Ejemplo n.º 1
0
/* ----------------------------------------------------------------
 *		ExecUpdate
 *
 *		note: we can't run UPDATE queries with transactions
 *		off because UPDATEs are actually INSERTs and our
 *		scan will mistakenly loop forever, updating the tuple
 *		it just inserted..	This should be fixed but until it
 *		is, we don't want to get stuck in an infinite loop
 *		which corrupts your database..
 * ----------------------------------------------------------------
 */
void
ExecUpdate(TupleTableSlot *slot,
		   ItemPointer tupleid,
		   TupleTableSlot *planSlot,
		   DestReceiver *dest,
		   EState *estate)
{
	void*	tuple;
	ResultRelInfo *resultRelInfo;
	Relation	resultRelationDesc;
	HTSU_Result result;
	ItemPointerData update_ctid;
	TransactionId update_xmax;
	AOTupleId	aoTupleId = AOTUPLEID_INIT;
	TupleTableSlot *partslot = NULL;

	/*
	 * abort the operation if not running transactions
	 */
	if (IsBootstrapProcessingMode())
		elog(ERROR, "cannot UPDATE during bootstrap");
	
	/*
	 * get information on the (current) result relation
	 */
	resultRelInfo = estate->es_result_relation_info;
	resultRelationDesc = resultRelInfo->ri_RelationDesc;

	bool		rel_is_heap = RelationIsHeap(resultRelationDesc);
	bool 		rel_is_aorows = RelationIsAoRows(resultRelationDesc);
	bool		rel_is_aocols = RelationIsAoCols(resultRelationDesc);
	bool		rel_is_external = RelationIsExternal(resultRelationDesc);

	/*
	 * get the heap tuple out of the tuple table slot, making sure we have a
	 * writable copy
	 */
	if (rel_is_heap)
	{
		partslot = slot;
		tuple = ExecFetchSlotHeapTuple(partslot);
	}
	else if (rel_is_aorows || rel_is_aocols)
	{
		/*
		 * It is necessary to reconstruct a logically compatible tuple to
		 * a phyiscally compatible tuple.  The slot's tuple descriptor comes
		 * from the projection target list, which doesn't indicate dropped
		 * columns, and MemTuple cannot deal with cases without converting
		 * the target list back into the original relation's tuple desc.
		 */
		partslot = reconstructMatchingTupleSlot(slot, resultRelInfo);

		/*
		 * We directly inline toasted columns here as update with toasted columns
		 * would create two references to the same toasted value.
		 */
		tuple = ExecFetchSlotMemTuple(partslot, true);
	}
	else if (rel_is_external) 
	{
		if (estate->es_result_partitions && 
			estate->es_result_partitions->part->parrelid != 0)
		{
			ereport(ERROR,
				(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
				errmsg("Update external partitions not supported.")));			
			return;
		}
		else
		{
			partslot = slot;
			tuple = ExecFetchSlotHeapTuple(partslot);
		}
	}
	else 
	{
		Insist(false);
	}

	/* see if this update would move the tuple to a different partition */
	if (estate->es_result_partitions)
		checkPartitionUpdate(estate, partslot, resultRelInfo);

	/* BEFORE ROW UPDATE Triggers */
	if (resultRelInfo->ri_TrigDesc &&
		resultRelInfo->ri_TrigDesc->n_before_row[TRIGGER_EVENT_UPDATE] > 0)
	{
		HeapTuple	newtuple;

		newtuple = ExecBRUpdateTriggers(estate, resultRelInfo,
										tupleid, tuple,
										estate->es_snapshot->curcid);

		if (newtuple == NULL)	/* "do nothing" */
			return;

		if (newtuple != tuple)	/* modified by Trigger(s) */
		{
			/*
			 * Put the modified tuple into a slot for convenience of routines
			 * below.  We assume the tuple was allocated in per-tuple memory
			 * context, and therefore will go away by itself. The tuple table
			 * slot should not try to clear it.
			 */
			TupleTableSlot *newslot = estate->es_trig_tuple_slot;

			if (newslot->tts_tupleDescriptor != partslot->tts_tupleDescriptor)
				ExecSetSlotDescriptor(newslot, partslot->tts_tupleDescriptor);
			ExecStoreGenericTuple(newtuple, newslot, false);
            newslot->tts_tableOid = partslot->tts_tableOid; /* for constraints */
			partslot = newslot;
			tuple = newtuple;
		}
	}

