oceanbase

1
drop table if exists t1;
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create table t1 (nr int ,b char(30),str char(10), primary key (nr));
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select count(*) from t1;
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count(*)
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0
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select * from t1;
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nr	b	str
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select * from t1 limit 0;
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nr	b	str
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drop table t1;
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