PreferDistinct: faster and fairer - #148

Draft

jerbaroo wants to merge 26 commits into

jerbaroo-prefer-distinct-ranks-submissions

Commits on Jul 16, 2026

SQL: Prevent duplicated binds
ReinierMaas
committed
3084e9b
SQL: Filter already reserved chunks from `Chunk` selection
ReinierMaas
committed
ae678e9
fixup! SQL: Filter already reserved chunks from `Chunk` selection
ReinierMaas
committed
2addea0

Commits on Jul 17, 2026

SQL: Order by ascending metadata counts, null first
ReinierMaas
committed
d9aedfb
SQL: Prevent duplicate `metadata_value` for `(submission_id, metadata_key)` in `submissions_metadata`
ReinierMaas
committed
0baada3
fixup! SQL: Order by ascending metadata counts, null first
ReinierMaas
committed
1f52f24

Commits on Jul 21, 2026

Add benchmark
jerbaroo
committed
211080d
fixup! Add benchmark
jerbaroo
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a704437
fixup! Add benchmark
jerbaroo
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1e8a08e
fixup! Add benchmark
jerbaroo
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04f6115
Prefer distinct strategy searches submissions (not counts)
jerbaroo
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6a5b819
Test fairness of the prefer distinct strategy
jerbaroo
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bf97013
fixup! Prefer distinct strategy searches submissions (not counts)
jerbaroo
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9eaeb99
Add random_order to submissions
jerbaroo
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8786708
fixup! Add benchmark
jerbaroo
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e2d91d2
fixup! Add random_order to submissions
jerbaroo
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9b7c26d
fixup! Add benchmark
jerbaroo
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d4009f6

Commits on Jul 22, 2026

Commits on Jul 23, 2026

fixup! Test fairness of the prefer distinct strategy
jerbaroo
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6e21a62
Avoid duplicate materialization
jerbaroo
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d05a9ab
Avoid duplicate FFI calls for the same value
jerbaroo
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b00a12f
better benchmark
jerbaroo
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073e7c1

Commits on Jul 29, 2026

Add image
jerbaroo
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1934044