	/*
	 * Check the constraints of the tuple
	 *
	 * If we generate a new candidate tuple after EvalPlanQual testing, we
	 * must loop back here and recheck constraints.  (We don't need to redo
	 * triggers, however.  If there are any BEFORE triggers then trigger.c
	 * will have done heap_lock_tuple to lock the correct tuple, so there's no
	 * need to do them again.)
	 */
lreplace:;
	if (resultRelationDesc->rd_att->constr)
		ExecConstraints(resultRelInfo, partslot, estate);

	if (!GpPersistent_IsPersistentRelation(resultRelationDesc->rd_id))
	{
		/*
		 * Normal UPDATE path.
		 */

		/*
		 * replace the heap tuple
		 *
		 * Note: if es_crosscheck_snapshot isn't InvalidSnapshot, we check that
		 * the row to be updated is visible to that snapshot, and throw a can't-
		 * serialize error if not.	This is a special-case behavior needed for
		 * referential integrity updates in serializable transactions.
		 */
		if (rel_is_heap)
		{
			result = heap_update(resultRelationDesc, tupleid, tuple,
							 &update_ctid, &update_xmax,
							 estate->es_snapshot->curcid,
							 estate->es_crosscheck_snapshot,
							 true /* wait for commit */ );
		} 
		else if (rel_is_aorows)
		{
			if (IsXactIsoLevelSerializable)
			{
				ereport(ERROR,
					(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
					errmsg("Updates on append-only tables are not supported in serializable transactions.")));			
			}

			if (resultRelInfo->ri_updateDesc == NULL)
			{
				ResultRelInfoSetSegno(resultRelInfo, estate->es_result_aosegnos);
				resultRelInfo->ri_updateDesc = (AppendOnlyUpdateDesc)
					appendonly_update_init(resultRelationDesc, ActiveSnapshot, resultRelInfo->ri_aosegno);
			}
			result = appendonly_update(resultRelInfo->ri_updateDesc,
								 tuple, (AOTupleId *) tupleid, &aoTupleId);
		}
		else if (rel_is_aocols)
		{
			if (IsXactIsoLevelSerializable)
			{
				ereport(ERROR,
					(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
					errmsg("Updates on append-only tables are not supported in serializable transactions.")));			
			}

			if (resultRelInfo->ri_updateDesc == NULL)
			{
				ResultRelInfoSetSegno(resultRelInfo, estate->es_result_aosegnos);
				resultRelInfo->ri_updateDesc = (AppendOnlyUpdateDesc)
					aocs_update_init(resultRelationDesc, resultRelInfo->ri_aosegno);
			}
			result = aocs_update(resultRelInfo->ri_updateDesc,
								 partslot, (AOTupleId *) tupleid, &aoTupleId);
		}
		else
		{
			Assert(!"We should not be here");
		}
		switch (result)
		{
			case HeapTupleSelfUpdated:
				/* already deleted by self; nothing to do */
				return;

			case HeapTupleMayBeUpdated:
				break;

			case HeapTupleUpdated:
				if (IsXactIsoLevelSerializable)
					ereport(ERROR,
							(errcode(ERRCODE_T_R_SERIALIZATION_FAILURE),
							 errmsg("could not serialize access due to concurrent update")));
				else if (!ItemPointerEquals(tupleid, &update_ctid))
				{
					TupleTableSlot *epqslot;

					epqslot = EvalPlanQual(estate,
										   resultRelInfo->ri_RangeTableIndex,
										   &update_ctid,
										   update_xmax,
										   estate->es_snapshot->curcid);
					if (!TupIsNull(epqslot))
					{
						*tupleid = update_ctid;
						partslot = ExecFilterJunk(estate->es_junkFilter, epqslot);
						tuple = ExecFetchSlotHeapTuple(partslot);
						goto lreplace;
					}
				}
				/* tuple already deleted; nothing to do */
				return;

			default:
				elog(ERROR, "unrecognized heap_update status: %u", result);
				return;
		}
	}
	else
	{
		HeapTuple persistentTuple;

