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33 lines
840 B
Plaintext
33 lines
840 B
Plaintext
'#--------------------FN_DYNVARS_048_01-------------------------#'
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SET @@global.innodb_table_locks = OFF;
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'connect (con1,localhost,root,,,,)'
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'connection con1'
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SELECT @@global.innodb_table_locks;
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@@global.innodb_table_locks
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0
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SELECT @@session.innodb_table_locks;
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@@session.innodb_table_locks
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0
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'#--------------------FN_DYNVARS_048_02-------------------------#'
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'----check when innodb_table_locks = ON and autocommit = OFF---'
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'connect (con2,localhost,root,,,,)'
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'connection default'
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (a INT) ENGINE=INNODB;
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SET @@autocommit = OFF;
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SET @@innodb_table_locks = ON;
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BEGIN;
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INSERT INTO t1 VALUES(1);
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SELECT * FROM t1 FOR UPDATE;
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a
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1
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'CONNECTION con2'
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SET @@innodb_table_locks = ON;
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SET @@autocommit = OFF;
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LOCK TABLES t1 WRITE;
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'CONNECTION default'
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COMMIT;
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'CONNECTION con2'
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UNLOCK tables;
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DROP TABLE t1;
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