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21 lines
351 B
Plaintext
21 lines
351 B
Plaintext
drop table if exists t1;
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create table t1 (id integer, x integer) type=INNODB;
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insert into t1 values(0, 0);
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set autocommit=0;
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SELECT * from t1 where id = 0 FOR UPDATE;
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id x
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0 0
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set autocommit=0;
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update t1 set x=2 where id = 0;
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update t1 set x=1 where id = 0;
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select * from t1;
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id x
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0 1
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commit;
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commit;
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select * from t1;
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id x
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0 2
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commit;
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drop table t1;
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