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pg_description

The pg_description stores descriptions (comments) for each database object. It mimics the pg_description PostgreSQL system catalog.

Columns

The following columns are available for querying in pg_description:

Column Type Description

objoid

int

This column represents the OID (Object ID) of the object for which the description is stored

classoid

int

This column represents the OID of the table that the object belongs to

objsubid

int

If an object has multiple parts (for example, columns in a table), objsubid specifies the column number. If not used, this is set to 0

description

text

This column represents the description for the specified object