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Epic: consume Substrait spec test-case (.test) files — parse, map, and run conformance cases

enhancementNew feature or requestNew feature or request

Status: Open.

#213 In substrait-io/substrait-python;

· nielspardon opened on Jul 13, 2026

Native DataFrame: revisit lazy vs. eager evaluation for eager error reporting

Status: Open.

#212 In substrait-io/substrait-python;

· nielspardon opened on Jul 13, 2026

Native DataFrame + builders: CTEs / shared subplans (ReferenceRel) with in-band subtrees

Status: Open.

#211 In substrait-io/substrait-python;

· nielspardon opened on Jul 13, 2026

Update to Substrait v0.97.0

Status: Open.

#210 In substrait-io/substrait-python;

· substrait-project-bot opened on Jul 12, 2026

De-duplicate small helpers in substrait.api (extension merge, sort direction, multi-URN lookup, alias)

Status: Open.

#208 In substrait-io/substrait-python;

· nielspardon opened on Jul 9, 2026

Plan builder does O(N²) schema re-inference and extension re-merging across verb chains

Status: Open.

#207 In substrait-io/substrait-python;

· nielspardon opened on Jul 9, 2026

Scope extension-relation schema derivers to the ExtensionRegistry instead of a process-global

Status: Open.

#206 In substrait-io/substrait-python;

· nielspardon opened on Jul 9, 2026

Update to Substrait v0.96.0

Status: Open.

#205 In substrait-io/substrait-python;

· substrait-project-bot opened on Jul 5, 2026

Update to Substrait v0.91.0

Status: Open.

#190 In substrait-io/substrait-python;

· nielspardon opened on Jun 17, 2026

Update to Substrait v0.89.0

Status: Open.

#188 In substrait-io/substrait-python;

· nielspardon opened on Jun 17, 2026

add new Plan.ExecutionBehavior

Status: Open.

#185 In substrait-io/substrait-python;

· nielspardon opened on Jun 17, 2026

interval_day type without precision parameter causes error in derivation expression evaluation

Status: Open.

#177 In substrait-io/substrait-python;

· thgschwind opened on Jun 16, 2026