SQL statements with subqueries are readable. Most people, especially if they are familiar with the role of subordinate clauses in English, can figure that a subquery-containing SQL statement can be ...

However, this violates the constraint that a subquery in an UPDATE statement must return only one row. The solution provided in solution.sql addresses this issue by using a different approach, ...

What Does SELECT (Databases) Mean? A SELECT is the fundamental statement of structured query language (SQL). The SELECT statement, which follows a consistent and specific format, begins with the ...

XML is often used to represent objects that expose different sets of properties. This "property bag" scenario is a prominent use case for the XML support added to Microsoft SQL Server 2005. However, ...

In this paper, we present a translator from a relevant subset of SQL into relational algebra. The translation is syntax-directed, with translation rules associated with grammar productions; each ...