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-rw-r--r--src/backend/nodes/nodeFuncs.c59
1 files changed, 56 insertions, 3 deletions
diff --git a/src/backend/nodes/nodeFuncs.c b/src/backend/nodes/nodeFuncs.c
index 25cf282aab2..50898246f96 100644
--- a/src/backend/nodes/nodeFuncs.c
+++ b/src/backend/nodes/nodeFuncs.c
@@ -2303,6 +2303,16 @@ expression_tree_walker(Node *node,
return true;
}
break;
+ case T_MergeAction:
+ {
+ MergeAction *action = (MergeAction *) node;
+
+ if (walker(action->targetList, context))
+ return true;
+ if (walker(action->qual, context))
+ return true;
+ }
+ break;
case T_PartitionPruneStepOp:
{
PartitionPruneStepOp *opstep = (PartitionPruneStepOp *) node;
@@ -2463,6 +2473,8 @@ query_tree_walker(Query *query,
return true;
if (walker((Node *) query->onConflict, context))
return true;
+ if (walker((Node *) query->mergeActionList, context))
+ return true;
if (walker((Node *) query->returningList, context))
return true;
if (walker((Node *) query->jointree, context))
@@ -3252,6 +3264,18 @@ expression_tree_mutator(Node *node,
return (Node *) newnode;
}
break;
+ case T_MergeAction:
+ {
+ MergeAction *action = (MergeAction *) node;
+ MergeAction *newnode;
+
+ FLATCOPY(newnode, action, MergeAction);
+ MUTATE(newnode->qual, action->qual, Node *);
+ MUTATE(newnode->targetList, action->targetList, List *);
+
+ return (Node *) newnode;
+ }
+ break;
case T_PartitionPruneStepOp:
{
PartitionPruneStepOp *opstep = (PartitionPruneStepOp *) node;
@@ -3464,6 +3488,7 @@ query_tree_mutator(Query *query,
MUTATE(query->targetList, query->targetList, List *);
MUTATE(query->withCheckOptions, query->withCheckOptions, List *);
MUTATE(query->onConflict, query->onConflict, OnConflictExpr *);
+ MUTATE(query->mergeActionList, query->mergeActionList, List *);
MUTATE(query->returningList, query->returningList, List *);
MUTATE(query->jointree, query->jointree, FromExpr *);
MUTATE(query->setOperations, query->setOperations, Node *);
@@ -3656,9 +3681,9 @@ query_or_expression_tree_mutator(Node *node,
* boundaries: we descend to everything that's possibly interesting.
*
* Currently, the node type coverage here extends only to DML statements
- * (SELECT/INSERT/UPDATE/DELETE) and nodes that can appear in them, because
- * this is used mainly during analysis of CTEs, and only DML statements can
- * appear in CTEs.
+ * (SELECT/INSERT/UPDATE/DELETE/MERGE) and nodes that can appear in them,
+ * because this is used mainly during analysis of CTEs, and only DML
+ * statements can appear in CTEs.
*/
bool
raw_expression_tree_walker(Node *node,
@@ -3839,6 +3864,34 @@ raw_expression_tree_walker(Node *node,
return true;
}
break;
+ case T_MergeStmt:
+ {
+ MergeStmt *stmt = (MergeStmt *) node;
+
+ if (walker(stmt->relation, context))
+ return true;
+ if (walker(stmt->sourceRelation, context))
+ return true;
+ if (walker(stmt->joinCondition, context))
+ return true;
+ if (walker(stmt->mergeWhenClauses, context))
+ return true;
+ if (walker(stmt->withClause, context))
+ return true;
+ }
+ break;
+ case T_MergeWhenClause:
+ {
+ MergeWhenClause *mergeWhenClause = (MergeWhenClause *) node;
+
+ if (walker(mergeWhenClause->condition, context))
+ return true;
+ if (walker(mergeWhenClause->targetList, context))
+ return true;
+ if (walker(mergeWhenClause->values, context))
+ return true;
+ }
+ break;
case T_SelectStmt:
{
SelectStmt *stmt = (SelectStmt *) node;