The catalog pg_description stores optional descriptions
(comments) for each database object. Descriptions can be manipulated
with the COMMENT command and viewed with
psql's \d
commands.
Descriptions of many built-in system objects are provided in the initial
contents of pg_description.
See also pg_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 |