From 3a9172e38440875e2309868e6e4e1b3040e2cb10 Mon Sep 17 00:00:00 2001
From: st0 <st0@oceanbase.com>
Date: Tue, 31 Aug 2021 21:05:32 +0800
Subject: [PATCH] fix transform window funtion formalization bug

---
 src/sql/rewrite/ob_transform_win_magic.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/sql/rewrite/ob_transform_win_magic.cpp b/src/sql/rewrite/ob_transform_win_magic.cpp
index 35029a73b2..b6ee44a395 100644
--- a/src/sql/rewrite/ob_transform_win_magic.cpp
+++ b/src/sql/rewrite/ob_transform_win_magic.cpp
@@ -914,6 +914,8 @@ int ObTransformWinMagic::wrap_case_when_if_necessary(
         aggr_expr.clear_child();
         if (OB_FAIL(aggr_expr.add_real_param_expr(case_expr))) {
           LOG_WARN("failed to add real param expr", K(ret));
+        } else if (OB_FAIL(aggr_expr.formalize(ctx_->session_info_))) {
+          LOG_WARN("formalize failed", K(ret));
         }
       }
     }
-- 
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