mirror of
https://github.com/ClickHouse/ClickHouse.git
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53 lines
1.2 KiB
SQL
53 lines
1.2 KiB
SQL
-- Tags: no-parallel
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SET send_logs_level = 'fatal';
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DROP DATABASE IF EXISTS database_for_dict;
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CREATE DATABASE database_for_dict;
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DROP TABLE IF EXISTS database_for_dict.table_for_dict;
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CREATE TABLE database_for_dict.table_for_dict
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(
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key_column UInt64,
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second_column UInt8,
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third_column String
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)
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ENGINE = MergeTree()
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ORDER BY key_column;
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INSERT INTO database_for_dict.table_for_dict VALUES (1, 100, 'Hello world');
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DROP DATABASE IF EXISTS ordinary_db;
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CREATE DATABASE ordinary_db;
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DROP DICTIONARY IF EXISTS ordinary_db.dict1;
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CREATE DICTIONARY ordinary_db.dict1
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(
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key_column UInt64 DEFAULT 0,
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second_column UInt8 DEFAULT 1,
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third_column String DEFAULT 'qqq'
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)
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PRIMARY KEY key_column
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'table_for_dict' PASSWORD '' DB 'database_for_dict'))
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LIFETIME(MIN 1 MAX 10)
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LAYOUT(FLAT());
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SELECT 'INITIALIZING DICTIONARY';
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SELECT dictGetUInt8('ordinary_db.dict1', 'second_column', toUInt64(100500));
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SELECT lifetime_min, lifetime_max FROM system.dictionaries WHERE name = 'dict1';
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DROP DICTIONARY IF EXISTS ordinary_db.dict1;
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DROP DATABASE IF EXISTS ordinary_db;
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DROP TABLE IF EXISTS database_for_dict.table_for_dict;
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DROP DATABASE IF EXISTS database_for_dict;
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