signal-desktop/ts/sql/migrations/86-story-replies-index.ts

32 lines
853 B
TypeScript

// Copyright 2023 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import type { Database } from '@signalapp/better-sqlite3';
import type { LoggerType } from '../../types/Logging';
export default function updateToSchemaVersion86(
currentVersion: number,
db: Database,
logger: LoggerType
): void {
if (currentVersion >= 86) {
return;
}
db.transaction(() => {
// The key reason for this new schema is that all of our previous schemas start with
// conversationId. This query is meant to find all replies to a given story, no
// matter the conversation.
db.exec(
`CREATE INDEX messages_story_replies
ON messages (storyId, received_at, sent_at)
WHERE isStory IS 0;
`
);
db.pragma('user_version = 86');
})();
logger.info('updateToSchemaVersion86: success!');
}