The pg_available_extensions view lists the extensions that are available for installation. See also the pg_extension catalog, which shows the extensions currently installed.
Table 45-52. pg_available_extensions Columns
|default_version||text||Name of default version, or NULL if none is specified|
|installed_version||text||Currently installed version of the extension, or NULL if not installed|
|comment||text||Comment string from the extension's control file|
The pg_available_extensions view is read only.
If you see anything in the documentation that is not correct, does not match your experience with the particular feature or requires further clarification, please use this form to report a documentation issue.