> 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/gridgain/gridgain-9/gridgain9-development/accessing-data/sql.md).

# Working with SQL

Work with SQL in GridGain 9 through the Apache Calcite-based SQL engine, the Java SQL API, and the ODBC driver.

GridGain 9 provides full SQL support through an Apache Calcite-based engine, letting you query and modify distributed data with standard SQL. This section covers the SQL engine, the Java SQL API, and the ODBC driver.

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[SQL Overview](/docs/gridgain/gridgain-9/gridgain9-development/accessing-data/sql/overview.md)
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GridGain 9 uses Apache Calcite as its SQL engine, providing distributed, transactional, standard-adherent SQL with advanced query optimization.
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[SQL API](/docs/gridgain/gridgain-9/gridgain9-development/accessing-data/sql/sql-api.md)
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Use the Java SQL API in GridGain 9 to create tables, run queries, work with statements and parameters, execute scripts, and cancel queries.
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