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34 lines
1023 B
MySQL
34 lines
1023 B
MySQL
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SET joined_subquery_requires_alias = 0;
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drop table if exists tab2;
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drop table if exists tab3;
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create table tab2 (a2 Int32, b2 Int32) engine = MergeTree order by a2;
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create table tab3 (a3 Int32, b3 Int32) engine = MergeTree order by a3;
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insert into tab2 values (2, 3);
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insert into tab2 values (6, 4);
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insert into tab2 values (998, 999);
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insert into tab3 values (2, 3);
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insert into tab3 values (5, 4);
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insert into tab3 values (100, 4);
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insert into tab3 values (1998, 1999);
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set max_threads = 1;
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SET any_join_distinct_right_table_keys = 0;
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select 'any_join_distinct_right_table_keys = 0';
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select tab2.*, tab3.* from tab2 any join tab3 on a2 = a3 or b2 = b3;
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select '==';
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select tab2.*, tab3.* from tab2 any join tab3 on b2 = b3 or a2 = a3;
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SET any_join_distinct_right_table_keys = 1;
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select 'any_join_distinct_right_table_keys = 1';
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select tab2.*, tab3.* from tab2 any join tab3 on a2 = a3 or b2 = b3;
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select '==';
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select tab2.*, tab3.* from tab2 any join tab3 on b2 = b3 or a2 = a3;
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drop table tab2;
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drop table tab3;
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