SVV_ALL_COLUMNS - Amazon Redshift
Table columnsSample queries
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

Amazon Redshift will no longer support the creation of new Python UDFs starting November 1, 2025. If you would like to use Python UDFs, create the UDFs prior to that date. Existing Python UDFs will continue to function as normal. For more information, see the blog post .

SVV_ALL_COLUMNS

Use SVV_ALL_COLUMNS to view a union of columns from Amazon Redshift tables as shown in SVV_REDSHIFT_COLUMNS and the consolidated list of all external columns from all external tables. For information about Amazon Redshift columns, see SVV_REDSHIFT_COLUMNS.

SVV_ALL_COLUMNS 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.

Table columns

Column name Data type Description
database_name varchar(128) The name of the database.
schema_name varchar(128) The name of the schema.
table_name varchar(128) The name of the table.
column_name varchar(128) The name of the column.
ordinal_position integer The position of the column in the table.
column_default varchar(4000) The default value of the column.
is_nullable varchar(3) A value that indicates whether the column is nullable. Possible values are yes and no.
data_type varchar(128) The data type of the column.
character_maximum_length integer The maximum number of characters in the column.
numeric_precision integer The numeric precision.
numeric_scale integer The numeric scale.
remarks varchar(256) Remarks.

Sample queries

The following example returns the output of SVV_ALL_COLUMNS.

SELECT *
FROM svv_all_columns
WHERE database_name = 'tickit_db'
    AND TABLE_NAME = 'tickit_sales_redshift'
ORDER BY COLUMN_NAME,
    SCHEMA_NAME
LIMIT 5;

 database_name | schema_name |     table_name        | column_name | ordinal_position | column_default | is_nullable | data_type | character_maximum_length | numeric_precision | numeric_scale | remarks
 --------------+-------------+-----------------------+-------------+------------------+----------------+-------------+-----------+--------------------------+-------------------+---------------+---------
   tickit_db   |    public   | tickit_sales_redshift |    buyerid  |        4         |                |      NO     |  integer  |                          |         32        |       0       |
   tickit_db   |    public   | tickit_sales_redshift | commission  |        9         |                |     YES     |  numeric  |                          |          8        |	2       |
   tickit_db   |    public   | tickit_sales_redshift |    dateid   |        7         |                |      NO     |  smallint |                          |         16        |       0       |
   tickit_db   |    public   | tickit_sales_redshift |   eventid   |        5         |                |      NO     |  integer  |                          |         32        |       0       |
   tickit_db   |    public   | tickit_sales_redshift |    listid   |        2         |                |      NO     |  integer  |                          |         32        |       0       |