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[03:49:00] <patientplatypus> i have a so post https://stackoverflow.com/questions/54976353/mongoose-write-concern-not-updating-v-5-4-17

[13:57:56] <HeatoN> hi all - is it possible to do a search only using indexes? one of our searches is very slow, because after checking all the indexes, it seems to do a full scan before ending up with no result. we would like to end the search, if no result is found using the indexes...

[16:06:43] <wfq> Hi all

[16:13:18] <wfq> what's the best way in MongoDB to map two collections like cars and brands where a car has a brand associated only. What I mean is would you create two documents so that there is a ObjectID referencing the brand table or just keep the type of the brand within only one document - car? Obviously in RDBMS I'd use the first bit