Understanding Database Scalability – Horizontal and Vertical Scalability Better Together

When I wrote the blog around Understanding Database Scalability – Vertical and Horizontal, I saw few have conversations with me on if it is this or that. And these discussions could take a course all by itself. There is no one size fits all when it comes to scalability. We need to understand the fine prints and details of how the application needs are, what are the restrictions, user requirements and much more.

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SQL SERVER – Unable to bring resource online. Error – Data source name not found and no default driver specified

One of my blog readers reported a strange issue to me. As per the issue described, they were unable to bring SQL Server resource in cluster online, only on one node of the cluster. I always use for error messages, but they said that SQL resource goes to online pending state and after some time, it goes to failed state. Let us learn how to fix the error where data source name not found.

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Cloud Consulting Pre-Engagement Questionnaire – A Bookmark

The cloud phenomenon is no more a dream for many, but a reality for several customers I have been working with. Many of my customers are looking for guidance and from time to time I get an opportunity to have some deep constructive discussions. These discussions can range from should I be going to cloud or not, is this app cloud ready, can we do a lift-shift of this application directly to some cloud player etc. Though each of these discussions lead from one point to another, there is a lot of profiling I do with customers. In this blog, I want to talk about a conversation I had with one of my customers who was evaluating cloud for one of his applications. Let us see a Cloud Consulting Pre-Engagement Questionnaire.

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SQL SERVER – Fix Error Msg 10794, Level 16 – The operation ‘CREATE INDEX’ is not supported with memory optimized tables.

Whenever I write something as a new concept, I do see people reading the blog do give it a try. Many a times I get queries that the script didn’t work for them after they learnt the concepts about memory optimized tables. The blog I wrote on how In Memory OLTP was supporting ColumnStore – read it: SQL SERVER – Creating Clustered ColumnStore with InMemory OLTP Tables

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