diff --git a/backend/src/main/java/io/dataease/service/dataset/ExtractDataService.java b/backend/src/main/java/io/dataease/service/dataset/ExtractDataService.java
index 2c6bf2b7ec..1ec769d7eb 100644
--- a/backend/src/main/java/io/dataease/service/dataset/ExtractDataService.java
+++ b/backend/src/main/java/io/dataease/service/dataset/ExtractDataService.java
@@ -186,6 +186,7 @@ public class ExtractDataService {
         DatasetTableExample example = new DatasetTableExample();
         example.createCriteria().andIdEqualTo(datasetTable.getId());
         datasetTableMapper.selectByExample(example);
+        example.clear();
         example.createCriteria().andIdEqualTo(datasetTable.getId()).andSyncStatusNotEqualTo(JobStatus.Underway.name());
         return datasetTableMapper.updateByExampleSelective(datasetTable, example) == 0;
     }