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https://github.com/ClickHouse/ClickHouse.git
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69 lines
2.4 KiB
SQL
69 lines
2.4 KiB
SQL
drop table if exists t;
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drop table if exists s;
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create table t(a Int64, b Int64) engine = Memory;
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create table s(a Int64, b Int64) engine = Memory;
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insert into t values(1,1);
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insert into t values(2,2);
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insert into s values(1,1);
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select 'join_use_nulls = 1';
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set join_use_nulls = 1;
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select * from t left outer join s using (a,b) order by t.a;
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select '-';
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select * from t join s using (a,b);
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select '-';
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select * from t join s on (t.a=s.a and t.b=s.b);
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select '-';
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select t.* from t left join s on (t.a=s.a and t.b=s.b) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (t.a=s.a and t.b=s.b) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (s.a=t.a and t.b=s.b) order by t.a;
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select '-';
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select t.*, s.* from t right join s on (t.a=s.a and t.b=s.b);
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select '-';
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select * from t left outer join s using (a,b) where s.a is null;
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select '-';
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select * from t left outer join s on (t.a=s.a and t.b=s.b) where s.a is null;
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select '-';
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select s.* from t left outer join s on (t.a=s.a and t.b=s.b) where s.a is null;
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select '-';
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select t.*, s.* from t left join s on (s.a=t.a and t.b=s.b and t.a=toInt64(2)) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (s.a=t.a) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (t.b=toInt64(2) and s.a=t.a) where s.b=2;
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select 'join_use_nulls = 0';
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set join_use_nulls = 0;
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select * from t left outer join s using (a,b) order by t.a;
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select '-';
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select * from t join s using (a,b);
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select '-';
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select * from t join s on (t.a=s.a and t.b=s.b);
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select '-';
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select t.* from t left join s on (t.a=s.a and t.b=s.b) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (t.a=s.a and t.b=s.b) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (s.a=t.a and t.b=s.b) order by t.a;
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select '-';
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select t.*, s.* from t right join s on (t.a=s.a and t.b=s.b);
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select '-';
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-- select * from t left outer join s using (a,b) where s.a is null; -- TODO
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select '-';
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-- select * from t left outer join s on (t.a=s.a and t.b=s.b) where s.a is null; -- TODO
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select '-';
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-- select s.* from t left outer join s on (t.a=s.a and t.b=s.b) where s.a is null; -- TODO
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select '-';
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select t.*, s.* from t left join s on (s.a=t.a and t.b=s.b and t.a=toInt64(2)) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (s.a=t.a) order by t.a;
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select '-';
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select t.*, s.* from t left join s on (t.b=toInt64(2) and s.a=t.a) where s.b=2;
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drop table t;
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drop table s;
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