ClickHouse/doc/reference/en/dicts/index.rst

Dictionaries
=======

A dictionary is a mapping (key -> attributes) that can be used in a query as functions. You can think of this as a more convenient and efficient type of JOIN with dimension tables.

There are built-in (internal) and add-on (external) dictionaries.

.. toctree::
    :glob:

    *
Dictionaries 2017-04-27 07:29:45 +00:00			`Dictionaries`
Initial commit if EN docs 2017-04-03 19:49:50 +00:00			`=======`

Dictionaries 2017-04-27 07:29:45 +00:00			`A dictionary is a mapping (key -> attributes) that can be used in a query as functions. You can think of this as a more convenient and efficient type of JOIN with dimension tables.`
Initial commit if EN docs 2017-04-03 19:49:50 +00:00
Dictionaries 2017-04-27 07:29:45 +00:00			`There are built-in (internal) and add-on (external) dictionaries.`
Initial commit if EN docs 2017-04-03 19:49:50 +00:00
			`.. toctree::`
			`:glob:`

			`*`