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Desktop/ts/sql/migrations/1530-update-expiring-index.std.ts
2025-11-12 11:02:36 -05:00

21 lines
637 B
TypeScript

// Copyright 2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import type { Database } from '@signalapp/sqlcipher';
export default function updateToSchemaVersion1520(db: Database): void {
db.exec(
'DROP INDEX IF EXISTS expiring_message_by_conversation_and_received_at;'
);
db.exec(`
ALTER TABLE messages ADD COLUMN hasExpireTimer INTEGER NOT NULL
GENERATED ALWAYS AS (COALESCE(expireTimer, 0) > 0) VIRTUAL;
`);
db.exec(`
CREATE INDEX messages_conversationId_hasExpireTimer_expirationStartTimestamp
ON messages (conversationId, hasExpireTimer, expirationStartTimestamp);
`);
}