DatumGetSkipListP ensure_same_skiplist_subtype PG_GETARG_SKIPLIST_P PG_RETURN_SKIPLIST_P skiplist_headval skiplist_set_extra SkipListPGetDatum

DatumGetSkipListP #define DatumGetSkipListP (   X )    ((SkipList *) DatumGetPointer(X)) Skiplist data structure used for performing temporal aggregates.