Fokko Driesprong

# Rationale for this change Testing out to use Iceberg Rust for all of the transforms. I think we have some rounding error in https://github.com/apache/iceberg-rust/pull/1128/ # Are these changes tested?...

### Feature Request / Improvement Blocked by https://github.com/apache/iceberg-python/pull/1770

### Feature Request / Improvement I think we should wait until this gets added to Arrow: https://github.com/apache/arrow/issues/45522

### Feature Request / Improvement When PyIceberg rewrites manifests, it needs to be aware of the row-lineage and materialize the column in the data file.

### Feature Request / Improvement The VariantType is a semi-structured type that's part of V3. - Hopefully, the Parquet format will be released soon: https://lists.apache.org/thread/mr8krzdy8qslhhy5zbll53fd2hy6cpwg - Once that's in, I'll...

Support writing V3 tables

2

### Feature Request / Improvement Support writing V3 tables

Deprecate `source-id` in favor of `source-ids`

1

### Feature Request / Improvement [Iceberg V3](https://iceberg.apache.org/spec/?column-projection#version-3) introduces multi-column transforms that take more than one column as the input. For PyIceberg it would be good to deprecate `source-id` on both...

Check write snapshot compatibility

6

### Feature Request / Improvement Java and Python have a different approach here. I don't have all the historical context, but prior to Iceberg V2 tables, there was no such...

Support producing positional deletes

1

### Apache Iceberg version None ### Please describe the bug 🐞 I think it would be great to add support for positional deletes for V2. With Java a lot of...