mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-20 16:50:48 +00:00
28 lines
769 B
SQL
28 lines
769 B
SQL
DROP DATABASE IF EXISTS db_01391;
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CREATE DATABASE db_01391;
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USE db_01391;
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DROP TABLE IF EXISTS t;
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DROP TABLE IF EXISTS d_src;
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DROP DICTIONARY IF EXISTS d;
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CREATE TABLE t (click_city_id UInt32, click_country_id UInt32) Engine = Memory;
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CREATE TABLE d_src (id UInt64, country_id UInt8, name String) Engine = Memory;
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INSERT INTO t VALUES (0, 0);
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INSERT INTO d_src VALUES (0, 0, 'n');
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CREATE DICTIONARY d (id UInt32, country_id UInt8, name String)
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PRIMARY KEY id
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' DB 'db_01391' table 'd_src'))
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LIFETIME(MIN 1 MAX 1)
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LAYOUT(HASHED());
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select click_country_id from t cc
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left join d on toUInt32(d.id) = cc.click_city_id;
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DROP DICTIONARY d;
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DROP TABLE t;
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DROP TABLE d_src;
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DROP DATABASE IF EXISTS db_01391;
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