import { Migrations } from '../../../app/migrations'; import { Users, Settings, Statistics } from '../../../app/models'; Migrations.add({ version: 59, up() { const users = Users.find({}, { sort: { createdAt: 1 }, limit: 1 }).fetch(); if (users && users.length > 0) { const { createdAt } = users[0]; Settings.update({ createdAt: { $exists: 0 } }, { $set: { createdAt } }, { multi: true }); Statistics.update({ installedAt: { $exists: 0 } }, { $set: { installedAt: createdAt } }, { multi: true }); } }, });