Xuzhengz opened a new issue, #5748:
URL: https://github.com/apache/seatunnel/issues/5748

   ### Search before asking
   
   - [X] I had searched in the 
[issues](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22bug%22)
 and found no similar issues.
   
   
   ### What happened
   
   读取mongodb二进制数据,仅仅30kb的图片数据,就已经超出达梦/oracle的二进制最大长度
   
   ### SeaTunnel Version
   
   2.3.3
   
   ### SeaTunnel Config
   
   ```conf
   {
     "env": {
       "execution.parallelism": "1",
       "job.mode": "STREAMING",
       "checkpoint.interval": "5000"
     },
     "source": [
       {
         "hosts": "172.16.8.205:37017,172.16.8.205:37018,172.16.8.205:37019",
         "password": "******",
         "connection.options": "authSource=cdc",
         "collection": [
           "cdc.test"
         ],
         "result_table_name": "test",
         "database": [
           "cdc"
         ],
         "plugin_name": "MongoDB-CDC",
         "username": "stuser",
         "schema": {
           "fields": {
             "_id": "STRING",
             "name": "STRING",
             "age": "DOUBLE",
             "sex": "STRING",
             "image": "BYTES"
           }
         }
       }
     ],
     "transform": [],
     "sink": [
       {
         "password": "******",
         "database": "CDC",
         "batch_size": 2000,
         "primary_keys": [
           "_id"
         ],
         "driver": "dm.jdbc.driver.DmDriver",
         "source_table_name": "test",
         "plugin_name": "Jdbc",
         "enable_upsert": true,
         "generate_sink_sql": true,
         "user": "SYSDBA",
         "url": "jdbc:dm://172.16.11.202:5236/CDC",
         "table": "mongo_cdc_demo_sink",
         "batch_interval_ms": 1000
       }
     ]
   }
   ```
   
   
   ### Running Command
   
   ```shell
   bin/seatunnel.sh -c demo.json
   ```
   
   
   ### Error Exception
   
   ```log
   Caused by: java.sql.BatchUpdateException: 数据大小已超过可支持范围
        at dm.jdbc.driver.DBError.throwBatchUpdateException(DBError.java:713)
        at dm.jdbc.b.a.a(DBAccess.java:874)
        at 
dm.jdbc.driver.DmdbPreparedStatement.do_executeLargeBatch(DmdbPreparedStatement.java:567)
        at 
dm.jdbc.driver.DmdbPreparedStatement.do_executeBatch(DmdbPreparedStatement.java:514)
        at 
dm.jdbc.driver.DmdbPreparedStatement.executeBatch(DmdbPreparedStatement.java:1518)
        at 
org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.FieldNamedPreparedStatement.executeBatch(FieldNamedPreparedStatement.java:533)
        at 
org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.SimpleBatchStatementExecutor.executeBatch(SimpleBatchStatementExecutor.java:51)
        at 
org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor.BufferReducedBatchStatementExecutor.executeBatch(BufferReducedBatchStatementExecutor.java:89)
        at 
org.apache.seatunnel.connectors.seatunnel.jdbc.internal.JdbcOutputFormat.attemptFlush(JdbcOutputFormat.java:165)
        at 
org.apache.seatunnel.connectors.seatunnel.jdbc.internal.JdbcOutputFormat.flush(JdbcOutputFormat.java:130)
        ... 18 more
   
        at 
org.apache.seatunnel.engine.client.job.ClientJobProxy.waitForJobComplete(ClientJobProxy.java:122)
        at 
org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:183)
        ... 2 more
   ```
   
   
   ### Zeta or Flink or Spark Version
   
   _No response_
   
   ### Java or Scala Version
   
   1.8
   
   ### Screenshots
   
   <img width="1243" alt="image" 
src="https://github.com/apache/seatunnel/assets/90698333/edc84ecf-bc36-4285-9cd8-8b0716618742";>
   <img width="677" alt="image" 
src="https://github.com/apache/seatunnel/assets/90698333/ef328bd3-9b79-4415-9bdf-33e8714f6797";>
   <img width="535" alt="image" 
src="https://github.com/apache/seatunnel/assets/90698333/a6efc63d-e186-4d3a-a10c-2b87cd5bfed2";>
   
   
   ### Are you willing to submit PR?
   
   - [X] Yes I am willing to submit a PR!
   
   ### Code of Conduct
   
   - [X] I agree to follow this project's [Code of 
Conduct](https://www.apache.org/foundation/policies/conduct)
   


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