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drmirror

HN member
Joined
Sun, Jul 13, 2014, 12:52 PM UTC
HN karma
19
Public activity
10 items

About drmirror

Consulting Engineer at MongoDB, living in New York City.

Recent public activity

  1. comment
    Comment #17474753

    There may be a misunderstanding here about sharding vs replication. Having the same data distributed across a few data centers for data locality is done using replication. Sharding…

  2. comment
    Comment #17466180

    To answer one of the questions in the post: I do believe that MongoDB's transactions will only be used in some applications, and only in few but critical places within those applic…

  3. comment
    Comment #16389186

    And I would still claim that this is easier in MongoDB because several versions of the phone number field(s) can happily coexist in the same collection. Those variants are usually …

  4. comment
    Comment #16388940

    The short answer is: just do it. You can add any field to any document at any time. That's the beauty of JSON documents without schema constraints. Then of course you need to let y…

  5. comment
    Comment #16388795

    About the first use case, well it turns out MongoDB just introduced multi-document transactions today.

  6. comment
    Comment #16387135

    I am one of the team of MongoDB engineers working with Epic on this issue, and I can assure you that the situation is under control and we have everything in place to scale this ap…

  7. comment
    Comment #16384884

    I beg to differ. (Disclosure: I work for MongoDB.) Using JSON as your data model, rather than relational tables, lets you build different applications that don't need multi-documen…

  8. comment
    Comment #9150514

    WiredTiger shows a lot of potential, but it would be irresponsible to make such a radically different engine the default for everyone, even for new databases, without giving it som…

  9. comment
  10. comment
    Comment #8027390

    Six minutes sounds about right to me, if the food is not complex. Try using a stopwatch next time you're in a restaurant. The service industry is pulling some pretty amazing stuff,…