WARNING: Version 5.x has passed its EOL date.

This documentation is no longer being maintained and may be removed. If you are running this version, we strongly advise you to upgrade. For the latest information, see the current release documentation.

« Or Query Usage Has Child Query Usage »

› ›

Joining queries

edit

Joining queries

edit

Performing full SQL-style joins in a distributed system like Elasticsearch is prohibitively expensive. Instead, Elasticsearch offers two forms of join which are designed to scale horizontally.

Has Child Query Usage
Has Parent Query Usage
Nested Query Usage

See the Elasticsearch documentation on Joining queries for more details.

« Or Query Usage Has Child Query Usage »