From 4624e1edeae3b70b4b0398e63abe5f3df4c7992d Mon Sep 17 00:00:00 2001
From: xianyu-w <707512433@qq.com>
Date: Wed, 9 Oct 2024 16:16:14 +0000
Subject: [PATCH] Fix cte project pruning bug

---
 src/sql/rewrite/ob_transform_temp_table.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/sql/rewrite/ob_transform_temp_table.cpp b/src/sql/rewrite/ob_transform_temp_table.cpp
index 81cf0eed9..e74ab063b 100644
--- a/src/sql/rewrite/ob_transform_temp_table.cpp
+++ b/src/sql/rewrite/ob_transform_temp_table.cpp
@@ -1829,6 +1829,9 @@ int ObTransformTempTable::project_pruning(ObIArray<TempTableInfo> &temp_table_in
       LOG_WARN("failed to rempve select item", K(ret));
     } else if (OB_FAIL(add_normal_temp_table_trans_hint(*info.temp_table_query_, T_PROJECT_PRUNE))) {
       LOG_WARN("failed to add transform hint", K(ret));
+    } else if (OB_FAIL(info.temp_table_query_->formalize_stmt_expr_reference(ctx_->expr_factory_,
+                                                                             ctx_->session_info_))) {
+      LOG_WARN("failed to formalize stmt reference", K(ret));
     } else {
       trans_happened = true;
     }