# SQL support and limitations
<a name="connect-odbc-sql-support"></a>

The Amazon DocumentDB ODBC driver is a read-only driver that supports a subset of SQL-92 and some common extensions. Refer to the [ODBC support and limitations](https://github.com/aws/amazon-documentdb-odbc-driver/blob/develop/src/markdown/support/odbc-support-and-limitations.md) documentation for more information.