57 lines
1.1 KiB
Plaintext
57 lines
1.1 KiB
Plaintext
--source suite/xengine/include/have_xengine.inc
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#
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# SELECT .. FOR UPDATE
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#
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--disable_warnings
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DROP TABLE IF EXISTS t1;
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--enable_warnings
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--enable_connect_log
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--source include/count_sessions.inc
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CREATE TABLE t1 (a INT, b CHAR(8), pk INT AUTO_INCREMENT PRIMARY KEY) ENGINE=xengine;
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INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'a');
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--connect (con1,localhost,root,,)
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BEGIN;
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--sorted_result
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SELECT a,b FROM t1 WHERE b='a' FOR UPDATE;
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--connection default
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SET lock_wait_timeout = 1;
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# Should still be able to select
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--sorted_result
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SELECT a,b FROM t1 WHERE b='a';
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# ... but not with LOCK IN SHARE MODE
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--sorted_result
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--error ER_LOCK_WAIT_TIMEOUT
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SELECT a,b FROM t1 WHERE b='a' LOCK IN SHARE MODE;
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--error ER_LOCK_WAIT_TIMEOUT
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UPDATE t1 SET b='c' WHERE b='a';
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--connection con1
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COMMIT;
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--sorted_result
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SELECT a,b FROM t1;
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--disconnect con1
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--connection default
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# Now it can be updated all right
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UPDATE t1 SET b='c' WHERE b='a';
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--sorted_result
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SELECT a,b FROM t1;
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DROP TABLE t1;
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--source include/wait_until_count_sessions.inc
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--source suite/xengine/include/check_xengine_log_error.inc
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