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Fix same-second same-message collision in room servers with per-sender disambiguation at DB level

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Jack Kingsman
2026-04-10 15:36:53 -07:00
parent a7258c120e
commit 8cc542ce23
6 changed files with 257 additions and 22 deletions
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app/database.py
+1 -1
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@@ -136,7 +136,7 @@ CREATE UNIQUE INDEX IF NOT EXISTS idx_messages_dedup_null_safe
ON messages(type, conversation_key, text, COALESCE(sender_timestamp, 0))
WHERE type = 'CHAN';
CREATE UNIQUE INDEX IF NOT EXISTS idx_messages_incoming_priv_dedup
ON messages(type, conversation_key, text, COALESCE(sender_timestamp, 0))
ON messages(type, conversation_key, text, COALESCE(sender_timestamp, 0), COALESCE(sender_key, ''))
WHERE type = 'PRIV' AND outgoing = 0;
CREATE INDEX IF NOT EXISTS idx_messages_sender_key ON messages(sender_key);
CREATE INDEX IF NOT EXISTS idx_messages_pagination