we removed -malloc() (StringInfo is used as suggested now). -leftover commented out code -the splitting of existing declaration and initialization in show_group_keys().
Missing tests and documentation are WIP and will follow with the next patch version.
Best regards
Marius
--- Marius Timmer Zentrum für Informationsverarbeitung Westfälische Wilhelms-Universität Münster Einsteinstraße 60