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DROP TABLE IF EXISTS t1, t2;
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a bigint unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY,
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b int unsigned not null,
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select count(*) from t1;
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select * from t1 order by a limit 2;
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select count(*) from t1;
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insert into t1 values(NULL,1,1),(NULL,2,2);
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select * from t1 order by a;