"[TD-11220]<feature>(query): time related functions"

e39296f8 · Ganlin Zhao · fbe64b78 · e39296f8
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src/common/src/texpr.c src/common/src/texpr.c +2 -1

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--- a/src/common/src/texpr.c
+++ b/src/common/src/texpr.c
@@ -1457,7 +1457,8 @@ int32_t exprValidateTimeNode(char *msgbuf, tExprNode *pExpr) {
      }

      //time unit
-      if (child1->nodeType != TSQL_NODE_VALUE &&
+      if (child1->nodeType != TSQL_NODE_VALUE ||
+          child1->resultType != TSDB_DATA_TYPE_TIMESTAMP ||
          child1->pVal->nType != TSDB_DATA_TYPE_TIMESTAMP) {
        return TSDB_CODE_TSC_INVALID_OPERATION;
      }