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Feature: Add metadata-only replace API to Table for REPLACE snapshot operations

Status: Open.

#3130 In apache/iceberg-python;

· qzyu999 opened on Mar 9, 2026

Upsert with 1M rows extremely slow due to <code>create_match_filter</code> and <code>txn.delete()</code> performance

Status: Open.

#3129 In apache/iceberg-python;

· ayushk7102 opened on Mar 9, 2026

Add option to pass storage config to polars lazy read

Status: Open.

#3128 In apache/iceberg-python;

· johannesq23 opened on Mar 9, 2026

Bug: ns-precision timestamp with non-UTC timezone silently drops timezone

Status: Open.

#3127 In apache/iceberg-python;

· nssalian opened on Mar 9, 2026

FR: Support and provide prebuilt Python 3.14 and 3.14 free-threaded wheels

Status: Open.

#3123 In apache/iceberg-python;

· yilei opened on Mar 5, 2026

The upload ID may be invalid, or the upload may have been aborted or completed.

Status: Open.

#3117 In apache/iceberg-python;

· Zevrap-81 opened on Mar 3, 2026

Inconsistency in arguments to parquet_metadata parameter of data_file_statistics_from_parquet_metadata() in iceberg-python/pyiceberg/io/pyarrow.py

Status: Open.

#3108 In apache/iceberg-python;

· yashad-margaj opened on Feb 27, 2026

Upsert fails after update_schema().union_by_name() due to schema mismatch

Status: Open.

#3105 In apache/iceberg-python;

· Saamu192 opened on Feb 26, 2026

Expression constructors are not mypy-compatible without the pydantic plugin

Status: Open.

#3101 In apache/iceberg-python;

· robreeves opened on Feb 26, 2026

File Format API for PyIceberg

Status: Open.

#3100 In apache/iceberg-python;

· nssalian opened on Feb 25, 2026

v3 - write_default=None when coulmn default_value =None and when default_value is not set at all

Status: Open.

#3084 In apache/iceberg-python;

· shiramax opened on Feb 23, 2026

Databricks Iceberg REST catalog doesn't support multiple snapshots per transaction

Status: Open.

#3076 In apache/iceberg-python;

· lukas-flower opened on Feb 21, 2026