's20' at row 1
|
|
Warning 1264 Out of range value for column 'm' at row 1
|
|
Warning 1264 Out of range value for column 'm0' at row 1
|
|
Warning 1264 Out of range value for column 'm1' at row 1
|
|
Warning 1264 Out of range value for column 'm20' at row 1
|
|
Warning 1264 Out of range value for column 'b' at row 1
|
|
Warning 1264 Out of range value for column 'b0' at row 1
|
|
Warning 1264 Out of range value for column 'b1' at row 1
|
|
Warning 1264 Out of range value for column 'b20' at row 1
|
|
INSERT INTO t1 (i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20) SELECT b,b,b,b,b,b,b,b,b,b,b,b,b,b,b,b,b,b,b,b FROM t1 WHERE b IN (-9223372036854775808,9223372036854775807,18446744073709551615);
|
|
Warnings:
|
|
Warning 1264 Out of range value for column 'i' at row 1
|
|
Warning 1264 Out of range value for column 'i0' at row 1
|
|
Warning 1264 Out of range value for column 'i1' at row 1
|
|
Warning 1264 Out of range value for column 'i20' at row 1
|
|
Warning 1264 Out of range value for column 't' at row 1
|
|
Warning 1264 Out of range value for column 't0' at row 1
|
|
Warning 1264 Out of range value for column 't1' at row 1
|
|
Warning 1264 Out of range value for column 't20' at row 1
|
|
Warning 1264 Out of range value for column 's' at row 1
|
|
Warning 1264 Out of range value for column 's0' at row 1
|
|
Warning 1264 Out of range value for column 's1' at row 1
|
|
Warning 1264 Out of range value for column 's20' at row 1
|
|
Warning 1264 Out of range value for column 'm' at row 1
|
|
Warning 1264 Out of range value for column 'm0' at row 1
|
|
Warning 1264 Out of range value for column 'm1' at row 1
|
|
Warning 1264 Out of range value for column 'm20' at row 1
|
|
Warning 1264 Out of range value for column 'i' at row 2
|
|
Warning 1264 Out of range value for column 'i0' at row 2
|
|
Warning 1264 Out of range value for column 'i1' at row 2
|
|
Warning 1264 Out of range value for column 'i20' at row 2
|
|
Warning 1264 Out of range value for column 't' at row 2
|
|
Warning 1264 Out of range value for column 't0' at row 2
|
|
Warning 1264 Out of range value for column 't1' at row 2
|
|
Warning 1264 Out of range value for column 't20' at row 2
|
|
Warning 1264 Out of range value for column 's' at row 2
|
|
Warning 1264 Out of range value for column 's0' at row 2
|
|
Warning 1264 Out of range value for column 's1' at row 2
|
|
Warning 1264 Out of range value for column 's20' at row 2
|
|
Warning 1264 Out of range value for column 'm' at row 2
|
|
Warning 1264 Out of range value for column 'm0' at row 2
|
|
Warning 1264 Out of range value for column 'm1' at row 2
|
|
Warning 1264 Out of range value for column 'm20' at row 2
|
|
Warning 1264 Out of range value for column 'i' at row 3
|
|
Warning 1264 Out of range value for column 'i0' at row 3
|
|
Warning 1264 Out of range value for column 'i1' at row 3
|
|
Warning 1264 Out of range value for column 'i20' at row 3
|
|
Warning 1264 Out of range value for column 't' at row 3
|
|
Warning 1264 Out of range value for column 't0' at row 3
|
|
Warning 1264 Out of range value for column 't1' at row 3
|
|
Warning 1264 Out of range value for column 't20' at row 3
|
|
Warning 1264 Out of range value for column 's' at row 3
|
|
Warning 1264 Out of range value for column 's0' at row 3
|
|
Warning 1264 Out of range value for column 's1' at row 3
|
|
Warning 1264 Out of range value for column 's20' at row 3
|
|
Warning 1264 Out of range value for column 'm' at row 3
|
|
Warning 1264 Out of range value for column 'm0' at row 3
|
|
