Table Designer - Save Changes feature and Editor related features (#17335)

* table designer add/remove row support

* save changes and editor support

* address comments

* fix build error

* including missing change

* lower case request name

src/sql/workbench/api/common/extHostDataProtocol.ts

@@ -900,6 +900,10 @@ export class ExtHostDataProtocol extends ExtHostDataProtocolShape {
 		return this._resolveProvider<azdata.designers.TableDesignerProvider>(handle).processTableEdit(table, data, edit);
 	}
 
+	public override $saveTable(handle, table: azdata.designers.TableInfo, data: azdata.designers.DesignerData): Thenable<void> {
+		return this._resolveProvider<azdata.designers.TableDesignerProvider>(handle).saveTable(table, data);
+	}
+
 	public override $openTableDesigner(providerId: string, tableInfo: azdata.designers.TableInfo): Promise<void> {
 		this._proxy.$openTableDesigner(providerId, tableInfo);
 		return Promise.resolve();

src/sql/workbench/api/common/sqlExtHost.protocol.ts

@@ -537,6 +537,11 @@ export abstract class ExtHostDataProtocolShape {
 	 */
 	$processTableDesignerEdit(handle, table: azdata.designers.TableInfo, data: azdata.designers.DesignerData, edit: azdata.designers.DesignerEdit): Thenable<azdata.designers.DesignerEditResult> { throw ni(); }
 
+	/**
+	 * Process the table edit.
+	 */
+	$saveTable(handle, table: azdata.designers.TableInfo, data: azdata.designers.DesignerData): Thenable<void> { throw ni(); }
+
 	/**
 	 * Open a new instance of table designer.
 	 */

src/sql/workbench/api/common/sqlExtHostTypes.ts

@@ -921,7 +921,8 @@ export namespace designers {
 		Type = 'type',
 		AllowNulls = 'allowNulls',
 		DefaultValue = 'defaultValue',
-		Length = 'length'
+		Length = 'length',
+		IsPrimaryKey = 'isPrimaryKey'
 	}
 
 	export enum DesignerEditType {