53.4. pg_available_extension_versions
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## 53.4. pg_available_extension_versions #

The pg_available_extension_versions view lists the specific extension versions that are available for installation. See also the pg_extension catalog, which shows the extensions currently installed.

Table 53.4. pg_available_extension_versions Columns

Column Type Description
`name` name Extension name
`version` text Version name
`installed` bool True if this version of this extension is currently installed
`superuser` bool True if only superusers are allowed to install this extension (but see `trusted`)
`trusted` bool True if the extension can be installed by non-superusers with appropriate privileges
`relocatable` bool True if extension can be relocated to another schema
`schema` name Name of the schema that the extension must be installed into, or `NULL` if partially or fully relocatable
`requires` name[] Names of prerequisite extensions, or `NULL` if none
`comment` text Comment string from the extension's control file

The pg_available_extension_versions view is read-only.

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