Army intensifying Stinger air missile training as part of new strategic initiatives; Army takes the lead in virtual health technology with opening of new Texas facility; Army task force fights Boko Haram, terrorism in Cameroon with youth outreach; Army builds sustaining military partnership with Saudi Arabia
This SQL tutorial explains how to use the SQL EXISTS condition with syntax and examples. Click the Try It button next to an example to test it for yourself in our SQL Editor. The SQL EXISTS condition is used in combination with a subquery and is considered to be met, if the subquery returns at least one row.
Learn how to create and drop functions in SQL Server (Transact-SQL) with syntax and examples. In SQL Server, a function is a stored program that you can pass parameters into and return a value. You can create your own functions in SQL Server (Transact-SQL). Let's take a closer look. The syntax to create a function in SQL Server (Transact-SQL) is: