[Bug] 将session.execute_query_statement查询结果转成dataframe后to_csv，数据不全

### Search before asking

- [X] I searched in the [issues](https://github.com/apache/iotdb/issues) and found nothing similar.

### Version

记不清了

### Describe the bug and provide the minimal reproduce step

[Bug] 将session.execute_query_statement查询结果转成dataframe后to_csv，csv有4G+，但csv中的数据不全，看起来像是被截断了。

### What did you expect to see?

数据完整导出

### What did you see instead?

导出的文件中只有部分数据

### Anything else?

_No response_

### Are you willing to submit a PR?

- [ ] I'm willing to submit a PR!

Start by reproducing the session.execute_query_statement to dataframe to to_csv workflow with a large result, and compare the query results with the exported CSV. The issue is resolved when the CSV contains the complete dataset rather than only part of it.

Written by the indexing model from the issue text.