You can use an IF statement as an expression in your query, such as in the SELECT or WHERE clauses. For example, suppose you have a table called orders with columns id, customer_id, amount, and ...

Learn how to use the SQL CASE statement to perform conditional logic in SQL. This article covers the simple CASE and the searched CASE statements, null values, custom logic, and best practices.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Configuring SQL Profiler. The important part here is to select appropriate events. In this case we are interested in seeing SQL statements’ text. To achieve that we need to enable SP:StmtCompleted and ...