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* Re: Foreign Data Wrapper from Oracle to Postgres 16
@ 2025-07-03 06:50 Laurenz Albe <[email protected]>
2025-07-04 13:44 ` Re: Foreign Data Wrapper from Oracle to Postgres 16 DINESH NAIR <[email protected]>
0 siblings, 1 reply; 2+ messages in thread
From: Laurenz Albe @ 2025-07-03 06:50 UTC (permalink / raw)
To: Santhosh S <[email protected]>; pgsql-general; [email protected]
On Wed, 2025-07-02 at 23:58 +0530, Santhosh S wrote:
> I am working on a project along with my peers on developing an Foreign Data Wrapper
> to transfer data from Oracle to Postgres 16. We followed the below steps in order:
>
> 1. Developed the Foreign Data Wrapper (64-bit) using Microsoft Visual Studio to transfer from Oracle to Postgres 16
> 2. Installed Oracle Instant Client 64-bit versionand InstantClient Path has been set in the environment variables
> 3. Have Postgres 16 64-bit version installed
> 4. Placed all the files from each folder of the downloaded ORACLE_FDW package should
> be copied into the respective folders of PostgreSQL Installation directory
> 5. “oci.dll” from the Oracle Instant Client Installation directory to PostgreSQL Installation directory
> 6. Visual C++ redistributable is installed
>
> After the above steps when we try to execute the below statement in Postgres 16
>
> CREATE EXTENSION IF NOT EXISTS oracle_fdw
> SCHEMA public
> VERSION "1.2"
>
> we get the error "SQL Error [58P01]: ERROR: could not load library "C:/Program Files/PostgreSQL/16/lib/oracle_fdw.dll": The specified module could not be found.
> Error position"
>
> But we are able to execute the above command successfully in Postgres 13 and successfully transfer data from Oracle to Postgres 13.
>
> Any help or direction would be greatly helpful.
This is better tracked here: https://github.com/laurenz/oracle_fdw/issues/754
By the way, I took a double take when I read your report.
For me "developing" a FDW means writing the code, whereas you are clearly
talking about what I would call "building", "compiling" or "instaling"
the FDW. No problem, I just want to avoid confusion.
Yours,
Laurenz Albe
^ permalink raw reply [nested|flat] 2+ messages in thread
* Re: Foreign Data Wrapper from Oracle to Postgres 16
2025-07-03 06:50 Re: Foreign Data Wrapper from Oracle to Postgres 16 Laurenz Albe <[email protected]>
@ 2025-07-04 13:44 ` DINESH NAIR <[email protected]>
0 siblings, 0 replies; 2+ messages in thread
From: DINESH NAIR @ 2025-07-04 13:44 UTC (permalink / raw)
To: Laurenz Albe <[email protected]>; Santhosh S <[email protected]>; pgsql-general; [email protected] <[email protected]>
Hi,
We found a link that may help resolve the issue you encountered while creating the oracle_fdw extension on windows machine.
laurenz/oracle_fdw: PostgreSQL Foreign Data Wrapper for Oracle<https://github.com/laurenz/oracle_fdw?tab=readme-ov-file#6-installation;
[https://opengraph.githubassets.com/5ddf3cfa010c4132953bb148ce5b719f099b54771a4898555db8946528da016a/...]<https://github.com/laurenz/oracle_fdw?tab=readme-ov-file#6-installation;
GitHub - laurenz/oracle_fdw: PostgreSQL Foreign Data Wrapper for Oracle<https://github.com/laurenz/oracle_fdw?tab=readme-ov-file#6-installation;
PostgreSQL Foreign Data Wrapper for Oracle. Contribute to laurenz/oracle_fdw development by creating an account on GitHub.
github.com
Thanks
Dinesh Nair
________________________________
From: Laurenz Albe <[email protected]>
Sent: Thursday, July 3, 2025 12:20 PM
To: Santhosh S <[email protected]>; [email protected] <[email protected]>; [email protected] <[email protected]>
Subject: Re: Foreign Data Wrapper from Oracle to Postgres 16
Caution: This email was sent from an external source. Please verify the sender’s identity before clicking links or opening attachments.
On Wed, 2025-07-02 at 23:58 +0530, Santhosh S wrote:
> I am working on a project along with my peers on developing an Foreign Data Wrapper
> to transfer data from Oracle to Postgres 16. We followed the below steps in order:
>
> 1. Developed the Foreign Data Wrapper (64-bit) using Microsoft Visual Studio to transfer from Oracle to Postgres 16
> 2. Installed Oracle Instant Client 64-bit versionand InstantClient Path has been set in the environment variables
> 3. Have Postgres 16 64-bit version installed
> 4. Placed all the files from each folder of the downloaded ORACLE_FDW package should
> be copied into the respective folders of PostgreSQL Installation directory
> 5. “oci.dll” from the Oracle Instant Client Installation directory to PostgreSQL Installation directory
> 6. Visual C++ redistributable is installed
>
> After the above steps when we try to execute the below statement in Postgres 16
>
> CREATE EXTENSION IF NOT EXISTS oracle_fdw
> SCHEMA public
> VERSION "1.2"
>
> we get the error "SQL Error [58P01]: ERROR: could not load library "C:/Program Files/PostgreSQL/16/lib/oracle_fdw.dll": The specified module could not be found.
> Error position"
>
> But we are able to execute the above command successfully in Postgres 13 and successfully transfer data from Oracle to Postgres 13.
>
> Any help or direction would be greatly helpful.
This is better tracked here: https://ind01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Flaurenz%2Foracle_fdw%...;
By the way, I took a double take when I read your report.
For me "developing" a FDW means writing the code, whereas you are clearly
talking about what I would call "building", "compiling" or "instaling"
the FDW. No problem, I just want to avoid confusion.
Yours,
Laurenz Albe
^ permalink raw reply [nested|flat] 2+ messages in thread
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