From fffcab686072eb3e8a7b16d31b140ad25209695a Mon Sep 17 00:00:00 2001
From: Ganlin Zhao <ganlinzhao@hotmail.com>
Date: Tue, 8 Feb 2022 14:29:41 +0800
Subject: [PATCH] [TD-11220]<feature>(query): time related functions

---
 src/common/src/texpr.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/common/src/texpr.c b/src/common/src/texpr.c
index b5ed3e0bf9..03e2b8d368 100644
--- a/src/common/src/texpr.c
+++ b/src/common/src/texpr.c
@@ -1443,6 +1443,7 @@ int32_t exprValidateTimeNode(char *msgbuf, tExprNode *pExpr) {
             child[i]->resultType != TSDB_DATA_TYPE_NCHAR) {
           return TSDB_CODE_TSC_INVALID_OPERATION;
         }
+
         if (child[i]->nodeType == TSQL_NODE_VALUE) { /* datetime format or epoch */
           if (child[i]->pVal->nType != TSDB_DATA_TYPE_BIGINT &&
               child[i]->pVal->nType != TSDB_DATA_TYPE_BINARY &&
@@ -1467,12 +1468,8 @@ int32_t exprValidateTimeNode(char *msgbuf, tExprNode *pExpr) {
         } else {
           return TSDB_CODE_TSC_INVALID_OPERATION;
         }
-
-        if (child[i]->nodeType != TSQL_NODE_VALUE &&
-            child[i]->pVal->nType != TSDB_DATA_TYPE_TIMESTAMP) {
-          return TSDB_CODE_TSC_INVALID_OPERATION;
-        }
       }
+
       //time unit
       if (pExpr->_func.numChildren == 3) {
         if (child[2]->nodeType != TSQL_NODE_VALUE &&
-- 
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