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From Jesse <>
Subject Re: Huge performance gap between iOS SQLite and Android SQLite
Date Tue, 21 Jul 2015 22:33:05 GMT
Please post a brief sample demonstrating the issue and someone will have a
It is virtually impossible without even knowing what plugin you are using
Gut reaction is the android code is doing something wrong, but it's hard to
know with a concrete example.

My team is hiring!

On Tue, Jul 21, 2015 at 8:12 AM, Rob Sherman <> wrote:

> Hello Cordova Dev's.
> My company develops a mobile inventory/ERP client/scheduling/Logistics App
> for the medical industry.
> We support iOS and Android (and possibly Windows Tablets soon)
> We are seeing (as are many others) extreme differences in SQLite data load
> times between iOS and Android.
> We have applied every optimization and tried nearly anything and
> everything on Stack overflow.
> A data load (lets call it an initial data load) for a large client with a
> lot of data takes 1h 57s 342ms on Android
> -the same code and same plug-in on iOS takes less than 0h 6m 112ms to do
> the same work. This is a radical difference, to be sure.
> I understand the plug-in developer is likely a better contact on this,
> however;
>   1.  In the enterprise market, which is growing fast, local DB can be
> considered a core competancy.
>   2.  After applying every possible technique, including not transaction
> wrapping each insert-the gains are marginal.
>   3.  This seems to indicate a platform difference better addressed
> centrally
> We are "getting creative" in that we are trying locking preferences and
> even waiting to apply triggers until after init data load
> -this is in development for POC and dev testing now but I haven't had
> result reports to review yet, so I can't detail the effectiveness, yet.
> Any help/direction and/or action is sincerely appreciated-and by no means
> expected, I am guessing you are at least aware there is difference.
> Hopefully my voice added to other might spur an organization wide
> discussion that leads to equality of SQLite performance across platforms as
> the very nature of Cordova and the HTML5/JavaScript components manage to do
> achieve parity.
> Sincerely,
> Rob Sherman, Mobile Architect, MTS

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