Replication

A near zero downtime, near zero impact major release upgrade using Oracle GoldenGate

In this post I'd like to share what we did for a customer who had the following requirements: Use Oracle GoldenGate Upgrade an Oracle 10.2.0.4 database running on Solaris 10 SPARC to Oracle 12.1.0.2 running on Exadata Keep(…)

Attunity Replicate: Replicate numeric data types from Oracle to SQL Server is easy

After the good article “A short glance at Attunity replicate” from Franck Pachot, I will continue to explain our test on Attunity Replicate with datatype and how this(…)

A short glance at Attunity replicate

By Franck Pachot . If you follow my blog, you should know that I really like Dbvisit replicate because it's simple, robust, has good features and excellent support. But that's not a reason to ignore other alternatives (and this is(…)

Windows Server 2016: Introducing stretch cluster functionality

Let’s continue with the new high available functionality shipped with the next Windows version. In my previous blog, I talked about the new site awareness feature that provides more flexibility to configure failover resources priorities and(…)

Exception from executeScript in Alfresco Share

I didn’t have the opportunity to post a new entry about Alfresco in this blog for a long time now, so I will fix this! In this blog entry, I will talk about a bug I encountered a few(…)

Adding new tables to an existing Oracle GoldenGate replication

Once a replication environment is set up, it’s rarely forever. Adding tables to an Oracle GoldenGate replication group with minimal impact to the current replication is quite a difficult operation. This posting should help you with this task. In the example below,(…)

MySQL Data High Availability with semi-synchronous replication

Starting with MySQL 5.5 it is possible to configure semi-synchronous replication. As you probably know, by default, MySQL replication is asynchronous.  Asynchronous replication means that events/transactions applied on one server are not immediately applied on the other one. In the(…)