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28 lines
962 B
SQL
28 lines
962 B
SQL
SET joined_subquery_requires_alias = 0;
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SET max_threads = 1;
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drop table if exists tab1;
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drop table if exists tab2;
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create table tab1 (a1 Int32, b1 Int32) engine = MergeTree order by a1;
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create table tab2 (a2 Int32, b2 Int32) engine = MergeTree order by a2;
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insert into tab1 values (1, 2);
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insert into tab2 values (2, 3);
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insert into tab2 values (6, 4);
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select 'subqueries with OR';
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select a1 from tab1 any left join (select * from tab2) on b1 = a2 or b2 = a1;
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select '==';
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select a1 from tab1 any left join (select a2, b2 from tab2) on b1 = a2 or b2 = a1;
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select '==';
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select a1, b1 from tab1 any left join (select * from tab2) on b1 = a2 or b2 = a1;
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select 'subquery column alias with OR';
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select a1, b1, a2, b2 from tab1 any left join (select *, a2 as z from tab2) on b1 + 1 = z + 1 or b1 = z * 2;
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select '==';
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select a1, b1, a2, b2 from tab1 any left join (select *, a2 + 1 as z from tab2) on b1 + 1 = z or b1 = z * 2;
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drop table tab1;
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drop table tab2;
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