A pentathlon is a contest featuring five events. The name is derived from Greek: combining the words pente and -athlon. The first pentathlon was documented in Ancient Greece and was part of the Ancient Olympic Games. Five events were contested over one day for the Ancient Olympic pentathlon, starting with the long jump, javelin throwing, and discus throwing, followed by the stadion and wrestling. Pentathletes were considered to be among the most skilled athletes, and their training was often par
Economic Definition of aggregate production function. Defined. Term aggregate production function Definition: A relation between the total production of real output for an economy and the amount of labor input.
Applies To: SQL Server 2014, SQL Server 2016 Preview. Aggregate functions perform a calculation on a set of values and return a single value. Except for COUNT, aggregate functions ignore null values. Aggregate functions are frequently used with the GROUP BY clause of the SELECT statement. All aggregate functions are deterministic. This means aggregate functions return the same value any time that they are called by using a specific set of input values. For more information about function determinism, see Deterministic and Nondeterministic Functions. The OVER clause may follow all aggregate functions except GROUPING and GROUPING_ID.