[TD-11222]<feature>: Histogram function

34aba6b5 · Ganlin Zhao · b4f4ce9e · 34aba6b5
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src/client/src/tscSQLParser.c src/client/src/tscSQLParser.c +1 -1

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--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -3372,7 +3372,7 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
      }
      tVariant *pVariant = &pParamElem[1].pNode->value;
-      if (pVariant == NULL && pVariant->nType != TSDB_DATA_TYPE_BINARY) {
+      if (pVariant == NULL || pVariant->nType != TSDB_DATA_TYPE_BINARY) {
        return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);
      }