Amazon Redshift will no longer support the creation of new Python UDFs starting Patch 198. Existing Python UDFs will continue to function until June 30, 2026. For more information, 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/). 

# enable\$1vacuum\$1boost
<a name="r_enable_vacuum_boost"></a>

## Values (default in bold)
<a name="r_enable_vacuum_boost-values"></a>

**false**, true

## Description
<a name="description"></a>

Specifies whether to enable the vacuum boost option for all VACUUM commands run in a session. If `enable_vacuum_boost` is `true`, Amazon Redshift runs all VACUUM commands in the session with the BOOST option. If `enable_vacuum_boost` is `false`, Amazon Redshift doesn't run with the BOOST option by default. For more information about the BOOST option, see [VACUUM](r_VACUUM_command.md).