Re: Accessing DB2 tables from postgresql

On 27/06/2017 13:11, Swapnil Vaze wrote:
> Hello,
>
> I am trying to access few table present in DB2 LUW from postgres9.5 database.
>
> I have installed unixODBC driver and connection to DB2 is working fine.
> I have installed CartoDB/odbc_fdw foreign data wrappers.
> I have user below commands to create foreign table:
> $ create extension odbc_fdw;
> $ CREATE USER MAPPING FOR postgres SERVER odbc_server_db2 options(odbc_UID '<username>', odbc_PWD '<password>');
> $ CREATE FOREIGN TABLE odbc_table (CTGRY_ID INTEGER, CTGRY_CD VARCHAR(10),UPDT_TS TIMESTAMP) SERVER odbc_server_db2 OPTIONS (database 'TESTV9', schema 'schema1', table 'table1' );
>

You have omitted the CREATE SERVER command. Can you query the mainframe using isql ?

> All commands work fine, however when I try to select data from table it throws error:
> $ select * from odbc_table;
> ERROR: Executing ODBC query
>
> Can anyone help me here?
> How can I access DB2 LUW or zOS database tables from postgres?

I used to work with MVS many years ago. Good luck with your project.
For better diagnosis open all logs in both machines (postgresql, odbc, MVS, DB2) and have a detailed view on them.

>
> --
> Thanks & Regards,
> Swapnil Vaze

--
Achilleas Mantzios
IT DEV Lead
IT DEPT
Dynacom Tankers Mgmt