		/*
		 * Persistent metadata path.
		 */
		persistentTuple = heap_copytuple(tuple);
		persistentTuple->t_self = *tupleid;

		frozen_heap_inplace_update(resultRelationDesc, persistentTuple);

		heap_freetuple(persistentTuple);
	}

	IncrReplaced();
	(estate->es_processed)++;
	(resultRelInfo->ri_aoprocessed)++;

	/*
	 * Note: instead of having to update the old index tuples associated with
	 * the heap tuple, all we do is form and insert new index tuples. This is
	 * because UPDATEs are actually DELETEs and INSERTs, and index tuple
	 * deletion is done later by VACUUM (see notes in ExecDelete).	All we do
	 * here is insert new index tuples.  -cim 9/27/89
	 */
	/*
	 * insert index entries for tuple
	 *
	 * Note: heap_update returns the tid (location) of the new tuple in the
	 * t_self field.
	 */
	if (rel_is_aorows || rel_is_aocols)
	{
		if (resultRelInfo->ri_NumIndices > 0)
			ExecInsertIndexTuples(partslot, (ItemPointer)&aoTupleId, estate, false);
	}
	else
	{
		if (resultRelInfo->ri_NumIndices > 0)
			ExecInsertIndexTuples(partslot, &(((HeapTuple) tuple)->t_self), estate, false);
	}

	/* AFTER ROW UPDATE Triggers */
	ExecARUpdateTriggers(estate, resultRelInfo, tupleid, tuple);

}
Ejemplo n.º 2
0
/* ----------------------------------------------------------------
 *		ExecInsert
 *
 *		INSERTs have to add the tuple into
 *		the base relation and insert appropriate tuples into the
 *		index relations.
 *		Insert can be part of an update operation when
 *		there is a preceding SplitUpdate node. 
 * ----------------------------------------------------------------
 */
void
ExecInsert(TupleTableSlot *slot,
		   DestReceiver *dest,
		   EState *estate,
		   PlanGenerator planGen,
		   bool isUpdate)
{
	void		*tuple = NULL;
	ResultRelInfo *resultRelInfo = NULL;
	Relation	resultRelationDesc = NULL;
	Oid			newId = InvalidOid;
	TupleTableSlot *partslot = NULL;

	AOTupleId	aoTupleId = AOTUPLEID_INIT;

	bool		rel_is_heap = false;
	bool 		rel_is_aorows = false;
	bool		rel_is_external = false;
    bool		rel_is_parquet = false;

	/*
	 * get information on the (current) result relation
	 */
	if (estate->es_result_partitions)
	{
		resultRelInfo = slot_get_partition(slot, estate);
		estate->es_result_relation_info = resultRelInfo;

		if (NULL != resultRelInfo->ri_parquetSendBack)
		{
			/*
			 * The Parquet part we are about to insert into
			 * has sendBack information. This means we're inserting into the
			 * part twice, which is not supported. Error out (GPSQL-2291)
			 */
			Assert(gp_parquet_insert_sort);
			ereport(ERROR, (errcode(ERRCODE_CDB_FEATURE_NOT_YET),
					errmsg("Cannot insert out-of-order tuples in parquet partitions"),
					errhint("Sort the data on the partitioning key(s) before inserting"),
					errOmitLocation(true)));
		}

		/*
		 * Check if we need to close the last parquet partition we
		 * inserted into (GPSQL-2291).
		 */
		Oid new_part_oid = resultRelInfo->ri_RelationDesc->rd_id;
		if (gp_parquet_insert_sort &&
				PLANGEN_OPTIMIZER == planGen &&
				InvalidOid != estate->es_last_parq_part &&
				new_part_oid != estate->es_last_parq_part)
		{

			Assert(NULL != estate->es_partition_state->result_partition_hash);

			ResultPartHashEntry *entry = hash_search(estate->es_partition_state->result_partition_hash,
									&estate->es_last_parq_part,
									HASH_FIND,
									NULL /* found */);

			Assert(NULL != entry);
			Assert(entry->offset < estate->es_num_result_relations);

			ResultRelInfo *oldResultRelInfo = & estate->es_result_relations[entry->offset];

			elog(DEBUG1, "Switching from old part oid=%d name=[%s] to new part oid=%d name=[%s]",
					estate->es_last_parq_part,
					oldResultRelInfo->ri_RelationDesc->rd_rel->relname.data,
					new_part_oid,
					resultRelInfo->ri_RelationDesc->rd_rel->relname.data);

