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https://github.com/ClickHouse/ClickHouse.git
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24 lines
864 B
SQL
24 lines
864 B
SQL
DROP DATABASE IF EXISTS dict_db_01254;
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CREATE DATABASE dict_db_01254;
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USE dict_db_01254;
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CREATE TABLE dict_data (key UInt64, val UInt64) Engine=Memory();
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CREATE DICTIONARY dict
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(
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key UInt64 DEFAULT 0,
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val UInt64 DEFAULT 10
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)
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PRIMARY KEY key
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'dict_data' PASSWORD '' DB 'dict_db_01254'))
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LIFETIME(MIN 0 MAX 0)
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LAYOUT(FLAT());
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SELECT query_count, status FROM system.dictionaries WHERE database = 'dict_db_01254' AND name = 'dict';
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SYSTEM RELOAD DICTIONARY dict_db_01254.dict;
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SELECT query_count, status FROM system.dictionaries WHERE database = 'dict_db_01254' AND name = 'dict';
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SELECT dictGetUInt64('dict_db_01254.dict', 'val', toUInt64(0));
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SELECT query_count, status FROM system.dictionaries WHERE database = 'dict_db_01254' AND name = 'dict';
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USE system;
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DROP DATABASE dict_db_01254;
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