PgQue · Design Brief
Every draft of the brief, newest first. The live brief always tracks the latest: /briefs/partition-keys.html.
v0.8 latest 2026-07-06 Slot ownership: batch lease replaces advisory locks — pooler-safe,epoch fencing; slot_lock_key removed (D11).
v0.7
2026-07-02
Fabrizio review — mechanism/policy seam, member-table rejected, online-resize protocol.
v0.6
2026-06-25
Reframed into two tiers; producer idempotency split into its own feature.
v0.5
2026-06-24
Worker→slot assignment — claim, not assign (no leader / PartitionAssignor).
v0.4
2026-06-19
Review round 3 — Phase 1 converged; strict pause deferred.
v0.3
2026-06-19
Review round 2 — G1 ordering + G2 single-owner lock verified against the engine.
v0.2
2026-06-19
Review round 1 — N independent slot subscriptions; guarantees G1/G2/G3.
v0.1
2026-06-19
Initial SamoSpec draft — single-tier hash-slot design.