Oracle Goldengate 11g Complete Cookbook

Preparing the target database for GoldenGate setup

On the target side of the GoldenGate architecture, the collector processes receive the trail files shipped by the Extract/Datapump processes from the source environment. The collector process receives these files and writes them locally on the target server. For each row that gets updated in the source database, the Extract process generates a record and writes it to the trail file. The Replicat process in the target environment reads these trail files and applies the changes to the target database using native SQL calls. To be able to apply these changes to the target tables, GoldenGate requires a database user to be set up in the target database with some privileges on the target objects. The ...