RE: does the 7.0.2 JDBC driver support absolute()

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От Peter Mount
Тема RE: does the 7.0.2 JDBC driver support absolute()
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Msg-id 1B3D5E532D18D311861A00600865478CF1B4BE@exchange1.nt.maidstone.gov.uk
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Ответ на does the 7.0.2 JDBC driver support absolute()  (matthew denner <matt@evtechnology.com>)
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Yes, it's been supported for some time, although there are some problems.

Just browsed the source and I can see a problem where:

index<0 then it moves the current row to the index row from the end.
index<numrows then it moves to that row.

However, the second rule also matches <0, so it takes precedence and we end
up moving to row index-1 regardless. Not the required result.

I'm fixing it in cvs now.

Anyhow, absolute should return true if the row exists, but false if it
doesn't (ie ==0 or > num rows in resultset).

Peter

-- 
Peter Mount
Enterprise Support Officer, Maidstone Borough Council
Email: petermount@maidstone.gov.uk
WWW: http://www.maidstone.gov.uk
All views expressed within this email are not the views of Maidstone Borough
Council


-----Original Message-----
From: matthew denner [mailto:matt@evtechnology.com]
Sent: Wednesday, November 01, 2000 4:46 PM
To: pgsql-interfaces@postgresql.org
Subject: [INTERFACES] does the 7.0.2 JDBC driver support absolute()


Dear all,

i have been trying to use the ResultSet.absolute() call with no success so
i'm mailing to find out if this is supported.  if it isn't then why is the
code present in absolute()?  why does absolute() return true for valid rows
and false for invalid rows? and why can i do beforeFirst() to move before
the
first line?

Cheers,
Matt

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