implement target max file size for delta lake

[homar]

Description

Is this change a fix, improvement, new feature, refactoring, or other?

improvement

Is this a change to the core query engine, a connector, client library, or the SPI interfaces? (be specific)

delta lake connector

How would you describe this change to a non-technical end user or system administrator?

It allows you to control maximum size of the result file(to some extent)

Related issues, pull requests, and links

Documentation

( ) No documentation is needed.
(x) Sufficient documentation is included in this PR.
( ) Documentation PR is available with #prnumber.
( ) Documentation issue #issuenumber is filed, and can be handled later.

Release notes

( ) No release notes entries required.
( ) Release notes entries required with the following suggested text:

# Delta Lake
* Limit maximum file size to 1 GB by default. The limit is not exact and is performed best effort.
  The limit can be set with the `target_max_file_size` session property, or the `target-max-file-size` configuration property. ({issue}`12820`)

[ebyhr]

Looks good except for minor comments.

[ebyhr]

Merged, thanks!