Iceberg 1.13.0

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Spark 4.1: Implement SupportsReportOrdering DSv2 API

spark

Status: Draft (not ready).

apache/icebergnumber 16750

#16750In apache/iceberg;

· anuragmantri opened on Jun 10, 2026

Core, Spark 4.1: Add K-way merge rewrite strategy for pre-sorted data files

API

core

spark

Status: Open (in progress).

apache/icebergnumber 16305

#16305In apache/iceberg;

· anuragmantri opened on May 12, 2026

Spark 4.1: Add MergingSortedRowDataReader for k-way merge of sorted files

core

spark

Status: Open (in progress).

apache/icebergnumber 14948

#14948In apache/iceberg;

· anuragmantri opened on Dec 31, 2025

Core: Fix partition info display in RewritePositionDeleteFilesSparkAction

core

not-stale

spark

Status: Open (in progress).

apache/icebergnumber 15175

#15175In apache/iceberg;

· manuzhang opened on Jan 29, 2026

Parquet, Spark, Flink: partial and multi column variant tests

flink

parquet

spark

Status: Open (in progress).

apache/icebergnumber 17553

#17553In apache/iceberg;

· nssalian opened on Aug 8, 2026