Function ResetTupleHashTable

src/backend/executor/execGrouping.c:295–299

* Reset contents of the hashtable to be empty, preserving all the non-content * state. Note that the tablecxt passed to BuildTupleHashTableExt() should * also be reset, otherwise there will be leaks. */

 * also be reset, otherwise there will be leaks.
 */
void
ResetTupleHashTable(TupleHashTable hashtable)
{
	tuplehash_reset(hashtable->hashtab);
}

/*
 * Find or create a hashtable entry for the tuple group containing the