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import * as Sequelize from 'sequelize'
async function up (utils: {
transaction: Sequelize.Transaction
queryInterface: Sequelize.QueryInterface
sequelize: Sequelize.Sequelize
}): Promise<void> {
const query = `
WITH t AS (
SELECT actor.id FROM actor
LEFT JOIN "videoChannel" ON "videoChannel"."actorId" = actor.id
LEFT JOIN account ON account."actorId" = "actor"."id"
WHERE "videoChannel".id IS NULL and "account".id IS NULL
) DELETE FROM "actorFollow" WHERE "actorId" IN (SELECT t.id FROM t) OR "targetActorId" in (SELECT t.id FROM t)
`
await utils.sequelize.query(query)
}
function down (options) {
throw new Error('Not implemented.')
}
export {
up,
down
}
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