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 ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...

select employee_title as title, avg(employee_years), freq(employee_id) from sql.employee group by title order by title; where SQL is the libref for a remote SAS ...

With each new release, SQL Server gets easier to manage. That doesn’t mean the product is growing simpler, however. To make upgrading a compelling prospect, Microsoft naturally introduces new features ...