Aggregate functions like SUM, MAX, and COUNT restrict the data shown when appearing in a "Having" clause, but form a column if part of the "Select" clause beginning a query.  
Though not normally used for creation, this language works with the main product of such companies as Sybase and Informix. Aggregate functions like SUM, MAX, and COUNT restrict the data shown when appearing in a "Having" clause, but form a column if part of the "Select" clause beginning a query.  For ten points, the language of data access for relational databases goes by what three-letter acronym?
Though not normally used for creation, this language works with the main product of such companies as Sybase and Informix.
SQL (pronounced sequel) or Structured Query Language