The table sql_packages contains information about which features packages defined in the SQL standard are supported by PostgreSQL. Refer to Appendix D for background information on feature packages.
Table 32-29. sql_packages Columns
Name
Data Type
Description
feature_id
character_data
Identifier string of the package
feature_name
character_data
Descriptive name of the package
is_supported
character_data
YES if the package is fully supported by the current version of PostgreSQL, NO if not
is_verified_by
character_data
Always null, since the PostgreSQL development group does not perform formal testing of feature conformance
comments
character_data
Possibly a comment about the supported status of the package
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