SQL Subqueries
Subqueries (also known as inner queries or nested queries) are a tool for performing operations in multiple steps. […]
subquery
SQL Server Multi-Table Queries
This post serves as a series of links to the different kinds of multi-table queries. The Microsoft Press […]
SQL Self-Contained Subqueries
This example comes from Ikzik Ben-Gan’s book T-SQL Querying. Subqueries are used to nest queries. Subqueries is a […]
SQL Server Exists Predicate
The term “predicate” is used to refer to an expression that determines whether something is true or false. […]