Questions tagged [oracle-fdw]

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Updating an oracle updatable view through an oracle_fdw foreign table in PostgreSQL fails with ORA-02014

I created an updatable view V1 in an Oracle 11g DB (it has INSTEAD OF triggers for UPDATE, DELETE and INSERT); it originally had a GROUP BY query in it, which I moved to another view V2. This other ...
ENOTTY's user avatar
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Is there a way to UPSERT an Oracle Foreign Table with Foreign Data Wrapper from PostgreSQL?

I need to transfer lots of row from my PostgreSQL database to a remote Oracle DB through the Oracle Foreign Data Wrapper (FDW). The preferred way to do it is by UPSERT. However as INSERT INTO ... ON ...
Rino's user avatar
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1 vote
2 answers
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PostgreSQL-Patroni-Cluster: Installing oracle_fdw, dependency problem

For Oracle to PostgreSQL migrations we're currently looking into ora2pg. However, the performance using either writes to file or direct read from Oracle and write to PostgreSQL have both been very ...
0xCAFEBABE's user avatar
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1 answer
103 views

Maintaining Postgres copies of fdw tables from Oracle

I have a production Oracle 11g server, from which I want to copy data regularly to PostgreSQL 10.14 database for DWH uses, so as not to overload the production with analytics queries. I have ...
Gnudiff's user avatar
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3 votes
1 answer
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How to UPDATE/DELETE an Oracle Foreign Table with Foreign Data Wrapper from PostgreSQL?

I need to transfer lots of row from my PostgreSQL database to a remote Oracle DB through the Oracle Foreign Data Wrapper (FDW). The required operation is so far INSERT to a Foreign Table (FT), but now ...
Rino's user avatar
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0 votes
1 answer
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postgres fdw create foreign table without specifiy columns

need to create couple of foreign tables with a lot of columns from oracle. I dont want to specify all cloumns by myself. Is there a way to do something like this: create foreign table ALFSTK **(*)** ...
MarcelS's user avatar
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3 votes
1 answer
2k views

OCIEnvCreate failed to create environment handle after installing oracle_fdw

I'm want use Postgresql 9.3 in CentOS 7 and add extention oracle_fdw. but when use this extenstion i get error OCIEnvCreate failed to create environment handle after installing oracle_fdw. my ...
Mohammad Dastpak's user avatar
4 votes
3 answers
6k views

OCIEnvCreate failed to create environment handle after installing oracle_fdw

I have installed oracle_fdw successfully. After I create extension oracle_fdw and foreign table it shows the following error. Is this a server configuration problem? --env Oracle : 10.2.0.1 ...
francs's user avatar
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