Oracle GoldenGate: DDL Replication To Oracle Targets With Dissimilar Data Structure

Introduction Oracle GoldenGate for Oracle Databases provides for the replication of DDL operations. In most environments DDL replication is used only where the source and target tables structures are the same. The challenge comes when the source and target tables have a dissimilar table structure; as may exist in a Data Warehouse or Reporting Database. In this […]

Oracle GoldenGate: Capture and Apply of Microsoft SQL Server DDL Operations

Introduction Oracle GoldenGate (OGG) supports DDL capture and apply for the Oracle and MySQL databases only. Because of this, maintenance tasks for other databases require a lot of coordination and typically an extended OGG outage. In this article we shall discuss one option for automating the capture, delivery, and execution of DDL operations using OGG […]

Oracle GoldenGate Best Practices: Active-Active Configuration with DDL and DML CDR

​Introduction This document is an introduction to Oracle GoldenGate’s best practices and guidelines for configuring Oracle GoldenGate (OGG) in an active-active environment with DDL replication enabled while also using the built in functionality of DML Conflict Detection and Resolution (CDR).  This document is intended for Oracle Database Administrators (DBAs), Oracle Developers with some basic knowledge […]