From 965c99dd96820697faf47980c750ab200d34d685 Mon Sep 17 00:00:00 2001
From: Alex Duan <417921451@qq.com>
Date: Wed, 7 Sep 2022 17:55:22 +0800
Subject: [PATCH] fix(query): the name of fields maybe contain dot

---
 src/client/src/tscSQLParser.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index bb31b752a1..193676cd93 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -8481,7 +8481,15 @@ static bool check_expr_in_groupby_colum(SGroupbyExpr* pGroupbyExpr, SExprInfo* p
     return false;
   for (int32_t k = 0; k < pGroupbyExpr->numOfGroupCols ; ++k) {
     pIndex = taosArrayGet(pGroupbyExpr->columnInfo, k);
-    if (!strcmp(pIndex->name,&pExpr->base.colInfo.name[1])){ // notes:first char is dot, skip one char.
+
+    // find last dot
+    char * name = strrchr(pExpr->base.colInfo.name, '.');
+    if(name)
+      name += 1;
+    else
+      name = pExpr->base.colInfo.name;
+
+    if (!strcmp(pIndex->name, name)){
       return true;
     }
   }
-- 
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