[swift-users] Performance critical code in Swift

David Hart david at hartbit.com
Mon Oct 3 01:56:59 CDT 2016

That fact that Realm has an ORM layer, and that batch inserts are noticeably slower than in SQLite makes it less performant in certain scenarios. The fact that is does not support JOIN queries also causes issues in other performance scenarios.

> On 2 Oct 2016, at 20:26, Marco S Hyman via swift-users <swift-users at swift.org> wrote:
>> On a broader note, I have yet to see a true modern replacement for SQLite on the embedded side. There are any number of lightweight document stores, but they either have performance worse than SQLite, or are not really suitable for embedded use.
> Realm ???
> It’s faster than sqlite and easy to use.  At least I found it easy in a simple swift test app I wrote a while back.   Haven’t played with it since the switch to swift 3.0.
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