feat(parquet): row-group morselization for sibling FileStream stealing#21766

Closed

Dandandan wants to merge 8 commits into

apache:mainfrom

Dandandan:row-group-morselization

Commits on Apr 21, 2026

feat(parquet): row-group morselization for sibling FileStream stealing

Dandandan
and
claude
committed
refactor(parquet): donor finalizes pruning; stealers go to BuildStream directly

Dandandan
and
claude
committed
cleanup: trim dead code and redundant comments from row-group split path

Dandandan
and
claude
committed
perf(parquet): build row-filter candidates once per file, share to stealers

Dandandan
and
claude
committed
perf(parquet): cache projection read plan + output schema once per scan

Dandandan
and
claude
committed
chore: drop narrating comment above read_plan cache build

Dandandan
and
claude
committed

Commits on Apr 22, 2026