Table widget: default selected row, 0th

app/client/src/mockResponses/WidgetConfigResponse.tsx

@@ -174,6 +174,7 @@ const WidgetConfigResponse: WidgetConfigReducerState = {
     TABLE_WIDGET: {
       rows: 7 * GRID_DENSITY_MIGRATION_V1,
       columns: 9 * GRID_DENSITY_MIGRATION_V1,
+      defaultSelectedRow: "0",
       label: "Data",
       widgetName: "Table",
       searchKey: "",

app/client/src/utils/WidgetPropsUtils.tsx

@@ -819,6 +819,11 @@ const transformDSL = (currentDSL: ContainerWidgetProps<WidgetProps>) => {
 
   if (currentDSL.version === 31) {
     currentDSL = migrateIsDisabledToButtonColumn(currentDSL);
+    currentDSL.version = 31;
+  }
+
+  if (currentDSL.version === 31) {
+    currentDSL = migrateTableDefaultSelectedRow(currentDSL);
     currentDSL.version = LATEST_PAGE_VERSION;
   }
 
@@ -851,6 +856,20 @@ const addIsDisabledToButtonColumn = (
   return currentDSL;
 };
 
+export const migrateTableDefaultSelectedRow = (
+  currentDSL: ContainerWidgetProps<WidgetProps>,
+) => {
+  if (currentDSL.type === WidgetTypes.TABLE_WIDGET) {
+    if (!currentDSL.defaultSelectedRow) currentDSL.defaultSelectedRow = "0";
+  }
+  if (currentDSL.children && currentDSL.children.length) {
+    currentDSL.children = currentDSL.children.map((child) =>
+      migrateTableDefaultSelectedRow(child),
+    );
+  }
+  return currentDSL;
+};
+
 const migrateIsDisabledToButtonColumn = (
   currentDSL: ContainerWidgetProps<WidgetProps>,
 ) => {

app/client/src/widgets/TableWidget/TableWidgetConstants.ts

@@ -14,7 +14,7 @@ export interface TableWidgetProps extends WidgetProps, WithMeta, TableStyles {
   label: string;
   searchText: string;
   defaultSearchText: string;
-  defaultSelectedRow?: number | number[];
+  defaultSelectedRow?: number | number[] | string;
   tableData: Array<Record<string, unknown>>;
   onPageChange?: string;
   pageSize: number;