bugfix: when use Statement.executeBatch() api can not generate after …

changes/en-us/develop.md

@@ -8,6 +8,7 @@ Add changes here for all PR submitted to the develop branch.
 
 ### bugfix:
 - [[#4817](https://github.com/seata/seata/pull/4817)] fix in high version springboot property not Standard
+- [[#4838](https://github.com/seata/seata/pull/4838)] fix when use Statement.executeBatch() can not generate undo log
 
 ### optimize:
 - [[#4774](https://github.com/seata/seata/pull/4774)] optimize mysql8 dependencies for seataio/seata-server image

changes/zh-cn/develop.md

@@ -8,6 +8,7 @@
 
 ### bugfix：
 - [[#4817](https://github.com/seata/seata/pull/4817)] 修复高版本springboot配置不标准的问题
+- [[#4838](https://github.com/seata/seata/pull/4838)] 修复使用 Statement.executeBatch() 时无法生成undo log 的问题
 
 ### optimize：
 - [[#4774](https://github.com/seata/seata/pull/4774)] 优化 seataio/seata-server 镜像中的 mysql8 依赖

rm-datasource/src/main/java/io/seata/rm/datasource/exec/AbstractDMLBaseExecutor.java

@@ -98,11 +98,8 @@ protected T executeAutoCommitFalse(Object[] args) throws Exception {
         }
         TableRecords beforeImage = beforeImage();
         T result = statementCallback.execute(statementProxy.getTargetStatement(), args);
-        int updateCount = statementProxy.getUpdateCount();
-        if (updateCount > 0) {
-            TableRecords afterImage = afterImage(beforeImage);
-            prepareUndoLog(beforeImage, afterImage);
-        }
+        TableRecords afterImage = afterImage(beforeImage);
+        prepareUndoLog(beforeImage, afterImage);
         return result;
     }
 

rm-datasource/src/test/java/io/seata/rm/datasource/exec/AbstractDMLBaseExecutorTest.java

@@ -142,6 +142,8 @@ public void testExecuteAutoCommitFalse() throws Exception {
         Mockito.when(executor.getDbType()).thenReturn(JdbcConstants.ORACLE);
         Mockito.doReturn(tableMeta).when(executor).getTableMeta();
         Mockito.when(tableMeta.getPrimaryKeyOnlyName()).thenReturn(Collections.singletonList("id"));
+        TableRecords tableRecords = Mockito.mock(TableRecords.class);
+        Mockito.doReturn(tableRecords).when(executor).afterImage(Mockito.any());
         Assertions.assertNull(executor.executeAutoCommitFalse(null));
     }