Amazon Redshift will no longer support the use of Python UDFs after June 30, 2026. We will start enforcing it in phases. For more information on the details of Python end of life and migration options, see the [ blog post ](https://aws.amazon.com/blogs/big-data/amazon-redshift-python-user-defined-functions-will-reach-end-of-support-after-june-30-2026/) that was published on June 30, 2025. 

# SQL reference
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With Amazon Redshift, you can leverage SQL to efficiently query and analyze vast amounts of data stored in your data warehouse. The SQL reference covers the syntax and usage of SQL commands, data types, functions, operators, and more, empowering you to extract insights and make data-driven decisions. You can consult this reference to write optimized queries, create and manage database objects, and perform complex data transformations. The following reference provides comprehensive details on utilizing SQL within the Amazon Redshift environment to fulfill your data analysis requirements.

**Topics**
+ [Amazon Redshift SQL](c_redshift-sql.md)
+ [Using SQL](c_SQL_reference.md)
+ [SQL commands](c_SQL_commands.md)
+ [SQL functions reference](c_SQL_functions.md)
+ [Reserved words](r_pg_keywords.md)