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

[guomq1]

Search before asking

• I searched in the 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!

[github-actions]

Hi, this is your first issue in IoTDB project. Thanks for your report. Welcome to join the community!

[CritasWang]

建议排查下dataframe 的限制。或者使用 export-data.sh

可以在读取结果的地方增加计数。看是否都读取成功。