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## Package org.hibernate.ejb.criteria.expression.function

Interface Summary
FunctionExpression<T> | Contract for expressions which model a SQL function call.

Class Summary
AbsFunction<N extends Number> | Models the ANSI SQL `ABS` function.
AggregationFunction<T> | Models SQL aggregation functions (`MIN`, `MAX`, `COUNT`, etc).
AggregationFunction.AVG | Implementation of a `AVG` function providing convenience in construction.
AggregationFunction.COUNT | Implementation of a `COUNT` function providing convenience in construction.
AggregationFunction.GREATEST<X extends Comparable<X>> | Models the `MAX` function in terms of non-numeric expressions.
AggregationFunction.LEAST<X extends Comparable<X>> | Models the `MIN` function in terms of non-numeric expressions.
AggregationFunction.MAX<N extends Number> | Implementation of a `MAX` function providing convenience in construction.
AggregationFunction.MIN<N extends Number> | Implementation of a `MIN` function providing convenience in construction.
AggregationFunction.SUM<N extends Number> | Implementation of a `SUM` function providing convenience in construction.
BasicFunctionExpression<X> | Models the basic concept of a SQL function.
CastFunction<T,Y> | Models a `CAST` function.
CurrentDateFunction | Models the ANSI SQL `CURRENT_DATE` function.
CurrentTimeFunction | Models the ANSI SQL `CURRENT_TIME` function.
CurrentTimestampFunction | Models the ANSI SQL `CURRENT_TIMESTAMP` function.
LengthFunction | Models the ANSI SQL `LENGTH` function.
LocateFunction | Models the ANSI SQL `LOCATE` function.
LowerFunction | Models the ANSI SQL `LOWER` function.
ParameterizedFunctionExpression<X> | Support for functions with parameters.
SqrtFunction | Models the ANSI SQL `SQRT` function.
SubstringFunction | Models the ANSI SQL `SUBSTRING` function.
TrimFunction | Models the ANSI SQL `TRIM` function.
UpperFunction | Models the ANSI SQL `UPPER` function.

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