			/*
			 * We are opening a new partition, and the last partition we
			 * inserted into was a Parquet part. Let's close the old
			 * parquet insert descriptor to free the memory before
			 * opening the new one.
			 */
			ParquetInsertDescData *oldInsertDesc = oldResultRelInfo->ri_parquetInsertDesc;

			/*
			 * We need to preserve the "sendback" information that needs to be
			 * sent back to the QD process from this part.
			 * Compute it here, and store it for later use.
			 */
			QueryContextDispatchingSendBack sendback =
					CreateQueryContextDispatchingSendBack(1);
			sendback->relid = RelationGetRelid(oldResultRelInfo->ri_RelationDesc);
			oldInsertDesc->sendback = sendback;
			parquet_insert_finish(oldInsertDesc);

			/* Store the sendback information in the resultRelInfo for this part */
			oldResultRelInfo->ri_parquetSendBack = sendback;

			/* Record in the resultRelInfo that we closed the parquet insert descriptor */
			oldResultRelInfo->ri_parquetInsertDesc = NULL;

			/* Reset the last parquet part Oid, it's now closed */
			estate->es_last_parq_part = InvalidOid;
		}
	}
	else
	{
		resultRelInfo = estate->es_result_relation_info;
	}

	Assert (!resultRelInfo->ri_projectReturning);

	resultRelationDesc = resultRelInfo->ri_RelationDesc;

	rel_is_heap = RelationIsHeap(resultRelationDesc);
	rel_is_aorows = RelationIsAoRows(resultRelationDesc);
	rel_is_external = RelationIsExternal(resultRelationDesc);
    rel_is_parquet = RelationIsParquet(resultRelationDesc);

	/* Validate that insert is not part of an non-allowed update operation. */
	if (isUpdate && (rel_is_aorows || rel_is_parquet))
	{
		ereport(ERROR,
			(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
				errmsg("Append-only tables are not updatable. Operation not permitted."),
				errOmitLocation(true)));
	}

	partslot = reconstructMatchingTupleSlot(slot, resultRelInfo);
	if (rel_is_heap || rel_is_external)
	{
		tuple = ExecFetchSlotHeapTuple(partslot);
	}
	else if (rel_is_aorows)
	{
		tuple = ExecFetchSlotMemTuple(partslot, false);
	}
	else if (rel_is_parquet)
	{
		tuple = NULL;
	}

	Assert( partslot != NULL );
	Assert( rel_is_parquet || (tuple != NULL));

	/* Execute triggers in Planner-generated plans */
	if (planGen == PLANGEN_PLANNER)
	{
		/* BEFORE ROW INSERT Triggers */
		if (resultRelInfo->ri_TrigDesc &&
			resultRelInfo->ri_TrigDesc->n_before_row[TRIGGER_EVENT_INSERT] > 0)
		{
			HeapTuple	newtuple;

			/* NYI */
			if(rel_is_parquet)
				elog(ERROR, "triggers are not supported on tables that use column-oriented storage");

			newtuple = ExecBRInsertTriggers(estate, resultRelInfo, tuple);

			if (newtuple == NULL)	/* "do nothing" */
			{
				return;
			}

			if (newtuple != tuple)	/* modified by Trigger(s) */
			{
				/*
				 * Put the modified tuple into a slot for convenience of routines
				 * below.  We assume the tuple was allocated in per-tuple memory
				 * context, and therefore will go away by itself. The tuple table
				 * slot should not try to clear it.
				 */
				TupleTableSlot *newslot = estate->es_trig_tuple_slot;

				if (newslot->tts_tupleDescriptor != partslot->tts_tupleDescriptor)
					ExecSetSlotDescriptor(newslot, partslot->tts_tupleDescriptor);
				ExecStoreGenericTuple(newtuple, newslot, false);
				newslot->tts_tableOid = partslot->tts_tableOid; /* for constraints */
				tuple = newtuple;
				partslot = newslot;
			}
		}
	}
	/*
	 * Check the constraints of the tuple
	 */
	if (resultRelationDesc->rd_att->constr &&
			planGen == PLANGEN_PLANNER)
	{
		ExecConstraints(resultRelInfo, partslot, estate);
	}
	/*
	 * insert the tuple
	 *
	 * Note: heap_insert returns the tid (location) of the new tuple in the
	 * t_self field.
	 *
	 * NOTE: for append-only relations we use the append-only access methods.
	 */
	if (rel_is_aorows)
	{
		if (resultRelInfo->ri_aoInsertDesc == NULL)
		{
			ResultRelSegFileInfo *segfileinfo = NULL;
			/* Set the pre-assigned fileseg number to insert into */
			ResultRelInfoSetSegFileInfo(resultRelInfo, estate->es_result_segfileinfos);
			segfileinfo = (ResultRelSegFileInfo *)list_nth(resultRelInfo->ri_aosegfileinfos, GetQEIndex());
			resultRelInfo->ri_aoInsertDesc =
				appendonly_insert_init(resultRelationDesc,
									   segfileinfo);

