polardbxengine/mysql-test/suite/ndb/r/ndb_column_properties.result

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CREATE LOGFILE GROUP lg1
ADD UNDOFILE 'undofile.dat'
INITIAL_SIZE 1M
UNDO_BUFFER_SIZE = 1M
ENGINE=NDB;
CREATE TABLESPACE ts1
ADD DATAFILE 'datafile.dat'
USE LOGFILE GROUP lg1
INITIAL_SIZE 8M
EXTENT_SIZE 256k
ENGINE NDB;
create table t1 (a int column_format DYNAMIC STORAGE DISK) TABLESPACE ts1 engine NDB CHARACTER SET latin1;
Warnings:
Warning 1478 DYNAMIC column a with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=DISK
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
drop table t1;
create table t1 (a int column_format DYNAMIC,
a1 int column_format FIXED,
b int NOT NULL column_format DYNAMIC,
b1 int NOT NULL column_format FIXED storage DISK,
c VARCHAR(100) column_format FIXED,
c1 VARCHAR(100) column_format DYNAMIC storage memory,
d VARCHAR(100) NOT NULL column_format FIXED,
d1 VARCHAR(100) NOT NULL column_format DYNAMIC,
e CHAR(100) column_format FIXED,
e1 CHAR(100) column_format DYNAMIC,
f CHAR(100) NOT NULL column_format FIXED,
f1 char(100) NOT NULL column_format DYNAMIC storage DISK,
index (b)) TABLESPACE ts1 engine NDB CHARACTER SET latin1;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
insert into t1 (b, b1, d,d1,f,f1) values
(1,1,"1","1","1","1"),
(2,2,"2","2","2","2"),
(3,3,"3","3","3","3");
alter table t1 change column a a int column_format FIXED;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`a1` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`b` int(11) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`b1` int(11) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */,
`c` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c1` varchar(100) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`d` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`d1` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`e` char(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`e1` char(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`f` char(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`f1` char(100) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */,
KEY `b` (`b`)
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
alter table t1 change column a a int storage disk;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE DISK */ DEFAULT NULL,
`a1` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`b` int(11) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`b1` int(11) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */,
`c` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c1` varchar(100) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`d` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`d1` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`e` char(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`e1` char(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`f` char(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`f1` char(100) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */,
KEY `b` (`b`)
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=DISK
a1 Int NULL AT=FIXED ST=MEMORY
b Int NOT NULL AT=FIXED ST=MEMORY DYNAMIC
b1 Int NOT NULL AT=FIXED ST=DISK
c Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY
c1 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
d Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY
d1 Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
e Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY
e1 Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY DYNAMIC
f Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=MEMORY
f1 Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=DISK
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
alter table t1 change column a a int storage memory;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE MEMORY */ DEFAULT NULL,
`a1` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`b` int(11) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`b1` int(11) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */,
`c` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c1` varchar(100) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`d` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`d1` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`e` char(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`e1` char(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`f` char(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`f1` char(100) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */,
KEY `b` (`b`)
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=MEMORY
a1 Int NULL AT=FIXED ST=MEMORY
b Int NOT NULL AT=FIXED ST=MEMORY DYNAMIC
b1 Int NOT NULL AT=FIXED ST=DISK
c Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY
c1 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
d Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY
d1 Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
e Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY
e1 Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY DYNAMIC
f Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=MEMORY
f1 Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=DISK
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
alter table t1 algorithm=inplace, change column a1 a1 int column_format FIXED NOT NULL;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Altering if field is nullable is not supported. Try ALGORITHM=COPY.
alter table t1 algorithm=inplace, change column b b int NOT NULL storage memory, add index b_i(b);
Warnings:
Warning 1831 Duplicate index 'b_i' defined on the table 'test.t1'. This is deprecated and will be disallowed in a future release.
alter table t1 algorithm=inplace, change column b b int NOT NULL storage memory, add index b1_i(b1);
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Add/drop index is not supported for disk stored column. Try ALGORITHM=COPY.
