Revert: Let table AM insertion methods control index insertion

This commit reverts b1484a3f19 per review by Andres Freund.

Discussion: https://postgr.es/m/20240410165236.rwyrny7ihi4ddxw4%40awork3.anarazel.de

src/backend/access/heap/heapam.c

@@ -2257,8 +2257,7 @@ heap_multi_insert_pages(HeapTuple *heaptuples, int done, int ntuples, Size saveF
  */
 void
 heap_multi_insert(Relation relation, TupleTableSlot **slots, int ntuples,
-				  CommandId cid, int options, BulkInsertState bistate,
+				  CommandId cid, int options, BulkInsertState bistate)
-				  bool *insert_indexes)
 {
 	TransactionId xid = GetCurrentTransactionId();
 	HeapTuple  *heaptuples;
@@ -2607,7 +2606,6 @@ heap_multi_insert(Relation relation, TupleTableSlot **slots, int ntuples,
 		slots[i]->tts_tid = heaptuples[i]->t_self;
 
 	pgstat_count_heap_insert(relation, ntuples);
-	*insert_indexes = true;
 }
 
 /*

src/backend/access/heap/heapam_handler.c

@@ -245,7 +245,7 @@ heapam_tuple_satisfies_snapshot(Relation rel, TupleTableSlot *slot,
 
 static TupleTableSlot *
 heapam_tuple_insert(Relation relation, TupleTableSlot *slot, CommandId cid,
-					int options, BulkInsertState bistate, bool *insert_indexes)
+					int options, BulkInsertState bistate)
 {
 	bool		shouldFree = true;
 	HeapTuple	tuple = ExecFetchSlotHeapTuple(slot, true, &shouldFree);
@@ -261,8 +261,6 @@ heapam_tuple_insert(Relation relation, TupleTableSlot *slot, CommandId cid,
 	if (shouldFree)
 		pfree(tuple);
 
-	*insert_indexes = true;
-
 	return slot;
 }
 

src/backend/access/table/tableam.c

@@ -273,11 +273,9 @@ table_tuple_get_latest_tid(TableScanDesc scan, ItemPointer tid)
  * default command ID and not allowing access to the speedup options.
  */
 void
-simple_table_tuple_insert(Relation rel, TupleTableSlot *slot,
+simple_table_tuple_insert(Relation rel, TupleTableSlot *slot)
-						  bool *insert_indexes)
 {
-	table_tuple_insert(rel, slot, GetCurrentCommandId(true), 0, NULL,
+	table_tuple_insert(rel, slot, GetCurrentCommandId(true), 0, NULL);
-					   insert_indexes);
 }
 
 /*

src/backend/catalog/indexing.c

@@ -273,14 +273,12 @@ void
 CatalogTuplesMultiInsertWithInfo(Relation heapRel, TupleTableSlot **slot,
 								 int ntuples, CatalogIndexState indstate)
 {
-	bool		insertIndexes;
-
 	/* Nothing to do */
 	if (ntuples <= 0)
 		return;
 
 	heap_multi_insert(heapRel, slot, ntuples,
-					  GetCurrentCommandId(true), 0, NULL, &insertIndexes);
+					  GetCurrentCommandId(true), 0, NULL);
 
 	/*
 	 * There is no equivalent to heap_multi_insert for the catalog indexes, so

src/backend/commands/copyfrom.c

@@ -395,7 +395,6 @@ CopyMultiInsertBufferFlush(CopyMultiInsertInfo *miinfo,
 		bool		line_buf_valid = cstate->line_buf_valid;
 		uint64		save_cur_lineno = cstate->cur_lineno;
 		MemoryContext oldcontext;
-		bool		insertIndexes;
 
 		Assert(buffer->bistate != NULL);
 
@@ -415,8 +414,7 @@ CopyMultiInsertBufferFlush(CopyMultiInsertInfo *miinfo,
 						   nused,
 						   mycid,
 						   ti_options,
-						   buffer->bistate,
+						   buffer->bistate);
-						   &insertIndexes);
 		MemoryContextSwitchTo(oldcontext);
 
 		for (i = 0; i < nused; i++)
@@ -425,7 +423,7 @@ CopyMultiInsertBufferFlush(CopyMultiInsertInfo *miinfo,
 			 * If there are any indexes, update them for all the inserted
 			 * tuples, and run AFTER ROW INSERT triggers.
 			 */
-			if (insertIndexes && resultRelInfo->ri_NumIndices > 0)
+			if (resultRelInfo->ri_NumIndices > 0)
 			{
 				List	   *recheckIndexes;
 
@@ -1265,14 +1263,11 @@ CopyFrom(CopyFromState cstate)
 					}
 					else
 					{
-						bool		insertIndexes;
-
 						/* OK, store the tuple and create index entries for it */
 						table_tuple_insert(resultRelInfo->ri_RelationDesc,
-										   myslot, mycid, ti_options, bistate,
+										   myslot, mycid, ti_options, bistate);
-										   &insertIndexes);
 
