Microsoft SQL Server

Magic Knobs in Replication Agents

Have you ever wondered about tuning your replication configuration to achieve better performance or you got into a situation of huge latency and were looking for an easier way to tune it. In this blog post, I will explain the very useful switches which are not always that obvious. Snapshot Agent BCPBatchSize – is the…

Column Store Indexes in SQL Server 2012

Introduction: We will discuss Column Store Index and will try to understand the performance improvements of the same query by multiple times using column store index. What is Column store Index: Column Store Index is a feature introduced in SQL Server 2012 which helps us improve performance of data warehouse queries. It uses the VertiPaq, which stores…

MSDB – Cleanup is necessary

Recently I have been asked to work on the task which is to reduce the size of a MSDB database. The MSDB has grown to 20 Gigs. Well, you would say, what is the big deal with that? 20 Gigs is not considered big for a database. Correct, but for MSDB, it is. So, the…

Log Buffer #340, A Carnival of the Vanities for DBAs

Education is everything. Education can pull you out of poverty, it can propel you into upper echelons. Education can make you see what’s truly important in the life. Education can enable you to appreciate the people. Blogging is all about education. This Log Buffer brings education about database arena from the blogs.

In-Place Upgrade failure from SQL Server 2008 SP1 to SQL Server 2008 R2

Recently I was trying to upgrade SQL Server 2008 to SQL Server 2008 R2. The upgrade failed with error message below.   TITLE: Message Details —————————— The Instance ID ‘MSSQLSERVER’ is already in use by SQL Server instance ‘MSSQLSERVER.INACTIVE’. To continue, specify a unique Instance ID. —————————— BUTTONS: OK ——————————     Brief Background of…

Log Buffer #339, A Carnival of the Vanities for DBAs

Tablogs are the blogs written, read, and managed on tablets. They are not only growing in numbers, but the volume of content is also immense. So much ease and so much power through touches ensure that you only spend time creating and learning. This Log Buffer edition appreciates that.

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