All query-like functions (i.e. proposals() return an (rxjs Observable)[https://rxjs-dev.firebaseapp.com/guide/observable]
Here are some examples of queries:
where clauses
dao.proposals({ where: { scheme: '0xffcf8fdee72ac11b5c542428b35eef5769c409f0'}})
dao.proposals({ where: { scheme_in: ['0xffcf8fdee72ac11b5c542428b35eef5769c409f0']}})
Paging
dao.proposals({ skip: 100, first: 100})
Sorting:
dao.proposals({ orderBy: 'createdAt', orderDirection: 'desc'})