		}

		appendonly_insert(resultRelInfo->ri_aoInsertDesc, tuple, &newId, &aoTupleId);
	}
	else if (rel_is_external)
	{
		/* Writable external table */
		if (resultRelInfo->ri_extInsertDesc == NULL)
			resultRelInfo->ri_extInsertDesc = external_insert_init(
					resultRelationDesc, 0);

		newId = external_insert(resultRelInfo->ri_extInsertDesc, tuple);
	}
    else if(rel_is_parquet)
	{
		/* If there is no parquet insert descriptor, create it now. */
		if (resultRelInfo->ri_parquetInsertDesc == NULL)
		{
			ResultRelSegFileInfo *segfileinfo = NULL;
			ResultRelInfoSetSegFileInfo(resultRelInfo, estate->es_result_segfileinfos);
			segfileinfo = (ResultRelSegFileInfo *)list_nth(resultRelInfo->ri_aosegfileinfos, GetQEIndex());
			resultRelInfo->ri_parquetInsertDesc = parquet_insert_init(resultRelationDesc, segfileinfo);

			/*
			 * Just opened a new parquet partition for insert. Save the Oid
			 * in estate, so that we can close it when switching to a
			 * new partition (GPSQL-2291)
			 */
			elog(DEBUG1, "Saving es_last_parq_part. Old=%d, new=%d", estate->es_last_parq_part, resultRelationDesc->rd_id);
			estate->es_last_parq_part = resultRelationDesc->rd_id;
		}

		newId = parquet_insert(resultRelInfo->ri_parquetInsertDesc, partslot);
	}
	else
	{
		Insist(rel_is_heap);

		newId = heap_insert(resultRelationDesc,
							tuple,
							estate->es_snapshot->curcid,
							true, true, GetCurrentTransactionId());
	}

	IncrAppended();
	(estate->es_processed)++;
	(resultRelInfo->ri_aoprocessed)++;
	estate->es_lastoid = newId;

	partslot->tts_tableOid = RelationGetRelid(resultRelationDesc);

	if (rel_is_aorows || rel_is_parquet)
	{

		/* NOTE: Current version does not support index upon parquet table. */
		/*
		 * insert index entries for AO Row-Store tuple
		 */
		if (resultRelInfo->ri_NumIndices > 0 && !rel_is_parquet)
			ExecInsertIndexTuples(partslot, (ItemPointer)&aoTupleId, estate, false);
	}
	else
	{
		/* Use parttuple for index update in case this is an indexed heap table. */
		TupleTableSlot *xslot = partslot;
		void *xtuple = tuple;

		setLastTid(&(((HeapTuple) xtuple)->t_self));

		/*
		 * insert index entries for tuple
		 */
		if (resultRelInfo->ri_NumIndices > 0)
			ExecInsertIndexTuples(xslot, &(((HeapTuple) xtuple)->t_self), estate, false);

	}

	if (planGen == PLANGEN_PLANNER)
	{
		/* AFTER ROW INSERT Triggers */
		ExecARInsertTriggers(estate, resultRelInfo, tuple);
	}
}
Ejemplo n.º 3
0
/* ----------------------------------------------------------------
 *		ExecInsert
 *
 *		INSERTs have to add the tuple into
 *		the base relation and insert appropriate tuples into the
 *		index relations.
 *		Insert can be part of an update operation when
 *		there is a preceding SplitUpdate node. 
 * ----------------------------------------------------------------
 */
void
ExecInsert(TupleTableSlot *slot,
		   DestReceiver *dest,
		   EState *estate,
		   PlanGenerator planGen,
		   bool isUpdate)
{
	void		*tuple = NULL;
	ResultRelInfo *resultRelInfo = NULL;
	Relation	resultRelationDesc = NULL;
	Oid			newId = InvalidOid;
	TupleTableSlot *partslot = NULL;

