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dictionary Table Function

Displays the dictionary data as a ClickHouse table. Works the same way as Dictionary engine.

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Syntax

dictionary('dict')

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Arguments

  • dict — A dictionary name. String.

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Returned value

A ClickHouse table.

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Examples

Input table dictionary_source_table: 
┌─id─┬─value─┐
│  0 │     0 │
│  1 │     1 │
└────┴───────┘
Create a dictionary: 
CREATE DICTIONARY new_dictionary(id UInt64, value UInt64 DEFAULT 0) PRIMARY KEY id
SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'dictionary_source_table')) LAYOUT(DIRECT());
Query: 
SELECT * FROM dictionary('new_dictionary');
Result: 
┌─id─┬─value─┐
│  0 │     0 │
│  1 │     1 │
└────┴───────┘