Package butler.sql.function

Interface Summary

AggregateFunction	Interface for all aggregate functions.
CompareAggregateFunction	Interface for aggregate functions using Comparable object.
Function
NumericAggregateFunction	Interface for aggregate functions using numeric values.

Class Summary

Count	count function.
Function.Call
FunctionColumn	Local column with a column value based on a function.
Max	max function.
Substring
Sum	sum function.
Upper