O'Reilly logo

Microsoft® SQL Server 2012 Unleashed by Alex T. Silverstein, Chris Gallelli, Paul T. Bertucci, Ray Rankins

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

The Merge Agent

When you are dealing with merge publications, the Merge Agent moves and reconciles incremental data changes that occur after the initial snapshot was created. Each merge publication has a Merge Agent that connects to the publishing server and the subscribing server and updates both as changes are made. In a full merge scenario, the agent first uploads all changes from the subscriber where the generation is 0 or greater than the last generation sent to the publisher. The agent gathers the rows in which changes were made, and the rows without conflicts are applied to the publishing database.

A conflict can arise when changes are made at both the publishing server and subscription server to a particular row(s) of data. A conflict ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required