353
336
INSERT INTO t1 VALUES(0, 0);
354
337
INSERT INTO t1 VALUES(1, 1);
355
338
ALTER TABLE t1 CHANGE t1 t1 INT auto_increment;
359
341
create table t1 (a int primary key auto_increment, b int, c int, d timestamp default current_timestamp, unique(b),unique(c));
360
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insert into t1 values(null,1,1,now());