# Overview of SQL in AWS Clean Rooms
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Welcome to the *AWS Clean Rooms SQL Reference.*

AWS Clean Rooms is built around industry-standard Structured Query Language (SQL), a query language that consists of commands and functions that you use to work with databases and database objects. SQL also enforces rules regarding the use of data types, expressions, and literals.

The following topics provide general information about the conventions and naming rules used in this SQL Reference.

**Topics**
+ [SQL reference conventions](sql-ref-conventions.md)
+ [SQL naming rules](sql-ref-naming.md)
+ [Data type support by SQL engine](sql-reference-supported-data-types-dialect.md)

The following sections provide information about the literals, data types, SQL commands, types of SQL functions, and SQL conditions you can use in AWS Clean Rooms.
+ [AWS Clean Rooms Spark SQL](sql-reference-spark.md)

For more information about AWS Clean Rooms, see the [AWS Clean Rooms User Guide](https://docs.aws.amazon.com/clean-rooms/latest/userguide/what-is.html) and the [AWS Clean Rooms API Reference](https://docs.aws.amazon.com/clean-rooms/latest/apireference/Welcome.html).