mirror of
https://github.com/ClickHouse/ClickHouse.git
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98 lines
2.4 KiB
SQL
98 lines
2.4 KiB
SQL
DROP TABLE IF EXISTS view_no_nulls;
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DROP TABLE IF EXISTS view_no_nulls_set;
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DROP TABLE IF EXISTS view_nulls_set;
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DROP TABLE IF EXISTS view_nulls;
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SET join_use_nulls = 0;
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CREATE OR REPLACE VIEW view_no_nulls AS
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SELECT * FROM ( SELECT number + 1 AS a, number + 11 AS b FROM numbers(2) ) AS t1
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FULL JOIN ( SELECT number + 2 AS a, number + 22 AS c FROM numbers(2) ) AS t2
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USING a ORDER BY a;
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CREATE OR REPLACE VIEW view_nulls_set AS
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SELECT * FROM ( SELECT number + 1 AS a, number + 11 AS b FROM numbers(2) ) AS t1
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FULL JOIN ( SELECT number + 2 AS a, number + 22 AS c FROM numbers(2) ) AS t2
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USING a ORDER BY a
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SETTINGS join_use_nulls = 1;
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SET join_use_nulls = 1;
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CREATE OR REPLACE VIEW view_nulls AS
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SELECT * FROM ( SELECT number + 1 AS a, number + 11 AS b FROM numbers(2) ) AS t1
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FULL JOIN ( SELECT number + 2 AS a, number + 22 AS c FROM numbers(2) ) AS t2
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USING a ORDER BY a;
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CREATE OR REPLACE VIEW view_no_nulls_set AS
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SELECT * FROM ( SELECT number + 1 AS a, number + 11 AS b FROM numbers(2) ) AS t1
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FULL JOIN ( SELECT number + 2 AS a, number + 22 AS c FROM numbers(2) ) AS t2
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USING a ORDER BY a
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SETTINGS join_use_nulls = 0;
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SET join_use_nulls = 1;
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SELECT 'join_use_nulls = 1';
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SELECT '-';
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SELECT * FROM view_no_nulls; -- { serverError 80 }
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SELECT '-';
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SELECT * FROM view_no_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls;
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SET join_use_nulls = 0;
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SELECT 'join_use_nulls = 0';
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SELECT '-';
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SELECT * FROM view_no_nulls;
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SELECT '-';
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SELECT * FROM view_no_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls;
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DETACH TABLE view_no_nulls;
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DETACH TABLE view_no_nulls_set;
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DETACH TABLE view_nulls_set;
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DETACH TABLE view_nulls;
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ATTACH TABLE view_no_nulls;
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ATTACH TABLE view_no_nulls_set;
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ATTACH TABLE view_nulls_set;
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ATTACH TABLE view_nulls;
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SET join_use_nulls = 1;
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SELECT 'join_use_nulls = 1';
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SELECT '-';
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SELECT * FROM view_no_nulls; -- { serverError 80 }
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SELECT '-';
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SELECT * FROM view_no_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls;
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SET join_use_nulls = 0;
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SELECT 'join_use_nulls = 0';
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SELECT '-';
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SELECT * FROM view_no_nulls;
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SELECT '-';
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SELECT * FROM view_no_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls_set;
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SELECT '-';
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SELECT * FROM view_nulls;
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DROP TABLE IF EXISTS view_no_nulls;
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DROP TABLE IF EXISTS view_no_nulls_set;
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DROP TABLE IF EXISTS view_nulls_set;
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DROP TABLE IF EXISTS view_nulls;
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