[Feature] Improve the parallelism of Flink database compression commit operators

[zhourui999]

Search before asking

• [X] I searched in the issues and found nothing similar.

Motivation

The parallelism of the commit operator in the current Flink database compression is 1, which is relatively inefficient

Solution

I think we can improve the parallelism of the commit operator by shuffling by table

Anything else?

No response

Are you willing to submit a PR?

• [ ] I'm willing to submit a PR!