-						if (insertIndexes && resultRelInfo->ri_NumIndices > 0)
+						if (resultRelInfo->ri_NumIndices > 0)
 							recheckIndexes = ExecInsertIndexTuples(resultRelInfo,
 																   myslot,
 																   estate,

src/backend/commands/createas.c

@@ -578,7 +578,6 @@ static bool
 intorel_receive(TupleTableSlot *slot, DestReceiver *self)
 {
 	DR_intorel *myState = (DR_intorel *) self;
-	bool		insertIndexes;
 
 	/* Nothing to insert if WITH NO DATA is specified. */
 	if (!myState->into->skipData)
@@ -595,8 +594,7 @@ intorel_receive(TupleTableSlot *slot, DestReceiver *self)
 						   slot,
 						   myState->output_cid,
 						   myState->ti_options,
-						   myState->bistate,
+						   myState->bistate);
-						   &insertIndexes);
 	}
 
 	/* We know this is a newly created relation, so there are no indexes */

src/backend/commands/matview.c

@@ -476,7 +476,6 @@ static bool
 transientrel_receive(TupleTableSlot *slot, DestReceiver *self)
 {
 	DR_transientrel *myState = (DR_transientrel *) self;
-	bool		insertIndexes;
 
 	/*
 	 * Note that the input slot might not be of the type of the target
@@ -491,8 +490,7 @@ transientrel_receive(TupleTableSlot *slot, DestReceiver *self)
 					   slot,
 					   myState->output_cid,
 					   myState->ti_options,
-					   myState->bistate,
+					   myState->bistate);
-					   &insertIndexes);
 
 	/* We know this is a newly created relation, so there are no indexes */
 

src/backend/commands/tablecmds.c

@@ -6391,12 +6391,8 @@ ATRewriteTable(AlteredTableInfo *tab, Oid OIDNewHeap, LOCKMODE lockmode)
 
 			/* Write the tuple out to the new relation */
 			if (newrel)
-			{
-				bool		insertIndexes;
-
 				table_tuple_insert(newrel, insertslot, mycid,
-								   ti_options, bistate, &insertIndexes);
+								   ti_options, bistate);
-			}
 
 			ResetExprContext(econtext);
 
@@ -21037,7 +21033,6 @@ moveSplitTableRows(Relation rel, Relation splitRel, List *partlist, List *newPar
 	while (table_scan_getnextslot(scan, ForwardScanDirection, srcslot))
 	{
 		bool		found = false;
-		bool		insert_indexes;
 		TupleTableSlot *insertslot;
 
 		/* Extract data from old tuple. */
@@ -21090,12 +21085,9 @@ moveSplitTableRows(Relation rel, Relation splitRel, List *partlist, List *newPar
 			ExecStoreVirtualTuple(insertslot);
 		}
 
-		/*
+		/* Write the tuple out to the new relation. */
-		 * Write the tuple out to the new relation.  We ignore the
-		 * 'insert_indexes' flag since newPartRel has no indexes anyway.
-		 */
 		(void) table_tuple_insert(pc->partRel, insertslot, mycid,
-								  ti_options, pc->bistate, &insert_indexes);
+								  ti_options, pc->bistate);
 
 		ResetExprContext(econtext);
 
@@ -21364,7 +21356,6 @@ moveMergedTablesRows(Relation rel, List *mergingPartitionsList,
 		while (table_scan_getnextslot(scan, ForwardScanDirection, srcslot))
 		{
 			TupleTableSlot *insertslot;
-			bool		insert_indexes;
 
 			/* Extract data from old tuple. */
 			slot_getallattrs(srcslot);
@@ -21389,12 +21380,9 @@ moveMergedTablesRows(Relation rel, List *mergingPartitionsList,
 				ExecStoreVirtualTuple(insertslot);
 			}
 
-			/*
+			/* Write the tuple out to the new relation. */
-			 * Write the tuple out to the new relation.  We ignore the
-			 * 'insert_indexes' flag since newPartRel has no indexes anyway.
-			 */
 			(void) table_tuple_insert(newPartRel, insertslot, mycid,
-									  ti_options, bistate, &insert_indexes);
+									  ti_options, bistate);
 
 			CHECK_FOR_INTERRUPTS();
 		}

src/backend/executor/execReplication.c

@@ -509,7 +509,6 @@ ExecSimpleRelationInsert(ResultRelInfo *resultRelInfo,
 	if (!skip_tuple)
 	{
 		List	   *recheckIndexes = NIL;
-		bool		insertIndexes;
 
 		/* Compute stored generated columns */
 		if (rel->rd_att->constr &&
@@ -524,10 +523,9 @@ ExecSimpleRelationInsert(ResultRelInfo *resultRelInfo,
 			ExecPartitionCheck(resultRelInfo, slot, estate, true);
 
 		/* OK, store the tuple and create index entries for it */
-		simple_table_tuple_insert(resultRelInfo->ri_RelationDesc, slot,
+		simple_table_tuple_insert(resultRelInfo->ri_RelationDesc, slot);
-								  &insertIndexes);
 
