Write variable bit-width keys for Parquet dictionary encoded pages - #22279

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rapids-bot[bot] merged 45 commits into

NVIDIA:mainfrom

mhaseeb123:fea/pq-dict-encode-optimize

May 15, 2026

Commits on Apr 22, 2026

Phase 0
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OPT: assign parquet dict_ids in first-appearance order (#13995)
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Commits on Apr 23, 2026

OPT: per-page variable bit-width RLE for parquet dict indices (#13995)
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Update benchmark
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Merge branch 'main' into fea/pq-dict-encode-optimize
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Improve tests
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Minor
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Commits on Apr 27, 2026

Minor
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Commits on Apr 28, 2026

Humanize phase 1
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Clean up
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humanize gtest
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Cleanup
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Cleanup
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Cleanup
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Humanize phase 2
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Merge branch 'main' into fea/pq-dict-encode-optimize
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Style fix
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Humanize phase 3
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Add todo
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Minor
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Style again
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Copilot's comments
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Minor
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Minor
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Apply suggestion from @mhaseeb123
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Use freq instead of hot to match with rare
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Merge branch 'main' into fea/pq-dict-encode-optimize
mhaseeb123
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6da2c43

Commits on May 6, 2026

Commits on May 7, 2026

Modify benchmark to use string type
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Widen PageFragment::num_rows field to int32
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Add comment
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style
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Merge branch 'main' into fea/pq-dict-encode-optimize
mhaseeb123
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7cc001c

Commits on May 8, 2026

Commits on May 11, 2026

Minor
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93a0b69
Merge branch 'main' into fea/pq-dict-encode-optimize
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1ceaaef
Merge branch 'main' into fea/pq-dict-encode-optimize
mhaseeb123
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91a266f

Commits on May 14, 2026

Merge branch 'main' into fea/pq-dict-encode-optimize
mhaseeb123
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d2b1028

Commits on May 15, 2026

Merge branch 'main' into fea/pq-dict-encode-optimize
mhaseeb123
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e84a14f