How to resolve Merge Replication conflicts?

How to resolve Merge Replication conflicts?

Conflict Resolution By default, merge replication uses priority-based logic to resolve conflicts. If a conflicting change is made in two Subscriber databases, the change for the Subscriber with the higher subscription priority wins, or if the priority is the same, the first change to reach the Publisher wins.

How to resolve conflict in SQL?

Resolve conflicts

1. Connect to the Publisher (or Subscriber if appropriate) in Microsoft SQL Server Management Studio, and then expand the server node.
2. Expand the Replication folder, and then expand the Local Publications folder.

What is data conflict resolution?

Data Replication provides a conflict resolution mechanism to handle conflicts that might occur when you replicate change data to a database on which other change activity occurs.

In what conflicts can two people update the same data at the same time?

Replication conflicts can occur in a replication environment that permits concurrent updates to the same data at multiple sites. For example, when two transactions originating from different sites update the same row at nearly the same time, a conflict can occur.

In which replication do you need to configure conflict resolution?

If you use the bidirectional replication topology or a replication topology with multiple sources and a single target, you must configure conflict resolution for accurate replication of data.

How do you resolve data?

Here are four options to solve data quality issues:

1. Fix data in the source system. Often, data quality issues can be solved by cleaning up the original source.
2. Fix the source system to correct data issues.
3. Accept bad source data and fix issues during the ETL phase.
4. Apply precision identity/entity resolution.

How is merge replication used to resolve conflicts?

By default, merge replication uses priority-based logic to resolve conflicts. If a conflicting change is made in two Subscriber databases, the change for the Subscriber with the higher subscription priority wins, or if the priority is the same, the first change to reach the Publisher wins.

Are there any conflicts in SQL Server 2008 R2 merge?

We have SQL Server 2008 R2 Merge Replication setup. Lately I started getting conflicts for some tables, and when I check the conflict viewer, I can see that the winner & the loser column values are identical! I am sure that these data are being entered by only one subscriber.

How to view conflicts in SQL Server management studio?

The most straightforward way to view conflicts is to use the Replication Conflict Viewer, available from SQL Server Management Studio ( SQL Server also provides stored procedures that allow the conflict tables to be queried.).

How to show two rows in Merge Replication?

I used sp_showrowreplicainfo to get more details about the conflicting row & I got 2 rows : one for the Publisher & one for the subscriber with both rows having the “version” as 1. I also implemented Brandon’s method: Auditing changes in Merge Replication, but it was showing only a normal insert!