Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...

As I discussed in an earlier column, SQL Server keeps a plan cached for each query it sees (assuming the query requires planning in the first place, of course). That's great for speeding up processing ...

SQL, which stands for Structured Query Language, is a standardized programming language used for managing and manipulating relational databases. It allows users to interact with databases, perform ...

In my May column, I told you about some of the coolest new features in the recent RTM for SQL Server. The RTM was announced during the “Accelerate your insights” webcast by a boatload of Microsoft’s ...

Modifies a column's values in existing rows of a table or view. Restriction: You cannot use UPDATE on a table accessed via an engine that does not support UPDATE processing. You can update one or more ...

Generally speaking, I don't worry much about tweaking my LINQ queries when working with Entity Framework (this is also true when I'm working with SQL directly, by the way). I'm always telling my ...