51.19. pg_description#
The catalogpg_description stores optional descriptions (comments) for each database object. Descriptions can be manipulated with theCOMMENT command and viewed withpsql's\d commands. Descriptions of many built-in system objects are provided in the initial contents ofpg_description.
See alsopg_shdescription, which performs a similar function for descriptions involving objects that are shared across a database cluster.
Table 51.19. pg_description Columns
Column Type Description |
|---|
The OID of the object this description pertains to |
The OID of the system catalog this object appears in |
For a comment on a table column, this is the column number (the |
Arbitrary text that serves as the description of this object |