Warning 1264 Out of range value for column 'm1' at row 3
|
|
Warning 1264 Out of range value for column 'm20' at row 3
|
|
Warning 1264 Out of range value for column 'i' at row 4
|
|
Warning 1264 Out of range value for column 'i0' at row 4
|
|
Warning 1264 Out of range value for column 'i1' at row 4
|
|
Warning 1264 Out of range value for column 'i20' at row 4
|
|
Warning 1264 Out of range value for column 't' at row 4
|
|
Warning 1264 Out of range value for column 't0' at row 4
|
|
Warning 1264 Out of range value for column 't1' at row 4
|
|
Warning 1264 Out of range value for column 't20' at row 4
|
|
Warning 1264 Out of range value for column 's' at row 4
|
|
Warning 1264 Out of range value for column 's0' at row 4
|
|
Warning 1264 Out of range value for column 's1' at row 4
|
|
Warning 1264 Out of range value for column 's20' at row 4
|
|
Warning 1264 Out of range value for column 'm' at row 4
|
|
Warning 1264 Out of range value for column 'm0' at row 4
|
|
Warning 1264 Out of range value for column 'm1' at row 4
|
|
Warning 1264 Out of range value for column 'm20' at row 4
|
|
Warning 1264 Out of range value for column 'i' at row 5
|
|
Warning 1264 Out of range value for column 'i0' at row 5
|
|
Warning 1264 Out of range value for column 'i1' at row 5
|
|
Warning 1264 Out of range value for column 'i20' at row 5
|
|
Warning 1264 Out of range value for column 't' at row 5
|
|
Warning 1264 Out of range value for column 't0' at row 5
|
|
Warning 1264 Out of range value for column 't1' at row 5
|
|
Warning 1264 Out of range value for column 't20' at row 5
|
|
Warning 1264 Out of range value for column 's' at row 5
|
|
Warning 1264 Out of range value for column 's0' at row 5
|
|
Warning 1264 Out of range value for column 's1' at row 5
|
|
Warning 1264 Out of range value for column 's20' at row 5
|
|
Warning 1264 Out of range value for column 'm' at row 5
|
|
Warning 1264 Out of range value for column 'm0' at row 5
|
|
Warning 1264 Out of range value for column 'm1' at row 5
|
|
Warning 1264 Out of range value for column 'm20' at row 5
|
|
SELECT i,i0,i1,i20,t,t0,t1,t20,s,s0,s1,s20,m,m0,m1,m20,b,b0,b1,b20 FROM t1;
|
|
i i0 i1 i20 t t0 t1 t20 s s0 s1 s20 m m0 m1 m20 b b0 b1 b20
|
|
-2147483648 -2147483648 -2147483648 -2147483648 -128 -128 -128 -128 -32768 -32768 -32768 -32768 -8388608 -8388608 -8388608 -8388608 -9223372036854775808 -9223372036854775808 -9223372036854775808 -9223372036854775808
|
|
-2147483648 -2147483648 -2147483648 -2147483648 -128 -128 -128 -128 -32768 -32768 -32768 -32768 -8388608 -8388608 -8388608 -8388608 -9223372036854775808 -9223372036854775808 -9223372036854775808 -9223372036854775808
|
|
-2147483648 -2147483648 -2147483648 -2147483648 -128 -128 -128 -128 -32768 -32768 -32768 -32768 -8388608 -8388608 -8388608 -8388608 -9223372036854775808 -9223372036854775808 -9223372036854775808 -9223372036854775808
|
|
-2147483648 -2147483648 -2147483648 -2147483648 -128 -128 -128 -128 -32768 -32768 -32768 -32768 -8388608 -8388608 -8388608 -8388608 -9223372036854775808 -9223372036854775808 -9223372036854775808 -9223372036854775808
|
|
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
|
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
2147483647 2147483647 2147483647 2147483647 127 127 127 127 32767 32767 32767 32767 8388607 8388607 8388607 8388607 9223372036854775807 9223372036854775807 9223372036854775807 9223372036854775807
|
|
ALTER TABLE t1 ADD COLUMN i257 INT(257) NULL;
|
|
ERROR 42000: Display width out of range for column 'i257' (max = 255)
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c INT NULL,
