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/). 

# SVV\$1ALL\$1SCHEMAS
SVV\$1ALL\$1SCHEMAS

Use SVV\$1ALL\$1SCHEMAS to view a union of Amazon Redshift schemas as shown in SVV\$1REDSHIFT\$1SCHEMAS and the consolidated list of all external schemas from all databases. For more information about Amazon Redshift schemas, see [SVV\$1REDSHIFT\$1SCHEMAS](r_SVV_REDSHIFT_SCHEMAS.md).

SVV\$1ALL\$1SCHEMAS 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
Table columns

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

## Sample query
Sample query

The following example returns the output of SVV\$1ALL\$1SCHEMAS.

```
SELECT *
FROM svv_all_schemas
WHERE database_name = 'tickit_db'
ORDER BY database_name,
    SCHEMA_NAME;


 database_name |    schema_name     | schema_owner | schema_type | schema_acl | source_database | schema_option
---------------+--------------------+--------------+-------------+------------+-----------------+--------------- 
   tickit_db   |       public       |       1      |   shared    |            |                 |
```