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From "Yee, Richard K, CTR,, DMDCWEST" <Richard.Yee....@osd.pentagon.mil>
Subject RE: BLOB type handler
Date Wed, 04 May 2005 19:15:13 GMT
Ming,
Since BLOBs can contain binary data, some values cannot be represented in a
Java String variable (ie. 0).


-Richard

-----Original Message-----
From: Ming Xue [mailto:ming.xue@plateau.com] 
Sent: Wednesday, May 04, 2005 11:07 AM
To: 'ibatis-user-java@incubator.apache.org'
Subject: RE: BLOB type handler


I try to map BLOB to byte[] and it works, BUT the question is :

How to map BLOB to String? and other possible java types?



-----Original Message-----
From: Brandon Goodin [mailto:brandon.goodin@gmail.com]
Sent: Wednesday, May 04, 2005 1:58 PM
To: ibatis-user-java@incubator.apache.org
Subject: Re: BLOB type handler


This link may help you. We used to have a FAQ on our wiki that dealt with
it. But, recent transitions have removed it.

http://www.mail-archive.com/ibatis-user-java@incubator.apache.org/msg01800.h
tml

On 5/4/05, Ming Xue <ming.xue@plateau.com> wrote:
> DB is oracle 9i, I already have the code to read/write BLOB, the 
> question
is
> how to plug in these code into the Framework?
> 
> In the app, BLOB is used in multiple places :
> 
> JDBC type         Java Type
> BLOB                    String
> BLOB                    XML
> BLOB                    Java Object
> 
> How should I use the Custom Type handler to handle these cases ? or 
> there are other ways?
> 
> thanks
> 
> 
> -----Original Message-----
> From: Brandon Goodin [mailto:brandon.goodin@gmail.com]
> Sent: Wednesday, May 04, 2005 12:48 PM
> To: ibatis-user-java@incubator.apache.org
> Subject: Re: BLOB type handler
> 
> Depends on what database you are using and how their driver supports 
> it. Please provide more information.
> 
> Brandon
> 
> On 5/4/05, Ming Xue <ming.xue@plateau.com> wrote:
> > I am doing some testing on Custom Type Handler, in my project,  BLOB 
> > is mapped to a "String" type  java bean property, it seems the 
> > Framework
can
> > not set the value properly. Does the java bean property has to be
byte[]?
> >
> > thanks
> >
>

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