Function SearchSysCache3

src/backend/utils/cache/syscache.c:1377–1386

}

HeapTuple
SearchSysCache3(int cacheId,
				Datum key1, Datum key2, Datum key3)
{
	Assert(cacheId >= 0 && cacheId < SysCacheSize &&
		   PointerIsValid(SysCache[cacheId]));
	Assert(SysCache[cacheId]->cc_nkeys == 3);

	return SearchCatCache3(SysCache[cacheId], key1, key2, key3);
}

HeapTuple
SearchSysCache4(int cacheId,