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30 lines
559 B
Text
30 lines
559 B
Text
stop slave;
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drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
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reset master;
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reset slave;
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drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
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start slave;
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create table t1(n int);
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insert into t1 values(get_lock("lock",2));
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select get_lock("lock",2);
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get_lock("lock",2)
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1
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select release_lock("lock");
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release_lock("lock")
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1
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select get_lock("lock",3);
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get_lock("lock",3)
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1
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select * from t1;
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n
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1
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select is_free_lock("lock");
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is_free_lock("lock")
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0
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select is_free_lock("lock2");
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is_free_lock("lock2")
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1
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select is_free_lock(NULL);
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is_free_lock(NULL)
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NULL
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drop table t1;
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