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-rw-r--r--src/include/parser/parse_node.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/include/parser/parse_node.h b/src/include/parser/parse_node.h
index 99d65157365..5b781d87a9d 100644
--- a/src/include/parser/parse_node.h
+++ b/src/include/parser/parse_node.h
@@ -61,7 +61,8 @@ typedef enum ParseExprKind
EXPR_KIND_DISTINCT_ON, /* DISTINCT ON */
EXPR_KIND_LIMIT, /* LIMIT */
EXPR_KIND_OFFSET, /* OFFSET */
- EXPR_KIND_RETURNING, /* RETURNING */
+ EXPR_KIND_RETURNING, /* RETURNING in INSERT/UPDATE/DELETE */
+ EXPR_KIND_MERGE_RETURNING, /* RETURNING in MERGE */
EXPR_KIND_VALUES, /* VALUES */
EXPR_KIND_VALUES_SINGLE, /* single-row VALUES (in INSERT only) */
EXPR_KIND_CHECK_CONSTRAINT, /* CHECK constraint for a table */