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.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

Assign a value to a variable in a "SELECT" statement:SELECT @fruit1, @fruit2, @fruit3, @fruit4:='mango';You must use ":=" if you are assigning a value to a variable in any other type of statement ...

Do you want to find out how to avoid duplicates in the results of a SQL SELECT query? This article will show you how.

Using my previous example, that means the Select clause in my SQL statement must include an item named pkCID. Ad hoc queries like the ones that SqlQuery supported are on the roadmap for Entity ...

How to Check to See if a Record Exists in Oracle. Though SQL (Structured Query Language) for databases has proved to be indispensable through decades of use, differences among SQL versions can ...

The simplest, most effective way to do that is to incorporate the LINQ queries that retrieve the related rows into your Select statement. For example, assume that you want to retrieve Customers ...