|
|
c1 INT NULL DEFAULT NULL,
|
|
c2 INT NULL DEFAULT 2147483647,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c int(11) YES NULL
|
|
c1 int(11) YES NULL
|
|
c2 int(11) YES 2147483647
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (2147483647,2147483647,2147483647);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 7FFFFFFF 7FFFFFFF 7FFFFFFF
|
|
3 NULL NULL 7FFFFFFF
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 7FFFFFFF
|
|
3 7FFFFFFF
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c TINYINT NULL,
|
|
c1 TINYINT NULL DEFAULT NULL,
|
|
c2 TINYINT NULL DEFAULT 127,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c tinyint(4) YES NULL
|
|
c1 tinyint(4) YES NULL
|
|
c2 tinyint(4) YES 127
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (127,127,127);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 7F 7F 7F
|
|
3 NULL NULL 7F
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 7F
|
|
3 7F
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c SMALLINT NULL,
|
|
c1 SMALLINT NULL DEFAULT NULL,
|
|
c2 SMALLINT NULL DEFAULT 0,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c smallint(6) YES NULL
|
|
c1 smallint(6) YES NULL
|
|
c2 smallint(6) YES 0
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (0,0,0);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 0 0 0
|
|
3 NULL NULL 0
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 0
|
|
3 0
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c MEDIUMINT NULL,
|
|
c1 MEDIUMINT NULL DEFAULT NULL,
|
|
c2 MEDIUMINT NULL DEFAULT 1,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c mediumint(9) YES NULL
|
|
c1 mediumint(9) YES NULL
|
|
c2 mediumint(9) YES 1
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (1,1,1);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 1 1 1
|
|
3 NULL NULL 1
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 1
|
|
3 1
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c BIGINT NULL,
|
|
c1 BIGINT NULL DEFAULT NULL,
|
|
c2 BIGINT NULL DEFAULT 9223372036854775807,
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c bigint(20) YES NULL
|
|
c1 bigint(20) YES NULL
|
|
c2 bigint(20) YES 9223372036854775807
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES (9223372036854775807,9223372036854775807,9223372036854775807);
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 7FFFFFFFFFFFFFFF 7FFFFFFFFFFFFFFF 7FFFFFFFFFFFFFFF
|
|
3 NULL NULL 7FFFFFFFFFFFFFFF
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 7FFFFFFFFFFFFFFF
|
|
3 7FFFFFFFFFFFFFFF
|
|
DROP TABLE t1;
|
|
########################
|
|
# SET columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
a SET('') NOT NULL,
|
|
b SET('test1','test2','test3','test4','test5') NOT NULL,
|
|
c SET('01','02','03','04','05','06','07','08','09','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31','32','33','34','35','36','37','38','39','40','41','42','43','44','45','46','47','48','49','50''51','52','53','54','55','56','57','58','59','60','61','62','63','64') NOT NULL,
|
|
PRIMARY KEY (c)
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
a set('') NO NULL
|
|
b set('test1','test2','test3','test4','test5') NO NULL
|
|
c set('01','02','03','04','05','06','07','08','09','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31','32','33','34','35','36','37','38','39','40','41','42','43','44','45','46','47','48','49','50''51','52','53','54','55','56','57','58','59','60','61','62','63','64') NO PRI NULL
|
|
INSERT INTO t1 (a,b,c) VALUES
|
|
('','test2,test3','01,34,44,,23'),
|
|
('',5,2),
|
|
