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[EPIC] A collection of support for metadata columns in ListingTable

PROPOSAL EPICA proposal being discussed that is not yet fully underwayA proposal being discussed that is not yet fully underway

Status: Open.

#20135 In apache/datafusion;

· alamb opened on Feb 3, 2026

<code>simplify_const_expr</code> does unnecessary recursive work

Status: Open.

#20134 In apache/datafusion;

· AdamGS opened on Feb 3, 2026

Add with_virtual_columns to ParquetSource for reading virtual columns

Status: Open.

#20132 In apache/datafusion;

· niebayes opened on Feb 3, 2026

Duplicate unqualified name error on unions

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#20123 In apache/datafusion;

· gabotechs opened on Feb 3, 2026

Reconsider equality of <code>ScalarValue</code>s for encoded types (REE/Dictionary)

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#20121 In apache/datafusion;

· Jefffrey opened on Feb 3, 2026

Unused unnested column is not pruned

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#20118 In apache/datafusion;

· simonvandel opened on Feb 2, 2026

Potential panic due to unchecked downcast in ListingTableFactory::create

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#20113 In apache/datafusion;

· vkverma9534 opened on Feb 2, 2026

FilterPushdown do not generate correct column index when merge FilterExec

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#20109 In apache/datafusion;

· haohuaijin opened on Feb 2, 2026

Andrew Lamb Weekly-ish Open Source plan - 2026-02-01

Status: Open.

#20108 In apache/datafusion;

· alamb opened on Feb 2, 2026

feat: unify <code>left</code> and <code>right</code> functions

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#20103 In apache/datafusion;

· theirix opened on Feb 1, 2026

default FileSource::supports_repartitioning to false

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#20096 In apache/datafusion;

· jayshrivastava opened on Jan 31, 2026

Add anchor links to individual config settings in Configuration Settings docs page

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#20094 In apache/datafusion;

· Omega359 opened on Jan 31, 2026