alter table t1 change column b b int NOT NULL storage memory;
alter table t1 add column a2 int column_format FIXED;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE MEMORY */ DEFAULT NULL,
`a1` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`b` int(11) NOT NULL /*!50606 STORAGE MEMORY */,
`b1` int(11) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */,
`c` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c1` varchar(100) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`d` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`d1` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`e` char(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`e1` char(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`f` char(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`f1` char(100) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */,
`a2` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
KEY `b` (`b`),
KEY `b_i` (`b`)
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=MEMORY
a1 Int NULL AT=FIXED ST=MEMORY
b Int NOT NULL AT=FIXED ST=MEMORY
b1 Int NOT NULL AT=FIXED ST=DISK
c Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY
c1 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
d Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY
d1 Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
e Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY
e1 Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY DYNAMIC
f Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=MEMORY
f1 Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=DISK
a2 Int NULL AT=FIXED ST=MEMORY
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
alter table t1 add column c2 VARCHAR(100) column_format DYNAMIC;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE MEMORY */ DEFAULT NULL,
`a1` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`b` int(11) NOT NULL /*!50606 STORAGE MEMORY */,
`b1` int(11) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */,
`c` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c1` varchar(100) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`d` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`d1` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`e` char(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`e1` char(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`f` char(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`f1` char(100) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */,
`a2` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c2` varchar(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
KEY `b` (`b`),
KEY `b_i` (`b`)
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=MEMORY
a1 Int NULL AT=FIXED ST=MEMORY
b Int NOT NULL AT=FIXED ST=MEMORY
b1 Int NOT NULL AT=FIXED ST=DISK
c Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY
c1 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
d Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY
d1 Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
e Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY
e1 Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY DYNAMIC
f Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=MEMORY
f1 Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=DISK
a2 Int NULL AT=FIXED ST=MEMORY
c2 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
alter table t1 add column c3 VARCHAR(100) column_format FIXED;
Warnings:
Warning 1478 DYNAMIC column f1 with STORAGE DISK is not supported, column will become FIXED
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE MEMORY */ DEFAULT NULL,
`a1` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`b` int(11) NOT NULL /*!50606 STORAGE MEMORY */,
`b1` int(11) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */,
`c` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c1` varchar(100) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`d` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`d1` varchar(100) NOT NULL /*!50606 COLUMN_FORMAT DYNAMIC */,
`e` char(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`e1` char(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`f` char(100) NOT NULL /*!50606 COLUMN_FORMAT FIXED */,
`f1` char(100) NOT NULL /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT DYNAMIC */,
`a2` int(11) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`c2` varchar(100) /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL,
`c3` varchar(100) /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
KEY `b` (`b`),
KEY `b_i` (`b`)
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=MEMORY
a1 Int NULL AT=FIXED ST=MEMORY
b Int NOT NULL AT=FIXED ST=MEMORY
b1 Int NOT NULL AT=FIXED ST=DISK
c Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY
c1 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
d Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY
d1 Varchar(100;latin1_swedish_ci) NOT NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
e Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY
e1 Char(100;latin1_swedish_ci) NULL AT=FIXED ST=MEMORY DYNAMIC
f Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=MEMORY
f1 Char(100;latin1_swedish_ci) NOT NULL AT=FIXED ST=DISK
a2 Int NULL AT=FIXED ST=MEMORY
c2 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY DYNAMIC
c3 Varchar(100;latin1_swedish_ci) NULL AT=SHORT_VAR ST=MEMORY
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
drop table t1;
create table t1 (a int storage disk column_format FIXED) TABLESPACE ts1 engine NDB CHARACTER SET latin1;
alter table t1 change column a a int storage memory column_format DYNAMIC;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) /*!50606 STORAGE MEMORY */ /*!50606 COLUMN_FORMAT DYNAMIC */ DEFAULT NULL
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
a Int NULL AT=FIXED ST=MEMORY DYNAMIC
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
drop table t1;
create table t1 (column_format int storage disk column_format FIXED, storage int storage disk column_format FIXED) TABLESPACE ts1 engine NDB CHARACTER SET latin1;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`column_format` int(11) /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL,
`storage` int(11) /*!50606 STORAGE DISK */ /*!50606 COLUMN_FORMAT FIXED */ DEFAULT NULL
) /*!50100 TABLESPACE `ts1` */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
Attributes:
column_format Int NULL AT=FIXED ST=DISK
storage Int NULL AT=FIXED ST=DISK
$PK Bigunsigned PRIMARY KEY DISTRIBUTION KEY AT=FIXED ST=MEMORY AUTO_INCR
drop table t1;
ALTER TABLESPACE ts1
DROP DATAFILE 'datafile.dat';
drop tablespace ts1;
drop logfile group lg1
engine ndb;
CREATE TABLE t1 (
pk1 INT NOT NULL auto_increment,
c00 int not null column_format dynamic,
c01 int not null column_format dynamic,
c02 int not null column_format dynamic,
c03 int not null column_format dynamic,
c04 int not null column_format dynamic,
c05 int not null column_format dynamic,
c06 int not null column_format dynamic,
c07 int not null column_format dynamic,
c08 int not null column_format dynamic,
c09 int not null column_format dynamic,
c10 int not null column_format dynamic,
c11 int not null column_format dynamic,
c12 int not null column_format dynamic,
c13 int not null column_format dynamic,
c14 int not null column_format dynamic,
c15 int not null column_format dynamic,
c16 int not null column_format dynamic,
c17 int not null column_format dynamic,
c18 int not null column_format dynamic,
c19 int not null column_format dynamic,
primary key(pk1)
) ENGINE=ndbcluster;
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
insert into t1 values(null,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21);
select * from t1 order by 1;
pk1 c00 c01 c02 c03 c04 c05 c06 c07 c08 c09 c10 c11 c12 c13 c14 c15 c16 c17 c18 c19
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
2 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
3 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
4 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
6 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
7 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
8 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
9 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
10 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
delete from t1;
drop table t1;