diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index c52ff8782e20ac504383474793d9be85c98f114a..dac90f6fac6bcf1ed3c74b8ffea7df2dfeb32071 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -3705,6 +3705,10 @@ int32_t validateGroupbyNode(SQueryInfo* pQueryInfo, SArray* pList, SSqlCmd* pCmd
 
     SStrToken token = {pVar->nLen, pVar->nType, pVar->pz};
 
+    if (pVar->nType != TSDB_DATA_TYPE_BINARY){
+      return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);
+    }
+
     SColumnIndex index = COLUMN_INDEX_INITIALIZER;
     if (getColumnIndexByName(&token, pQueryInfo, &index, tscGetErrorMsgPayload(pCmd)) != TSDB_CODE_SUCCESS) {
       return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);