Thomas LaRock: "Without a basic understanding of wait events and how the occur, you will waste a lot of time trying and guessing at how to improve the performance of a query." Optimizing SQL Server ...

Database professionals agree – SQL Server performance tuning is hard. And on top of that, it never stops because complex database environments are always changing with upgrades, application updates ...

The riders in the Tour de France are probably the most monitored athletes in the world. In preparation for the race, every ounce of food a rider consumes is specially formulated to give him maximum ...

Query tuning is key to peak performance in SQL Server databases. However, lots of developers and DBAs constantly struggle to pinpoint the root cause of performance issues and spend way too much time ...

Part of the problem is that there is no magic bullet, and for almost every best practice, I can show you at least one exception. Typically, a developer finds his or her own favorite methods — though ...

I'm trying to port an application from SQL Server to MySQL (5.6.4) and running into performance issues. MySQL happens to be running on OS X Server, but this seems more like a UNIX question. SELECT ...

SQL tuning is hard but taking the right steps to improve your query performance tuning can lead you to an efficient, timely and correct course of action. With the help of this eCourse, you'll learn ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

Schema design, indexes, queries, configs, I/O... what could go wrong? Follow these 10 essential tips to keep your MySQL servers humming. MySQL is the world’s most widely used open source database, and ...

Object Relational Mapping (ORM) technologies like Entity Framework can drastically simplify the programming model against databases, but when done carelessly, performance can suffer. To keep that from ...