diff --git a/win_text_editor/lib/modules/data_compare/controllers/data_compare_controller.dart b/win_text_editor/lib/modules/data_compare/controllers/data_compare_controller.dart
index 7bda91c..177cb26 100644
--- a/win_text_editor/lib/modules/data_compare/controllers/data_compare_controller.dart
+++ b/win_text_editor/lib/modules/data_compare/controllers/data_compare_controller.dart
@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:win_text_editor/framework/controllers/logger.dart';
 import 'package:win_text_editor/shared/base/base_content_controller.dart';
 import 'package:syncfusion_flutter_datagrid/datagrid.dart';
 
@@ -13,53 +14,56 @@ class DataCompareController extends BaseContentController {
     dataSource = DataCompareDataSource(this);
   }
 
-  void importLeftTable(String csvContent) {
-    final lines = csvContent.split('\n');
-    if (lines.isEmpty) return;
-
-    // Parse headers (skip first column which is for serial number)
-    leftColumns = lines[0].split(',').skip(1).toList();
-
-    // Parse data
-    leftData = [];
-    for (int i = 1; i < lines.length; i++) {
-      if (lines[i].trim().isEmpty) continue;
-      final values = lines[i].split(',');
-      final row = {'serial': i.toString(), 'key': values[0]};
-      for (int j = 0; j < leftColumns.length; j++) {
-        row[leftColumns[j]] = j + 1 < values.length ? values[j + 1] : '';
-      }
-      leftData.add(row);
-    }
+  Future<void> importCsv(bool isLeftTable, String csvContent) async {
+    try {
+      // 1. 确定分隔符
+      final lines = csvContent.split('\n');
+      if (lines.isEmpty) return;
 
-    _compareData();
-    notifyListeners();
-  }
+      String delimiter = lines[0].contains(',') ? ',' : '\t';
+
+      // 2. 解析列标题（从第一行第二列开始）
+      final headers = lines[0].split(delimiter).skip(1).toList();
+
+      // 3. 解析数据
+      List<Map<String, dynamic>> data = [];
+      for (int i = 1; i < lines.length; i++) {
+        if (lines[i].trim().isEmpty) continue;
+
+        final values = lines[i].split(delimiter);
+        if (values.length < 1) continue;
 
-  void importRightTable(String csvContent) {
-    final lines = csvContent.split('\n');
-    if (lines.isEmpty) return;
-
-    // Parse headers (skip first column which is for serial number)
-    rightColumns = lines[0].split(',').skip(1).toList();
-
-    // Parse data
-    rightData = [];
-    for (int i = 1; i < lines.length; i++) {
-      if (lines[i].trim().isEmpty) continue;
-      final values = lines[i].split(',');
-      final row = {'serial': i.toString(), 'key': values[0]};
-      for (int j = 0; j < rightColumns.length; j++) {
-        row[rightColumns[j]] = j + 1 < values.length ? values[j + 1] : '';
+        // 创建行数据：序号、主键和各列值
+        final row = {
+          'serial': i.toString(), // 序号
+          'key': values[0], // 主键（第一列）
+        };
+
+        // 填充各列数据
+        for (int j = 0; j < headers.length; j++) {
+          row[headers[j]] = (j + 1 < values.length) ? values[j + 1] : '';
+        }
+
+        data.add(row);
       }
-      rightData.add(row);
-    }
 
-    _compareData();
-    notifyListeners();
+      if (isLeftTable) {
+        leftColumns = headers;
+        leftData = data;
+      } else {
+        rightColumns = headers;
+        rightData = data;
+      }
+
+      compareData();
+      notifyListeners();
+    } catch (e) {
+      Logger().error('${isLeftTable ? '左表' : '右表'}数据导入失败: $e');
+      rethrow;
+    }
   }
 
-  void _compareData() {
+  void compareData() {
     // Implement comparison logic here
     // This would update the comparison status for each row
     dataSource.updateData(leftData, rightData);
diff --git a/win_text_editor/lib/modules/data_compare/widgets/data_compare_view.dart b/win_text_editor/lib/modules/data_compare/widgets/data_compare_view.dart
index dd6b454..5debfb1 100644
--- a/win_text_editor/lib/modules/data_compare/widgets/data_compare_view.dart
+++ b/win_text_editor/lib/modules/data_compare/widgets/data_compare_view.dart
@@ -1,8 +1,11 @@
+import 'dart:io';
+
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:provider/provider.dart';
 import 'package:syncfusion_flutter_datagrid/datagrid.dart';
+import 'package:win_text_editor/framework/controllers/logger.dart';
 import 'package:win_text_editor/framework/controllers/tab_items_controller.dart';
 import 'package:win_text_editor/modules/data_compare/controllers/data_compare_controller.dart';
 import 'data_compare_grid.dart'; // 新增导入
@@ -57,14 +60,12 @@ class _DataCompareViewState extends State<DataCompareView> {
       );
 
       if (result != null) {
-        final file = result.files.single;
-        final content = await rootBundle.loadString(file.path!);
-        _controller.importLeftTable(content);
+        final file = File(result.files.single.path!);
+        final content = await file.readAsString();
+        await _controller.importCsv(true, content);
       }
     } catch (e) {
-      ScaffoldMessenger.of(
-        context,
-      ).showSnackBar(SnackBar(content: Text('Failed to import left table: $e')));
+      Logger().error('左表导入失败: ${e.toString()}');
     }
   }
 
@@ -76,14 +77,12 @@ class _DataCompareViewState extends State<DataCompareView> {
       );
 
       if (result != null) {
-        final file = result.files.single;
-        final content = await rootBundle.loadString(file.path!);
-        _controller.importRightTable(content);
+        final file = File(result.files.single.path!);
+        final content = await file.readAsString();
+        await _controller.importCsv(false, content);
       }
     } catch (e) {
-      ScaffoldMessenger.of(
-        context,
-      ).showSnackBar(SnackBar(content: Text('Failed to import right table: $e')));
+      Logger().error('右表导入失败: ${e.toString()}');
     }
   }