/// migrate( (db) => { const dao = new Dao(db) const collection = dao.findCollectionByNameOrId('systemprofiles0') // remove collection.schema.removeField('rgwv4xhk') return dao.saveCollection(collection) }, (db) => { const dao = new Dao(db) const collection = dao.findCollectionByNameOrId('systemprofiles0') // add collection.schema.addField( new SchemaField({ system: false, id: 'rgwv4xhk', name: 'totalSecondsThisMonth', type: 'number', required: false, presentable: false, unique: false, options: { min: null, max: null, noDecimal: false, }, }), ) return dao.saveCollection(collection) }, )