root
c1ef717d17
- shared/cache: add Options/L1/async/metrics/prefix decorators, multi-key ops, Redis pool tuning, and JSON readthrough metrics - worker-generate: claim tasks via DB lease + heartbeat, requeue stale queued tasks, expire dead leases with refund/cache invalidation - tenant: version article cache keys so worker recovery invalidations propagate cleanly - shared/config: expand Redis (pool/timeouts/TLS) and Generation (lease/recovery) configs with defaults Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
15 lines
496 B
SQL
15 lines
496 B
SQL
ALTER TABLE generation_tasks
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ADD COLUMN lease_token VARCHAR(64),
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ADD COLUMN lease_owner VARCHAR(128),
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ADD COLUMN lease_expires_at TIMESTAMPTZ,
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ADD COLUMN attempt_count INT NOT NULL DEFAULT 0,
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ADD COLUMN last_heartbeat_at TIMESTAMPTZ;
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CREATE INDEX idx_generation_tasks_running_lease
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ON generation_tasks(lease_expires_at, id)
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WHERE status = 'running';
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CREATE INDEX idx_generation_tasks_queued_stale
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ON generation_tasks(updated_at, id)
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WHERE status = 'queued';
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