From 2c89f46a4cc8e4441061e75c78b853db990227fc Mon Sep 17 00:00:00 2001
From: shenglian zhou <shenglian_zhou@163.com>
Date: Thu, 14 Oct 2021 09:42:59 +0800
Subject: [PATCH] <fix>:add op_project when two stage stable query(since order
 by ts) with arithm expression(e.g. pow + 2)

---
 src/query/src/qPlan.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/query/src/qPlan.c b/src/query/src/qPlan.c
index abfa20714b..913887a65b 100644
--- a/src/query/src/qPlan.c
+++ b/src/query/src/qPlan.c
@@ -697,6 +697,11 @@ SArray* createGlobalMergePlan(SQueryAttr* pQueryAttr) {
       taosArrayPush(plan, &op);
     }
 
+    if (pQueryAttr->pExpr2 != NULL) {
+      op = OP_Project;
+      taosArrayPush(plan, &op);
+    }
+  } else {
     if (pQueryAttr->pExpr2 != NULL) {
       op = OP_Project;
       taosArrayPush(plan, &op);
-- 
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