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/). 

# STV\$1DB\$1ISOLATION\$1LEVEL
<a name="r_STV_DB_ISOLATION_LEVEL"></a>

STV\$1DB\$1ISOLATION\$1LEVEL displays the current isolation level for databases. For more information about isolation levels, see [Isolation levels in Amazon Redshift](c_serial_isolation.md).

STV\$1DB\$1ISOLATION\$1LEVEL is visible to all users. Superusers can see all rows; regular users can see only their own data. For more information, see [Visibility of data in system tables and views](cm_chap_system-tables.md#c_visibility-of-data).

## Table columns
<a name="r_STV_DB_ISOLATION_LEVEL-table-columns"></a>

[\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/redshift/latest/dg/r_STV_DB_ISOLATION_LEVEL.html)