(',','test4,test2','');
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'c' at row 1
|
|
SELECT a,b,c FROM t1;
|
|
a b c
|
|
test1,test3 02
|
|
test2,test3 01,23,34,44
|
|
test2,test4
|
|
INSERT INTO t1 (a,b,c) VALUES (0,'test6',-1);
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'b' at row 1
|
|
Warning 1265 Data truncated for column 'c' at row 1
|
|
SELECT a,b,c FROM t1;
|
|
a b c
|
|
01,02,03,04,05,06,07,08,09,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50'51,52,53,54,55,56,57,58,59,60,61,62,63,64
|
|
test1,test3 02
|
|
test2,test3 01,23,34,44
|
|
test2,test4
|
|
ALTER TABLE t1 ADD COLUMN e SET('a','A') NOT NULL;
|
|
Warnings:
|
|
Note 1291 Column 'e' has duplicated value 'a' in SET
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
a set('') NO NULL
|
|
b set('test1','test2','test3','test4','test5') NO NULL
|
|
c set('01','02','03','04','05','06','07','08','09','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31','32','33','34','35','36','37','38','39','40','41','42','43','44','45','46','47','48','49','50''51','52','53','54','55','56','57','58','59','60','61','62','63','64') NO PRI NULL
|
|
e set('a','A') NO NULL
|
|
ALTER TABLE t1 ADD COLUMN f SET('1','2','3','4','5','6','7','8','9','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',' ','11','12','13','14','15','16','17','18','19','1a','1b','1c','1d','1e','1f','1g','1h','1i','1j','1k','1l','1m','1n','1o','1p','1q','1r','1s','1t','1u','1v','1w','1x','1y','1z','20','21','22','23','24','25','26','27','28','29','2a','2b','2c','2d','2e','2f','2g','2h','2i','2j','2k','2l','2m','2n','2o','2p','2q','2r','2s','2t','2u','2v','2w','2x','2y','2z','30','31','32','33','34','35','36','37','38','39','3a','3b','3c','3d','3e','3f','3g','3h','3i') NOT NULL;
|
|
ERROR HY000: Too many strings for column f and SET
|
|
SELECT a,b,c,e FROM t1 WHERE FIND_IN_SET('test2',b)>0 OR a != '';
|
|
a b c e
|
|
test2,test3 01,23,34,44
|
|
test2,test4
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c SET('test1','test2','test3') NULL,
|
|
c1 SET('test1','test2','test3') NULL DEFAULT NULL,
|
|
c2 SET('test1','test2','test3') NULL DEFAULT 'test2,test3',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c set('test1','test2','test3') YES NULL
|
|
c1 set('test1','test2','test3') YES NULL
|
|
c2 set('test1','test2','test3') YES test2,test3
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('test2,test3','test2,test3','test2,test3');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2 74657374322C7465737433 74657374322C7465737433 74657374322C7465737433
|
|
3 NULL NULL 74657374322C7465737433
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2 74657374322C7465737433
|
|
3 74657374322C7465737433
|
|
DROP TABLE t1;
|
|
########################
|
|
# TEXT columns
|
|
########################
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
pk INT AUTO_INCREMENT PRIMARY KEY,
|
|
t TEXT NULL,
|
|
t0 TEXT(0) NULL,
|
|
t1 TEXT(1) NULL,
|
|
t300 TEXT(300) NULL,
|
|
tm TEXT(65535) NULL,
|
|
t70k TEXT(70000) NULL,
|
|
t17m TEXT(17000000) NULL,
|
|
tt TINYTEXT NULL,
|
|
m MEDIUMTEXT NULL,
|
|
l LONGTEXT NULL
|
|
) ENGINE=xengine;
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
pk int(11) NO PRI NULL auto_increment
|
|
t text YES NULL
|
|
t0 tinytext YES NULL
|
|
t1 tinytext YES NULL
|
|
t300 text YES NULL
|
|
tm mediumtext YES NULL
|
|
t70k mediumtext YES NULL
|
|
t17m longtext YES NULL
|
|
tt tinytext YES NULL
|
|
m mediumtext YES NULL
|
|
l longtext YES NULL
|
|
INSERT INTO t1 (t,t0,t1,t300,tm,t70k,t17m,tt,m,l) VALUES
|
|