	AOTupleId	aoTupleId = AOTUPLEID_INIT;

	bool		rel_is_heap = false;
	bool 		rel_is_aorows = false;
	bool		rel_is_aocols = false;
	bool		rel_is_external = false;

	/*
	 * get information on the (current) result relation
	 */
	if (estate->es_result_partitions)
	{
		resultRelInfo = slot_get_partition(slot, estate);

		/* Check whether the user provided the correct leaf part only if required */
		if (!dml_ignore_target_partition_check)
		{
			Assert(NULL != estate->es_result_partitions->part &&
					NULL != resultRelInfo->ri_RelationDesc);

			List *resultRelations = estate->es_plannedstmt->resultRelations;
			/*
			 * Only inheritance can generate multiple result relations and inheritance
			 * is not compatible with partitions. As we are in inserting in partitioned
			 * table, we should not have more than one resultRelation
			 */
			Assert(list_length(resultRelations) == 1);
			/* We only have one resultRelations entry where the user originally intended to insert */
			int rteIdxForUserRel = linitial_int(resultRelations);
			Assert (rteIdxForUserRel > 0);
			Oid userProvidedRel = InvalidOid;

			if (1 == rteIdxForUserRel)
			{
				/* Optimization for typical case */
				userProvidedRel = ((RangeTblEntry *) estate->es_plannedstmt->rtable->head->data.ptr_value)->relid;
			}
			else
			{
				userProvidedRel = getrelid(rteIdxForUserRel, estate->es_plannedstmt->rtable);
			}

			/* Error out if user provides a leaf partition that does not match with our calculated partition */
			if (userProvidedRel != estate->es_result_partitions->part->parrelid &&
				userProvidedRel != resultRelInfo->ri_RelationDesc->rd_id)
			{
				ereport(ERROR,
						(errcode(ERRCODE_CHECK_VIOLATION),
						 errmsg("Trying to insert row into wrong partition"),
						 errdetail("Expected partition: %s, provided partition: %s",
							resultRelInfo->ri_RelationDesc->rd_rel->relname.data,
							estate->es_result_relation_info->ri_RelationDesc->rd_rel->relname.data)));
			}
		}
		estate->es_result_relation_info = resultRelInfo;
	}
	else
	{
		resultRelInfo = estate->es_result_relation_info;
	}

	Assert (!resultRelInfo->ri_projectReturning);

	resultRelationDesc = resultRelInfo->ri_RelationDesc;

	rel_is_heap = RelationIsHeap(resultRelationDesc);
	rel_is_aocols = RelationIsAoCols(resultRelationDesc);
	rel_is_aorows = RelationIsAoRows(resultRelationDesc);
	rel_is_external = RelationIsExternal(resultRelationDesc);

	partslot = reconstructMatchingTupleSlot(slot, resultRelInfo);
	if (rel_is_heap)
	{
		tuple = ExecFetchSlotHeapTuple(partslot);
	}
	else if (rel_is_aorows)
	{
		tuple = ExecFetchSlotMemTuple(partslot, false);
	}
	else if (rel_is_external) 
	{
		if (estate->es_result_partitions && 
			estate->es_result_partitions->part->parrelid != 0)
		{
			ereport(ERROR,
				(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
				errmsg("Insert into external partitions not supported.")));			
			return;
		}
		else
		{
			tuple = ExecFetchSlotHeapTuple(partslot);
		}
	}
	else
	{
		Assert(rel_is_aocols);
		tuple = ExecFetchSlotMemTuple(partslot, true);
	}

	Assert(partslot != NULL && tuple != NULL);

	/* Execute triggers in Planner-generated plans */
	if (planGen == PLANGEN_PLANNER)
	{
		/* BEFORE ROW INSERT Triggers */
		if (resultRelInfo->ri_TrigDesc &&
			resultRelInfo->ri_TrigDesc->n_before_row[TRIGGER_EVENT_INSERT] > 0)
		{
			HeapTuple	newtuple;

