External Article

Index Scans and Table Scans

There are several things that you can do to improve performance by throwing more hardware at the problem, but usually the place you get the most benefit from is when you tune your queries. One common problem that exists is the lack of indexes or incorrect indexes and therefore SQL Server has to process more data to find the records that meet the queries criteria. These issues are known as Index Scans and Table Scans.

External Article

Purging Data from a Large Table in SQL Server

Purging data from a table is a common database maintenance task to prevent it from growing too large or to stay in compliance with data retention. When dealing with small amounts of data, this can be accomplished by a simple delete with no issues; however, with larger tables, this task can be problematic. Deleting records requires a lock that can block other processes from writing or even reading the data (depending on your isolation level). In this article I will share a technique I have used to work with some very large tables.

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Greener Grass

Before I start the whining (whinging if you prefer), let me just say I have the greatest job in the world. I'm exceedingly lucky to have it. I'm grateful as can be. And someone else (looking at you Tim) can get it when they pry it from my dead cold fingers. With that out of […]

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Question of the Day

Updating a Data API Builder Connection String

Can I use dab update to update a connection string in my Data API Builder configuration file?

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