('','','','','','','','','',''),
|
|
('a','b','c','d','e','f','g','h','i','j'),
|
|
('test1','test2','test3','test4','test5','test6','test7','test8','test9','test10'),
|
|
( REPEAT('a',65535), REPEAT('b',65535), REPEAT('c',255), REPEAT('d',65535), REPEAT('e',65535), REPEAT('f',1048576), REPEAT('g',1048576), REPEAT('h',255), REPEAT('i',1048576), REPEAT('j',1048576) );
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 't0' at row 4
|
|
SELECT LENGTH(t), LENGTH(t0), LENGTH(t1), LENGTH(t300), LENGTH(tm), LENGTH(t70k), LENGTH(t17m), LENGTH(tt), LENGTH(m), LENGTH(l) FROM t1;
|
|
LENGTH(t) LENGTH(t0) LENGTH(t1) LENGTH(t300) LENGTH(tm) LENGTH(t70k) LENGTH(t17m) LENGTH(tt) LENGTH(m) LENGTH(l)
|
|
0 0 0 0 0 0 0 0 0 0
|
|
1 1 1 1 1 1 1 1 1 1
|
|
5 5 5 5 5 5 5 5 5 6
|
|
65535 255 255 65535 65535 1048576 1048576 255 1048576 1048576
|
|
INSERT INTO t1 (t,t0,t1,t300,tm,t70k,t17m,tt,m,l) VALUES
|
|
( REPEAT('a',65536), REPEAT('b',65536), REPEAT('c',256), REPEAT('d',65536), REPEAT('e',65536), REPEAT('f',1048576), REPEAT('g',1048576), REPEAT('h',256), REPEAT('i',1048576), REPEAT('j',1048576) );
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 't' at row 1
|
|
Warning 1265 Data truncated for column 't0' at row 1
|
|
Warning 1265 Data truncated for column 't1' at row 1
|
|
Warning 1265 Data truncated for column 't300' at row 1
|
|
Warning 1265 Data truncated for column 'tt' at row 1
|
|
SELECT LENGTH(t), LENGTH(t0), LENGTH(t1), LENGTH(t300), LENGTH(tm), LENGTH(t70k), LENGTH(t17m), LENGTH(tt), LENGTH(m), LENGTH(l) FROM t1;
|
|
LENGTH(t) LENGTH(t0) LENGTH(t1) LENGTH(t300) LENGTH(tm) LENGTH(t70k) LENGTH(t17m) LENGTH(tt) LENGTH(m) LENGTH(l)
|
|
0 0 0 0 0 0 0 0 0 0
|
|
1 1 1 1 1 1 1 1 1 1
|
|
5 5 5 5 5 5 5 5 5 6
|
|
65535 255 255 65535 65535 1048576 1048576 255 1048576 1048576
|
|
65535 255 255 65535 65536 1048576 1048576 255 1048576 1048576
|
|
ALTER TABLE t1 ADD COLUMN ttt TEXT(4294967296) NULL;
|
|
ERROR 42000: Display width out of range for column 'ttt' (max = 4294967295)
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c TEXT NULL,
|
|
c1 TEXT NULL DEFAULT NULL,
|
|
c2 TEXT NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c text YES NULL
|
|
c1 text YES NULL
|
|
c2 text YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c TINYTEXT NULL,
|
|
c1 TINYTEXT NULL DEFAULT NULL,
|
|
c2 TINYTEXT NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c tinytext YES NULL
|
|
c1 tinytext YES NULL
|
|
c2 tinytext YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c MEDIUMTEXT NULL,
|
|
c1 MEDIUMTEXT NULL DEFAULT NULL,
|
|
c2 MEDIUMTEXT NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c mediumtext YES NULL
|
|
c1 mediumtext YES NULL
|
|
c2 mediumtext YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (
|
|
c LONGTEXT NULL,
|
|
c1 LONGTEXT NULL DEFAULT NULL,
|
|
c2 LONGTEXT NULL DEFAULT '',
|
|
pk INT AUTO_INCREMENT PRIMARY KEY
|
|
) ENGINE=xengine;
|
|
Warnings:
|
|
Warning 1101 BLOB, TEXT, GEOMETRY or JSON column 'c2' can't have a default value
|
|
SHOW COLUMNS IN t1;
|
|
Field Type Null Key Default Extra
|
|
c longtext YES NULL
|
|
c1 longtext YES NULL
|
|
c2 longtext YES NULL
|
|
pk int(11) NO PRI NULL auto_increment
|
|
INSERT INTO t1 (c,c1,c2) VALUES (NULL,NULL,NULL);
|
|
INSERT INTO t1 (c,c1,c2) VALUES ('','','');
|
|
INSERT INTO t1 () VALUES ();
|
|
SELECT pk, HEX(c), HEX(c1), HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c) HEX(c1) HEX(c2)
|
|
1 NULL NULL NULL
|
|
2
|
|
3 NULL NULL NULL
|
|
SELECT pk, HEX(c2) FROM t1 ORDER BY pk;
|
|
pk HEX(c2)
|
|
1 NULL
|
|
2
|
|
3 NULL
|
|
DROP TABLE t1;
|