Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this crash course in JOIN syntax.

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

Thus, for the first time, developers can perform complex references using JOINs in NoSQL document databases.

In a recent article I showed that using Entity Framework navigation properties makes your code considerably simpler than using the more "SQL-like" Joins (though you certainly can do Joins in LINQ). I ...