From 83282d1f81a9143a05559094b7002667c04fbb51 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Thu, 25 Feb 2021 17:40:14 +0800
Subject: [PATCH] [td-3009] <fix>: diff can not be applied to unsigned numeric
 data type.

---
 src/client/src/tscSQLParser.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 9e8e780af7..b2c1a594a1 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -1885,6 +1885,7 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
   const char* msg7 = "normal table can not apply this function";
   const char* msg8 = "multi-columns selection does not support alias column name";
   const char* msg9 = "invalid function";
+  const char* msg10 = "diff can no be applied to unsigned numeric type";
 
   switch (optr) {
     case TK_COUNT: {
-- 
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