oceanbase

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drop table if exists t1,t2,left_table;
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create table t1(c0 int primary key, c1 int , c2 int);
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insert into t1 values(1,10,100);
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select c1+10 c3, c2 from t1 where c0=1;
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c3	c2
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20	100
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drop table t1;
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