Works Delphi 32bit app with 64bit-Oracleclient?

Discussion of open issues, suggestions and bugs regarding ODAC (Oracle Data Access Components) for Delphi, C++Builder, Lazarus (and FPC)
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rdeutsch
Posts: 13
Joined: Mon 16 Apr 2007 09:29

Works Delphi 32bit app with 64bit-Oracleclient?

Post by rdeutsch » Wed 02 Mar 2022 11:09

Hi

Our application is compiled in 32bit. Up to now we always installed the 32bit-Oracleclient version on the windows client.
But now our customer migrate to Windows10 64bit and want - if possible - install the 64bit-Oracleclient. Does that work?

Thanks for any support.
Best reards,
Robert

jdorlon
Posts: 202
Joined: Fri 05 Jan 2007 22:07

Re: Works Delphi 32bit app with 64bit-Oracleclient?

Post by jdorlon » Mon 21 Mar 2022 19:48

Oracle client bitness must match that of your application.

So if you want to use 64 bit Oracle client, you must compile your application in 64 bit.

MaximG
Devart Team
Posts: 1822
Joined: Mon 06 Jul 2015 11:34

Re: Works Delphi 32bit app with 64bit-Oracleclient?

Post by MaximG » Mon 09 May 2022 19:39

The RAD Studio itself is 32-bit, therefore you cannot use Oracle Client x64 to establish connection in Design Time

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