@@ -336,61 +336,81 @@ typedef struct JunkFilter
336336AttrNumber jf_junkAttNo ;
337337}JunkFilter ;
338338
339- /* ----------------
340- * ResultRelInfo information
341- *
342- *Whenever we update an existing relation, we have to
343- *update indices on the relation, and perhaps also fire triggers.
344- *The ResultRelInfo class is used to hold all the information needed
345- *about a result relation, including indices.. -cim 10/15/89
346- *
347- *RangeTableIndexresult relation's range table index
348- *RelationDescrelation descriptor for result relation
349- *NumIndices# of indices existing on result relation
350- *IndexRelationDescsarray of relation descriptors for indices
351- *IndexRelationInfoarray of key/attr info for indices
352- *TrigDesctriggers to be fired, if any
353- *TrigFunctionscached lookup info for trigger functions
354- *TrigWhenExprsarray of trigger WHEN expr states
355- *TrigInstrumentoptional runtime measurements for triggers
356- *FdwRoutineFDW callback functions, if foreign table
357- *FdwStateavailable to save private state of FDW
358- *usesFdwDirectModifytrue when modifying foreign table directly
359- *WithCheckOptionslist of WithCheckOption's to be checked
360- *WithCheckOptionExprslist of WithCheckOption expr states
361- *ConstraintExprsarray of constraint-checking expr states
362- *junkFilterfor removing junk attributes from tuples
363- *projectReturningfor computing a RETURNING list
364- *onConflictSetProjfor computing ON CONFLICT DO UPDATE SET
365- *onConflictSetWherelist of ON CONFLICT DO UPDATE exprs (qual)
366- *PartitionCheckpartition check expression
367- *PartitionCheckExprpartition check expression state
368- * ----------------
339+ /*
340+ * ResultRelInfo
341+ *
342+ * Whenever we update an existing relation, we have to update indexes on the
343+ * relation, and perhaps also fire triggers. ResultRelInfo holds all the
344+ * information needed about a result relation, including indexes.
369345 */
370346typedef struct ResultRelInfo
371347{
372348NodeTag type ;
349+
350+ /* result relation's range table index */
373351Index ri_RangeTableIndex ;
352+
353+ /* relation descriptor for result relation */
374354Relation ri_RelationDesc ;
355+
356+ /* # of indices existing on result relation */
375357int ri_NumIndices ;
358+
359+ /* array of relation descriptors for indices */
376360RelationPtr ri_IndexRelationDescs ;
361+
362+ /* array of key/attr info for indices */
377363IndexInfo * * ri_IndexRelationInfo ;
364+
365+ /* triggers to be fired, if any */
378366TriggerDesc * ri_TrigDesc ;
367+
368+ /* cached lookup info for trigger functions */
379369FmgrInfo * ri_TrigFunctions ;
370+
371+ /* array of trigger WHEN expr states */
380372ExprState * * ri_TrigWhenExprs ;
373+
374+ /* optional runtime measurements for triggers */
381375Instrumentation * ri_TrigInstrument ;
376+
377+ /* FDW callback functions, if foreign table */
382378struct FdwRoutine * ri_FdwRoutine ;
379+
380+ /* available to save private state of FDW */
383381void * ri_FdwState ;
382+
383+ /* true when modifying foreign table directly */
384384bool ri_usesFdwDirectModify ;
385+
386+ /* list of WithCheckOption's to be checked */
385387List * ri_WithCheckOptions ;
388+
389+ /* list of WithCheckOption expr states */
386390List * ri_WithCheckOptionExprs ;
391+
392+ /* array of constraint-checking expr states */
387393ExprState * * ri_ConstraintExprs ;
394+
395+ /* for removing junk attributes from tuples */
388396JunkFilter * ri_junkFilter ;
397+
398+ /* for computing a RETURNING list */
389399ProjectionInfo * ri_projectReturning ;
400+
401+ /* for computing ON CONFLICT DO UPDATE SET */
390402ProjectionInfo * ri_onConflictSetProj ;
403+
404+ /* list of ON CONFLICT DO UPDATE exprs (qual) */
391405ExprState * ri_onConflictSetWhere ;
406+
407+ /* partition check expression */
392408List * ri_PartitionCheck ;
409+
410+ /* partition check expression state */
393411ExprState * ri_PartitionCheckExpr ;
412+
413+ /* relation descriptor for root partitioned table */
394414Relation ri_PartitionRoot ;
395415}ResultRelInfo ;
396416