MongoDB find data between multiple related collections
I have 3 collections : users [ { _id: 1, username: 'mark' }, { _id: 2, username: 'leon' }, { _id: 3, username: 'leontin'} ] providers [ { _id: 1, name: 'prov1' }, { _id: 2, name: 'prov2' }, {…
I have 3 collections : users [ { _id: 1, username: 'mark' }, { _id: 2, username: 'leon' }, { _id: 3, username: 'leontin'} ] providers [ { _id: 1, name: 'prov1' }, { _id: 2, name: 'prov2' }, {…