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TUI: task for stage should be scrollable

enhancementNew feature or requestNew feature or request

Status: Open.

#1724 In apache/datafusion-ballista;

· milenkovicm opened on May 18, 2026

KEDA scaler pending_jobs metric appears insufficient for scaling due to rapid task assignment by scheduler

Status: Open.

#1701 In apache/datafusion-ballista;

· SNagarajan2243 opened on May 14, 2026

Release Ballista 53

Status: Open.

#1690 In apache/datafusion-ballista;

· milenkovicm opened on May 11, 2026

Extend ColocatedJoinRule and BroadcastSmallSideRule to SortMergeJoinExec

Status: Open.

#1679 In apache/datafusion-ballista;

· wirybeaver opened on May 11, 2026

Pinot-style colocated-join optimizer for hash-bucketed tables

Status: Open.

#1677 In apache/datafusion-ballista;

· wirybeaver opened on May 11, 2026

Add web version of the TUI app

Status: Open.

#1660 In apache/datafusion-ballista;

· martin-g opened on May 6, 2026

TPC-H Q2 parallelism bottleneck: hash partitioning on low-cardinality keys causes severe data skew

Status: Open.

#1643 In apache/datafusion-ballista;

· andygrove opened on May 1, 2026

Update benchmark results in README

enhancementNew feature or requestNew feature or request

Status: Open.

#1630 In apache/datafusion-ballista;

· andygrove opened on Apr 30, 2026

feat: make it user configurable to display plans as tree renderer

enhancementNew feature or requestNew feature or request

good first issueGood for newcomersGood for newcomers

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#1627 In apache/datafusion-ballista;

· milenkovicm opened on Apr 30, 2026

Small files problem.

Status: Open.

#1617 In apache/datafusion-ballista;

· xunxunmimi5577 opened on Apr 29, 2026

Add installation instructions to Python user guide

enhancementNew feature or requestNew feature or request

Status: Open.

#1609 In apache/datafusion-ballista;

· andygrove opened on Apr 28, 2026

Configuration guide should be generated from code

documentationImprovements or additions to documentationImprovements or additions to documentation

enhancementNew feature or requestNew feature or request

Status: Open.

#1599 In apache/datafusion-ballista;

· andygrove opened on Apr 27, 2026