November 2019
Beginner to intermediate
470 pages
11h 59m
English
Content preview from Mastering PostgreSQL 12 - Third Edition
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Using the oracle_fdw extension to move data
One of my preferred methods to move people from Oracle to PostgreSQL is Laurenz Albe's oracle_fdw extension (https://github.com/laurenz/oracle_fdw). It is a foreign data wrapper (FDW) that allows you to represent a table in Oracle as a table in PostgreSQL. The oracle_fdw extension is one of the most sophisticated FDWs and is rock solid, well documented, free, and open source.
Installing the oracle_fdw extension requires you to install the Oracle client library. Fortunately, there are already RPM packages that can be used out of the box (http://www.oracle.com/technetwork/topics/linuxx86-64soft-092277.html). The oracle_fdw extension needs the OCI driver to talk to Oracle. In addition to ready-made ...