[WIP] perf(core): Add a new mutation pipeline for per predicate runners#9467

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ghost wants to merge 17 commits intomainfrom

harshil-goel/mutation-pipeline

Commits on May 5, 2026

feat(mutations): add per-predicate mutation pipeline

committed
chore(posting): strip debug fmt.Println from hot paths

matthewmcneely
and
claude
committed
chore(posting): remove dead commented-out code

matthewmcneely
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claude
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feat(mutations): gate per-predicate pipeline behind a feature flag

matthewmcneely
and
claude
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test(worker): document why TestCount is skipped

matthewmcneely
and
claude
committed
fix(pipeline): scalar Del-of-old-value must not wipe new Set in ProcessCount

matthewmcneely
and
claude
committed
fix(pipeline): InsertTokenizerIndexes deadlocks on uids >= 2^63

matthewmcneely
and
claude
committed
feat(mutations): replace pipeline on/off flag with edge-count threshold

matthewmcneely
and
claude
committed
feat(mutations): flip default mutations-pipeline-threshold from 0 to 1

matthewmcneely
and
claude
committed
fix(posting): re-enable IsEmpty check in IterateDisk

matthewmcneely
and
claude
committed
fix(pipeline): nil-deref in ProcessSingle on multi-Del-per-uid + strip stale READING debug prints

matthewmcneely
and
claude
committed
fix(posting): defensive-copy reused key buffers in ReadPostingList + addKeyToBatch

matthewmcneely
and
claude
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test(worker): four [uid] @reverse @count regression harnesses

matthewmcneely
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claude
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test(systest): add query-073 covering reverse counts for all 592 non-empty genres

matthewmcneely
and
claude
committed
fix(pipeline): bg-indexed star-delete + scalar Set data-list corruption

matthewmcneely
and
claude
committed
fix(pipeline): serialize ProcessVectorIndex to prevent HNSW corruption

matthewmcneely
and
claude
committed
chore: add description of pipeline feature flag
matthewmcneely
committed

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[WIP] perf(core): Add a new mutation pipeline for per predicate runners#9467

[WIP] perf(core): Add a new mutation pipeline for per predicate runners#9467
ghost wants to merge 17 commits intomainfrom
harshil-goel/mutation-pipeline

Commits on May 5, 2026

feat(mutations): add per-predicate mutation pipeline

chore(posting): strip debug fmt.Println from hot paths

chore(posting): remove dead commented-out code

feat(mutations): gate per-predicate pipeline behind a feature flag

test(worker): document why TestCount is skipped

fix(pipeline): scalar Del-of-old-value must not wipe new Set in ProcessCount

fix(pipeline): InsertTokenizerIndexes deadlocks on uids >= 2^63

feat(mutations): replace pipeline on/off flag with edge-count threshold

feat(mutations): flip default mutations-pipeline-threshold from 0 to 1

fix(posting): re-enable IsEmpty check in IterateDisk

fix(pipeline): nil-deref in ProcessSingle on multi-Del-per-uid + strip stale READING debug prints

fix(posting): defensive-copy reused key buffers in ReadPostingList + addKeyToBatch

test(worker): four [uid] @reverse @count regression harnesses

test(systest): add query-073 covering reverse counts for all 592 non-empty genres

fix(pipeline): bg-indexed star-delete + scalar Set data-list corruption

fix(pipeline): serialize ProcessVectorIndex to prevent HNSW corruption

chore: add description of pipeline feature flag