> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/analytics/mariadb-columnstore/high-availability/columnstore-query-tuning.md).

# Query Tuning

MariaDB ColumnStore query tuning optimizes analytics using data types, joins, projection elimination, WHERE clauses, and EXPLAIN for performance insights.