Add relationIdList field to the Job struct

src/backend/distributed/planner/multi_planner.c

@@ -523,6 +523,8 @@ FinalizePlan(PlannedStmt *localPlan, MultiPlan *multiPlan)
 		}
 	}
 
+	multiPlan->relationIdList = localPlan->relationOids;
+
 	multiPlanData = (Node *) multiPlan;
 
 	customScan->custom_private = list_make1(multiPlanData);

src/backend/distributed/utils/citus_copyfuncs.c

@@ -107,6 +107,7 @@ CopyNodeMultiPlan(COPYFUNC_ARGS)
 	COPY_NODE_FIELD(workerJob);
 	COPY_NODE_FIELD(masterQuery);
 	COPY_SCALAR_FIELD(routerExecutable);
+	COPY_NODE_FIELD(relationIdList);
 
 	COPY_NODE_FIELD(insertSelectSubquery);
 	COPY_NODE_FIELD(insertTargetList);

src/backend/distributed/utils/citus_outfuncs.c

@@ -185,6 +185,7 @@ OutMultiPlan(OUTFUNC_ARGS)
 	WRITE_NODE_FIELD(workerJob);
 	WRITE_NODE_FIELD(masterQuery);
 	WRITE_BOOL_FIELD(routerExecutable);
+	WRITE_NODE_FIELD(relationIdList);
 
 	WRITE_NODE_FIELD(insertSelectSubquery);
 	WRITE_NODE_FIELD(insertTargetList);

src/backend/distributed/utils/citus_readfuncs.c

@@ -205,6 +205,7 @@ ReadMultiPlan(READFUNC_ARGS)
 	READ_NODE_FIELD(workerJob);
 	READ_NODE_FIELD(masterQuery);
 	READ_BOOL_FIELD(routerExecutable);
+	READ_NODE_FIELD(relationIdList);
 
 	READ_NODE_FIELD(insertSelectSubquery);
 	READ_NODE_FIELD(insertTargetList);

src/include/distributed/multi_physical_planner.h

@@ -228,6 +228,7 @@ typedef struct MultiPlan
 	Job *workerJob;
 	Query *masterQuery;
 	bool routerExecutable;
+	List *relationIdList;
 
 	/* INSERT ... SELECT via coordinator only */
 	Query *insertSelectSubquery;