			/* NYI */
			if(rel_is_aocols)
				elog(ERROR, "triggers are not supported on tables that use column-oriented storage");

			newtuple = ExecBRInsertTriggers(estate, resultRelInfo, tuple);

			if (newtuple == NULL)	/* "do nothing" */
			{
				return;
			}

			if (newtuple != tuple)	/* modified by Trigger(s) */
			{
				/*
				 * Put the modified tuple into a slot for convenience of routines
				 * below.  We assume the tuple was allocated in per-tuple memory
				 * context, and therefore will go away by itself. The tuple table
				 * slot should not try to clear it.
				 */
				TupleTableSlot *newslot = estate->es_trig_tuple_slot;

				if (newslot->tts_tupleDescriptor != partslot->tts_tupleDescriptor)
					ExecSetSlotDescriptor(newslot, partslot->tts_tupleDescriptor);
				ExecStoreGenericTuple(newtuple, newslot, false);
				newslot->tts_tableOid = partslot->tts_tableOid; /* for constraints */
				tuple = newtuple;
				partslot = newslot;
			}
		}
	}
	/*
	 * Check the constraints of the tuple
	 */
	if (resultRelationDesc->rd_att->constr &&
			planGen == PLANGEN_PLANNER)
	{
		ExecConstraints(resultRelInfo, partslot, estate);
	}
	/*
	 * insert the tuple
	 *
	 * Note: heap_insert returns the tid (location) of the new tuple in the
	 * t_self field.
	 *
	 * NOTE: for append-only relations we use the append-only access methods.
	 */
	if (rel_is_aorows)
	{
		if (resultRelInfo->ri_aoInsertDesc == NULL)
		{
			/* Set the pre-assigned fileseg number to insert into */
			ResultRelInfoSetSegno(resultRelInfo, estate->es_result_aosegnos);

			resultRelInfo->ri_aoInsertDesc =
				appendonly_insert_init(resultRelationDesc,
									   ActiveSnapshot,
									   resultRelInfo->ri_aosegno,
									   false);

		}

		appendonly_insert(resultRelInfo->ri_aoInsertDesc, tuple, &newId, &aoTupleId);
	}
	else if (rel_is_aocols)
	{
		if (resultRelInfo->ri_aocsInsertDesc == NULL)
		{
			ResultRelInfoSetSegno(resultRelInfo, estate->es_result_aosegnos);
			resultRelInfo->ri_aocsInsertDesc = aocs_insert_init(resultRelationDesc, 
																resultRelInfo->ri_aosegno, false);
		}

		newId = aocs_insert(resultRelInfo->ri_aocsInsertDesc, partslot);
		aoTupleId = *((AOTupleId*)slot_get_ctid(partslot));
	}
	else if (rel_is_external)
	{
		/* Writable external table */
		if (resultRelInfo->ri_extInsertDesc == NULL)
			resultRelInfo->ri_extInsertDesc = external_insert_init(resultRelationDesc);

		newId = external_insert(resultRelInfo->ri_extInsertDesc, tuple);
	}
	else
	{
		Insist(rel_is_heap);

		newId = heap_insert(resultRelationDesc,
							tuple,
							estate->es_snapshot->curcid,
							true, true, GetCurrentTransactionId());
	}

	IncrAppended();
	(estate->es_processed)++;
	(resultRelInfo->ri_aoprocessed)++;
	estate->es_lastoid = newId;

	partslot->tts_tableOid = RelationGetRelid(resultRelationDesc);

	if (rel_is_aorows || rel_is_aocols)
	{
		/*
		 * insert index entries for AO Row-Store tuple
		 */
		if (resultRelInfo->ri_NumIndices > 0)
			ExecInsertIndexTuples(partslot, (ItemPointer)&aoTupleId, estate, false);
	}
	else
	{
		/* Use parttuple for index update in case this is an indexed heap table. */
		TupleTableSlot *xslot = partslot;
		void *xtuple = tuple;

		setLastTid(&(((HeapTuple) xtuple)->t_self));

		/*
		 * insert index entries for tuple
		 */
		if (resultRelInfo->ri_NumIndices > 0)
			ExecInsertIndexTuples(xslot, &(((HeapTuple) xtuple)->t_self), estate, false);

	}

	if (planGen == PLANGEN_PLANNER)
	{
		/* AFTER ROW INSERT Triggers */
		ExecARInsertTriggers(estate, resultRelInfo, tuple);
	}
}