fix: empty data

Author: astandrik

src/components/QueryResultTable/QueryResultTable.tsx

@@ -49,8 +49,8 @@ const prepareTypedColumns = (columns: ColumnType[], data?: KeyValueRow[]) => {
     });
 };
 
-const prepareGenericColumns = (data: KeyValueRow[]) => {
-    if (!data.length) {
+const prepareGenericColumns = (data?: KeyValueRow[]) => {
+    if (!data?.length) {
         return [];
     }
 
@@ -83,9 +83,6 @@ export const QueryResultTable = (props: QueryResultTableProps) => {
     const {columns: rawColumns, data, ...restProps} = props;
 
     const columns = React.useMemo(() => {
-        if (!data?.length) {
-            return [];
-        }
         return rawColumns ? prepareTypedColumns(rawColumns, data) : prepareGenericColumns(data);
     }, [data, rawColumns]);