dictionary
Displays the dictionary data as a ClickHouse table. Works the same way as Dictionary engine.
Syntax
dictionary('dict')
Arguments
dict
β A dictionary name. String.
Returned value
A ClickHouse table.
Example
Input table dictionary_source_table
:
ββidββ¬βvalueββ
β 0 β 0 β
β 1 β 1 β
ββββββ΄ββββββββ
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:
ββidββ¬βvalueββ
β 0 β 0 β
β 1 β 1 β
ββββββ΄ββββββββ
See Also