From a7450b98cf6c74a47f744388b76d387b239401cd Mon Sep 17 00:00:00 2001
From: Ganlin Zhao <ganlinzhao@hotmail.com>
Date: Mon, 27 Dec 2021 15:37:58 +0800
Subject: [PATCH] [TD-11983]<fix>(query): elapsed function second param
 time_unit should not contain now keyword

---
 src/client/src/tscSQLParser.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 56c1a346db..f6144be85f 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -2852,7 +2852,7 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
         char val[8] = {0};
 
         int64_t tickPerSec = 0;
-        if (pParamElem[1].pNode->exprToken.type == TK_NOW) {
+        if (pParamElem[1].pNode->exprToken.type == TK_NOW || strstr(pParamElem[1].pNode->exprToken.z, "now")) {
           return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);
         }
 
-- 
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