There are four basic types of data queries in SQL: SELECT: This statement asks the database to return a specified result set of data; you use this to retrieve information that is stored in your ...

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier. Due to popular demand, we’re ...

Normalized data giving you problems? Learn how to use the SQL subselect statement and handle your database like a pro! Do you ever find yourself juggling queries to get the information you need?

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 ...

Code Focused Generating .NET POCO Classes for SQL Query Results A free tool to reduce coding for developers who like to surface T-SQL database recordsets in a simple collection of customized POCO ...

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 ...