更新：将两个SwingWorker合并，将注释掉的代码和多余的逻辑删除

designer-base/src/main/java/com/fr/design/data/tabledata/wrapper/StoreProcedureDataWrapper.java

@@ -169,16 +169,6 @@ public final class StoreProcedureDataWrapper implements TableDataWrapper {
 	 */
     public void previewData(final int previewModel) {
         this.previewModel = previewModel;
-        new SwingWorker() {
-
-            protected Object doInBackground() throws Exception {
-                loadingBar.close();
-                PreviewTablePane.resetPreviewTable();
-                // REPORT-40822 这里的dialog是个空界面，这里设置成可见之后，后面又会设置成不可见，造成闪屏
-                //dialog.setVisible(true);
-                return null;
-            }
-        }.execute();
         connectionBar = new AutoProgressBar(dialog, Toolkit.i18nText("Fine-Design_Basic_Utils_Now_Create_Connection"), "", 0, 100) {
             public void doMonitorCanceled() {
                 connectionBar.close();
@@ -191,12 +181,12 @@ public final class StoreProcedureDataWrapper implements TableDataWrapper {
     private void setWorker() {
         worker = new SwingWorker<Void, Void>() {
             protected Void doInBackground() throws Exception {
+                loadingBar.close();
+                PreviewTablePane.resetPreviewTable();
                 connectionBar.start();
                 boolean status = DataOperator.getInstance().testConnection(((StoreProcedure) getTableData()).getDatabaseConnection());
                 if (!status) {
                     connectionBar.close();
-                    // bug 61345 预览失败时，关闭窗口
-                    dialog.setVisible(false);
                     throw new Exception(Toolkit.i18nText("Fine-Design_Basic_Database_Connection_Failed"));
                 }
                 connectionBar.close();
@@ -209,7 +199,6 @@ public final class StoreProcedureDataWrapper implements TableDataWrapper {
                 try {
                     get();
                     loadingBar.close();
-                    dialog.setVisible(false);
                     switch (previewModel) {
                         case StoreProcedureDataWrapper.PREVIEW_ALL:
                             PreviewTablePane.previewStoreDataWithAllDs(dataModels);