mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-02 20:42:04 +00:00
71 lines
2.7 KiB
SQL
71 lines
2.7 KiB
SQL
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DROP TABLE IF EXISTS join_any_inner;
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DROP TABLE IF EXISTS join_any_left;
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DROP TABLE IF EXISTS join_any_left_null;
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DROP TABLE IF EXISTS join_all_inner;
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DROP TABLE IF EXISTS join_all_left;
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DROP TABLE IF EXISTS join_string_key;
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CREATE TABLE join_any_inner (s String, x Array(UInt8), k UInt64) ENGINE = Join(ANY, INNER, k);
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CREATE TABLE join_any_left (s String, x Array(UInt8), k UInt64) ENGINE = Join(ANY, LEFT, k);
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CREATE TABLE join_all_inner (s String, x Array(UInt8), k UInt64) ENGINE = Join(ALL, INNER, k);
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CREATE TABLE join_all_left (s String, x Array(UInt8), k UInt64) ENGINE = Join(ALL, LEFT, k);
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INSERT INTO join_any_inner VALUES ('abc', [0], 1), ('def', [1, 2], 2);
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INSERT INTO join_any_left VALUES ('abc', [0], 1), ('def', [1, 2], 2);
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INSERT INTO join_all_inner VALUES ('abc', [0], 1), ('def', [1, 2], 2);
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INSERT INTO join_all_left VALUES ('abc', [0], 1), ('def', [1, 2], 2);
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-- read from StorageJoin
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SELECT '--------read--------';
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SELECT * from join_any_inner ORDER BY k;
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SELECT * from join_any_left ORDER BY k;
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SELECT * from join_all_inner ORDER BY k;
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SELECT * from join_all_left ORDER BY k;
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-- create StorageJoin tables with customized settings
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CREATE TABLE join_any_left_null (s String, k UInt64) ENGINE = Join(ANY, LEFT, k) SETTINGS join_use_nulls = 1;
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INSERT INTO join_any_left_null VALUES ('abc', 1), ('def', 2);
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-- joinGet
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SELECT '--------joinGet--------';
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SELECT joinGet('join_any_left', 's', number) FROM numbers(3);
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SELECT '';
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SELECT joinGet('join_any_left_null', 's', number) FROM numbers(3);
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SELECT '';
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-- Using identifier as the first argument
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SELECT joinGet(join_any_left, 's', number) FROM numbers(3);
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SELECT '';
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SELECT joinGet(join_any_left_null, 's', number) FROM numbers(3);
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SELECT '';
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CREATE TABLE join_string_key (s String, x Array(UInt8), k UInt64) ENGINE = Join(ANY, LEFT, s);
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INSERT INTO join_string_key VALUES ('abc', [0], 1), ('def', [1, 2], 2);
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SELECT joinGet('join_string_key', 'x', 'abc'), joinGet('join_string_key', 'k', 'abc');
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USE default;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_any_inner;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_any_left;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_any_left_null;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_all_inner;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_all_left;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_string_key;
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-- test provided by Alexander Zaitsev
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DROP TABLE IF EXISTS {CLICKHOUSE_DATABASE:Identifier}.join_test;
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CREATE TABLE {CLICKHOUSE_DATABASE:Identifier}.join_test (a UInt8, b UInt8) Engine = Join(ANY, LEFT, a);
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USE {CLICKHOUSE_DATABASE:Identifier};
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select joinGet('join_test', 'b', 1);
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USE system;
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SELECT joinGet({CLICKHOUSE_DATABASE:String} || '.join_test', 'b', 1);
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USE default;
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DROP TABLE {CLICKHOUSE_DATABASE:Identifier}.join_test;
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