-		if (insertIndexes && resultRelInfo->ri_NumIndices > 0)
+		if (resultRelInfo->ri_NumIndices > 0)
 			recheckIndexes = ExecInsertIndexTuples(resultRelInfo,
 												   slot, estate, false, false,
 												   NULL, NIL, false);

src/backend/executor/nodeModifyTable.c

@@ -1135,15 +1135,13 @@ ExecInsert(ModifyTableContext *context,
 		}
 		else
 		{
-			bool		insertIndexes;
-
 			/* insert the tuple normally */
 			slot = table_tuple_insert(resultRelationDesc, slot,
 									  estate->es_output_cid,
-									  0, NULL, &insertIndexes);
+									  0, NULL);
 
 			/* insert index entries for tuple */
-			if (insertIndexes && resultRelInfo->ri_NumIndices > 0)
+			if (resultRelInfo->ri_NumIndices > 0)
 				recheckIndexes = ExecInsertIndexTuples(resultRelInfo,
 													   slot, estate, false,
 													   false, NULL, NIL,

src/include/access/heapam.h

@@ -320,7 +320,7 @@ extern void heap_insert(Relation relation, HeapTuple tup, CommandId cid,
 						int options, BulkInsertState bistate);
 extern void heap_multi_insert(Relation relation, struct TupleTableSlot **slots,
 							  int ntuples, CommandId cid, int options,
-							  BulkInsertState bistate, bool *insert_indexes);
+							  BulkInsertState bistate);
 extern TM_Result heap_delete(Relation relation, ItemPointer tid,
 							 CommandId cid, Snapshot crosscheck, int options,
 							 struct TM_FailureData *tmfd, bool changingPart,

src/include/access/tableam.h

@@ -519,8 +519,7 @@ typedef struct TableAmRoutine
 	/* see table_tuple_insert() for reference about parameters */
 	TupleTableSlot *(*tuple_insert) (Relation rel, TupleTableSlot *slot,
 									 CommandId cid, int options,
-									 struct BulkInsertStateData *bistate,
+									 struct BulkInsertStateData *bistate);
-									 bool *insert_indexes);
 
 	/* see table_tuple_insert_speculative() for reference about parameters */
 	void		(*tuple_insert_speculative) (Relation rel,
@@ -538,8 +537,7 @@ typedef struct TableAmRoutine
 
 	/* see table_multi_insert() for reference about parameters */
 	void		(*multi_insert) (Relation rel, TupleTableSlot **slots, int nslots,
-								 CommandId cid, int options, struct BulkInsertStateData *bistate,
+								 CommandId cid, int options, struct BulkInsertStateData *bistate);
-								 bool *insert_indexes);
 
 	/* see table_tuple_delete() for reference about parameters */
 	TM_Result	(*tuple_delete) (Relation rel,
@@ -1387,12 +1385,6 @@ table_index_delete_tuples(Relation rel, TM_IndexDeleteOp *delstate)
  * behavior) is also just passed through to RelationGetBufferForTuple. If
  * `bistate` is provided, table_finish_bulk_insert() needs to be called.
  *
- * The table AM's implementation of tuple_insert should set `*insert_indexes`
- * to true if it expects the caller to insert the relevant index tuples
- * (as heap table AM does).  It should set `*insert_indexes` to false if
- * it cares about index inserts itself and doesn't want the caller to do
- * index inserts.
- *
  * Returns the slot containing the inserted tuple, which may differ from the
  * given slot. For instance, the source slot may be VirtualTupleTableSlot, but
  * the result slot may correspond to the table AM. On return the slot's
@@ -1402,11 +1394,10 @@ table_index_delete_tuples(Relation rel, TM_IndexDeleteOp *delstate)
  */
 static inline TupleTableSlot *
 table_tuple_insert(Relation rel, TupleTableSlot *slot, CommandId cid,
-				   int options, struct BulkInsertStateData *bistate,
+				   int options, struct BulkInsertStateData *bistate)
-				   bool *insert_indexes)
 {
 	return rel->rd_tableam->tuple_insert(rel, slot, cid, options,
-										 bistate, insert_indexes);
+										 bistate);
 }
 
 /*
@@ -1458,11 +1449,10 @@ table_tuple_complete_speculative(Relation rel, TupleTableSlot *slot,
  */
 static inline void
 table_multi_insert(Relation rel, TupleTableSlot **slots, int nslots,
-				   CommandId cid, int options, struct BulkInsertStateData *bistate,
+				   CommandId cid, int options, struct BulkInsertStateData *bistate)
-				   bool *insert_indexes)
 {
 	rel->rd_tableam->multi_insert(rel, slots, nslots,
-								  cid, options, bistate, insert_indexes);
+								  cid, options, bistate);
 }
 
 /*
@@ -2087,8 +2077,7 @@ table_scan_sample_next_tuple(TableScanDesc scan,
  * ----------------------------------------------------------------------------
  */
 
-extern void simple_table_tuple_insert(Relation rel, TupleTableSlot *slot,
+extern void simple_table_tuple_insert(Relation rel, TupleTableSlot *slot);
-									  bool *insert_indexes);
 extern void simple_table_tuple_delete(Relation rel, ItemPointer tid,
 									  Snapshot snapshot,
 									  TupleTableSlot *oldSlot);