95b7183add
Chain: bd-jec (config flag) -> bd-2yo (fetch MR diffs) -> bd-3qn6 (rewrite who queries) - Add fetch_mr_file_changes config option and --no-file-changes CLI flag - Add GitLab MR diffs API fetch pipeline with watermark-based sync - Create migration 020 for diffs_synced_for_updated_at watermark column - Rewrite query_expert() and query_overlap() to use 4-signal UNION ALL: DiffNote reviewers, DiffNote MR authors, file-change authors, file-change reviewers - Deduplicate across signal types via COUNT(DISTINCT CASE WHEN ... THEN mr_id END) - Add insert_file_change test helper, 8 new who tests, all 397 tests pass - Also includes: list performance migration 019, autocorrect module, README updates Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
14 lines
618 B
SQL
14 lines
618 B
SQL
-- Standalone updated_at DESC indexes for ORDER BY without temp B-tree sort.
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-- The existing composite indexes (project_id, updated_at) only help when
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-- filtering by project first.
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CREATE INDEX IF NOT EXISTS idx_issues_updated_at_desc
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ON issues(updated_at DESC);
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CREATE INDEX IF NOT EXISTS idx_mrs_updated_at_desc
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ON merge_requests(updated_at DESC);
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-- Covering index for correlated subquery: unresolved discussion count per issue.
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-- MRs already have idx_discussions_mr_resolved (migration 006).
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CREATE INDEX IF NOT EXISTS idx_discussions_issue_resolved
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ON discussions(issue_id, resolvable, resolved);
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