[yunqa.de] Re: More on DISqlite demos
- From: "Edwin Yip" <mindvisualizer@xxxxxxxxx>
- To: yunqa@xxxxxxxxxxxxx
- Date: Wed, 14 May 2008 10:49:00 +0800
Simon,
I totally, completely agree with you! And this is exactly what I want!
On Wed, May 14, 2008 at 1:40 AM, Simon Beesley <simonbeesley@xxxxxxxxxxx>
wrote:
> Hi,
>
> After thinking more about the question of learning to use DISQLite, I
> came to the conclusion that what would be really useful would be a
> single document explaining what the DISQLite equivalents are to TDataset
> operations.
>
> I accept that creating DISQLite equivalents for TDataset components
> (TTable and TQuery) would slow everything down. But it's still the case
> that most people who have spent any time developing database
> applications with Delphi will have a set of habits and expectations that
> are hard to relearn.
>
> For example, with the Zeos components or ElevatesoftDB you can get the
> data out of memo fields with a simple command like
>
> AStringvariable := FieldbyName('MemoField').AsString;
>
> With DISQLite3 it has taken me quite a long time to find out that I
> should use the DiSQLStatement Column_str16 property (I am still not sure
> whether this is the fastest method with DISQLite). I know that using
> this with Prepare, Bind, and Reset is significantly quicker than using
> AsString, but it would still be nice to be able to find these things out
> more easily.
>
> Is there any chance of someone getting together a simple guide for
> people like me who want to convert from TDataset type applications?
>
> Simon
>
>
>
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>
>
>
--
Edwin Yip
Best Regards,
http://www.InnovationGear.com
MindVisualizer -- Rapid Visual Mind Mapping Software
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