Microsoft Team

SQL Server AlwaysOn availability groups and statistic issues on secondaries

I would like to share with you an interesting issue you may face while using SQL Server AlwaysOn availability groups and secondary read-only replicas. For those who use secondary read-only replicas as reporting servers, keep reading this blog post because(…)

SQL Server 2016: Distributed availability groups and Cross Cluster migration

How to migrate an environment that includes availability groups from one Windows Failover Cluster to another one? This scenario is definitely uncommon and requires a good preparation. How to achieve this task depends mainly of your context. Indeed, we may(…)

Partitioning – When data movement is not performed as expected

This blog is about an interesting partitioning story and curious data movements during merge operation. I was at my one of my customer uses intensively partitioning for various reasons including archiving and manageability. A couple of days(…)

SQL Server 2016: TRUNCATE PARTITIONS with sliding Windows scenarios

Some time ago, I had to deal with a new partitioning scenario that included sliding windows stuff for mainly archiving purpose. Regarding the customer context, I used some management scripts that include this time dropping oldest partition. We didn’t care about(…)

SQLSaturday #546 Porto – Troubleshooting scenarios with availability groups

J-1 before the next SQL Saturday 2016 in Portugal. I usually promote this event in France but this time this is for SQL Server Portuguese community. I will have the chance to talk about(…)

When an index seek operator is not always your friend

Did you ever consider an index seek as an issue? . Well, let’s talk about a story with one of my customers where the context is pretty simple: a particular query that is out of the range of the application’s(…)

Les 24 heures du PASS (24HOP) – édition francophone

Je n’ai pas encore blogué sur le sujet mais il est temps de le faire. Cette année, aura lieu la première édition francophone des 24h du PASS  les 20 et 21 septembre(…)

SQL Server 2016 : Basic availability groups may fit to your HA needs

In this blog let’s talk about SQL Server and availability groups in standard Edition. I had some customer questions about existing limitations and this is a good opportunity to review them on this blog post. First of(…)

SQL Server AlwaysOn: troubleshooting improvements with new service packs

As promised in my latest blog, I will talk about improvements in the detection of the availability group replication latency. As a reminder, replication latency between high(…)

SQL Server AlwaysOn: new services packs and new diagnostic capabilities

As you certainly know, the SQL Server 2014 SP2 has been released by Microsoft with some interesting improvements that concern SQL Server AlwaysOn and availability groups feature.