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oceanbase/tools/deploy/mysql_test/t/column_alias.test
2023-11-20 08:32:44 +00:00

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--disable_query_log
set @@session.explicit_defaults_for_timestamp=off;
--enable_query_log
# owner: bin.lb
# owner group: SQL2
# tags: dml
# description:
#
--disable_warnings
drop table if exists tt1;
--enable_warnings
create table tt1(c1 int primary key, c2 int);
insert into tt1 values(1,4);
insert into tt1 values(2,3);
select c1, c2 as c1 from tt1;
--error 1052
select c1, c2 as c1 from tt1 order by c1;
select c2 as c1 from tt1 order by c1;
select c2 as c1 from tt1 where c1<4;
select c1 as cc, c2 as c1 from tt1 where c1<4;
select c1 as cc, c2 as c1 from tt1 order by c1;
select c1, c2 as c1 from tt1 where c1<4;
select c2 as cc from tt1 order by c1;
select c2 as c1 from tt1 order by c1;
select c1 as c1, c2 as c1 from tt1 where c1<4;
#show columns from t1 like 'c1';
show columns from tt1;
#show columns from t1 like '%c%';