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Add migration to remove duplicated keys

Due to old/corrupted data, it can be problematic to restore a backup
This commit is contained in:
Chocobozzz 2021-04-26 14:27:14 +02:00
parent 185eabe1ef
commit f816da921f
No known key found for this signature in database
GPG Key ID: 583A612D890159BE
2 changed files with 40 additions and 1 deletions

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@ -24,7 +24,7 @@ import { CONFIG, registerConfigChangedHandler } from './config'
// ---------------------------------------------------------------------------
const LAST_MIGRATION_VERSION = 635
const LAST_MIGRATION_VERSION = 640
// ---------------------------------------------------------------------------

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@ -0,0 +1,39 @@
import * as Sequelize from 'sequelize'
async function up (utils: {
transaction: Sequelize.Transaction
queryInterface: Sequelize.QueryInterface
sequelize: Sequelize.Sequelize
db: any
}): Promise<void> {
{
await utils.sequelize.query(
'DELETE FROM "actor" v1 USING (SELECT MIN(id) as id, "preferredUsername", "serverId" FROM "actor" ' +
'GROUP BY "preferredUsername", "serverId" HAVING COUNT(*) > 1 AND "serverId" IS NOT NULL) v2 ' +
'WHERE v1."preferredUsername" = v2."preferredUsername" AND v1."serverId" = v2."serverId" AND v1.id <> v2.id'
)
}
{
await utils.sequelize.query(
'DELETE FROM "actor" v1 USING (SELECT MIN(id) as id, "url" FROM "actor" GROUP BY "url" HAVING COUNT(*) > 1) v2 ' +
'WHERE v1."url" = v2."url" AND v1.id <> v2.id'
)
}
{
await utils.sequelize.query(
'DELETE FROM "tag" v1 USING (SELECT MIN(id) as id, "name" FROM "tag" GROUP BY "name" HAVING COUNT(*) > 1) v2 ' +
'WHERE v1."name" = v2."name" AND v1.id <> v2.id'
)
}
}
function down (options) {
throw new Error('Not implemented.')
}
export {
up,
down
}