1 files changed, 0 insertions, 45 deletions

diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 93785e3bdfd..c466b98102e 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -270,9 +270,6 @@ _readQuery(void)
 	READ_NODE_FIELD(setOperations);
 	READ_NODE_FIELD(constraintDeps);
 	/* withCheckOptions intentionally omitted, see comment in parsenodes.h */
-	READ_INT_FIELD(mergeTarget_relation);
-	READ_NODE_FIELD(mergeSourceTargetList);
-	READ_NODE_FIELD(mergeActionList);
 	READ_LOCATION_FIELD(stmt_location);
 	READ_LOCATION_FIELD(stmt_len);
 
@@ -1357,22 +1354,6 @@ _readPartitionPruneStepCombine(void)
 	READ_DONE();
 }
 
-/*
- * _readMergeAction
- */
-static MergeAction *
-_readMergeAction(void)
-{
-	READ_LOCALS(MergeAction);
-
-	READ_BOOL_FIELD(matched);
-	READ_ENUM_FIELD(commandType, CmdType);
-	READ_NODE_FIELD(qual);
-	READ_NODE_FIELD(targetList);
-
-	READ_DONE();
-}
-
 static PartitionPruneInfo *
 _readPartitionPruneInfo(void)
 {
@@ -1638,7 +1619,6 @@ _readModifyTable(void)
 	READ_NODE_FIELD(partitioned_rels);
 	READ_BOOL_FIELD(partColsUpdated);
 	READ_NODE_FIELD(resultRelations);
-	READ_INT_FIELD(mergeTargetRelation);
 	READ_INT_FIELD(resultRelIndex);
 	READ_INT_FIELD(rootResultRelIndex);
 	READ_NODE_FIELD(plans);
@@ -1654,27 +1634,6 @@ _readModifyTable(void)
 	READ_NODE_FIELD(onConflictWhere);
 	READ_UINT_FIELD(exclRelRTI);
 	READ_NODE_FIELD(exclRelTlist);
-	READ_NODE_FIELD(mergeSourceTargetList);
-	READ_NODE_FIELD(mergeActionList);
-
-	READ_DONE();
-}
-
-/*
- * _readMergeWhenClause
- */
-static MergeWhenClause *
-_readMergeWhenClause(void)
-{
-	READ_LOCALS(MergeWhenClause);
-
-	READ_BOOL_FIELD(matched);
-	READ_ENUM_FIELD(commandType, CmdType);
-	READ_NODE_FIELD(condition);
-	READ_NODE_FIELD(targetList);
-	READ_NODE_FIELD(cols);
-	READ_NODE_FIELD(values);
-	READ_ENUM_FIELD(override, OverridingKind);
 
 	READ_DONE();
 }
@@ -2657,8 +2616,6 @@ parseNodeString(void)
 		return_value = _readFromExpr();
 	else if (MATCH("ONCONFLICTEXPR", 14))
 		return_value = _readOnConflictExpr();
-	else if (MATCH("MERGEACTION", 11))
-		return_value = _readMergeAction();
 	else if (MATCH("PARTITIONPRUNESTEPOP", 20))
 		return_value = _readPartitionPruneStepOp();
 	else if (MATCH("PARTITIONPRUNESTEPCOMBINE", 25))
@@ -2687,8 +2644,6 @@ parseNodeString(void)
 		return_value = _readProjectSet();
 	else if (MATCH("MODIFYTABLE", 11))
 		return_value = _readModifyTable();
-	else if (MATCH("MERGEWHENCLAUSE", 15))
-		return_value = _readMergeWhenClause();
 	else if (MATCH("APPEND", 6))
 		return_value = _readAppend();
 	else if (MATCH("MERGEAPPEND", 11))