feat: support iceberg read/write

[mfatihaktas]

Description of changes

Explorative PR towards addressing https://github.com/ibis-project/ibis/issues/7712.

This draft PR

• Aims to bring more clarity to the concerns raised in https://github.com/ibis-project/ibis/issues/7712#issuecomment-1850331739.
• Implements ibis.read_iceberg() by
  • Fetching the files that constitute the Iceberg table one by one.
  • Registering the table into the default backend through an RecordBatchReader.
• Implements table.to_iceberg() by
  • Writing into the Iceberg table through RecordBatch's.

pyiceberg dependency

Notice the following change in environment.yml

- pip:
     - git+https://github.com/apache/iceberg-python.git@main

This is because write support in pyiceberg is merged into main but not released yet:

• https://github.com/apache/iceberg-python/pull/41
• https://github.com/apache/iceberg-python/issues/23

Looks like the next release is on the way:

• [DISCUSS] PyIceberg 0.6.0 release

Issues closed