2021-09-12 12:35:27 +00:00
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-- Tags: no-parallel
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2021-01-20 05:27:42 +00:00
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DROP DATABASE IF EXISTS dictdb_01043;
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CREATE DATABASE dictdb_01043;
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2019-12-09 14:05:58 +00:00
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2021-01-20 05:27:42 +00:00
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CREATE TABLE dictdb_01043.dicttbl(key Int64, value_default String, value_expression String) ENGINE = MergeTree ORDER BY tuple();
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INSERT INTO dictdb_01043.dicttbl VALUES (12, 'hello', '55:66:77');
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2019-12-09 14:05:58 +00:00
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2021-01-20 05:27:42 +00:00
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CREATE DICTIONARY dictdb_01043.dict
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2019-12-09 14:05:58 +00:00
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(
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key Int64 DEFAULT -1,
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value_default String DEFAULT 'world',
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value_expression String DEFAULT 'xxx' EXPRESSION 'toString(127 * 172)'
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)
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PRIMARY KEY key
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2021-01-20 05:27:42 +00:00
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SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'dicttbl' DB 'dictdb_01043'))
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2019-12-09 14:05:58 +00:00
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LAYOUT(FLAT())
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LIFETIME(1);
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2021-01-20 05:27:42 +00:00
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SELECT dictGetString('dictdb_01043.dict', 'value_default', toUInt64(12));
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SELECT dictGetString('dictdb_01043.dict', 'value_default', toUInt64(14));
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2019-12-09 14:05:58 +00:00
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2021-01-20 05:27:42 +00:00
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SELECT dictGetString('dictdb_01043.dict', 'value_expression', toUInt64(12));
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SELECT dictGetString('dictdb_01043.dict', 'value_expression', toUInt64(14));
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2019-12-09 14:05:58 +00:00
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2021-01-20 05:27:42 +00:00
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DROP DATABASE IF EXISTS dictdb_01043;
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