Re: insert retrieve (text, image) jsp oracle ??

2003-01-22 Thread Dmitry Namiot
See DB taglib from Coldtags suite: http://www.servletsuite.com/jsp.htm
This taglib do support operations with BLOB fields (see examples)

Hi, I want to upload images and text document to an oracle database, and
then retrieve them from the database ,
1)how to do it in JSP ?
2) is there any taglib for doing that ?


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Re: insert retrieve (text, image) jsp oracle ??

2003-01-22 Thread Alan Meyer
 snip 1)how to do it in JSP ?

 See the getBlob method in the ResultSet object of the JDBC API 2.0.

 Pranav

My own experience with trying to store and retrieve binary data from
Oracle was very painful.  What I discovered was that there are
different ways to do it, many of which ALMOST work, or work if the
data is not too large.  I believe there is a method in one of the
Oracle classes that will do it.  I wanted to stay away from that and
just use JDBC.

What I wound up doing was:

  Declare the binary data column as LONG RAW.
  Get it via a SELECT into a ResultSet.
  Create a new InputStream from resultSet.getBinaryStream(column_no).
  Create a new ObjectInputStream on it.
  Read from the ObjectInputStream.

What you do after that is up to you.

I went through many painful experiments before finding this method.

Good luck with it.
--
Alan Meyer
AM Systems, Inc.
Randallstown, MD, USA
[EMAIL PROTECTED]

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insert retrieve (text, image) jsp oracle ??

2003-01-21 Thread sufi malak
Hi, I want to upload images and text document to an oracle database , and
then retrieve them from the database ,
1)how to do it in JSP ?
2) is there any taglib for doing that ?

thank you, your help is appreciated.
sufi

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