Uses of Interface
org.apache.openjpa.persistence.query.Aggregate

Packages that use Aggregate

Package	Description
org.apache.openjpa.persistence.query	OpenJPA Dynamic Query This package provides dynamic query construction that are similar to weakly-typed Criteria API.

Uses of Aggregate in org.apache.openjpa.persistence.query

Classes in org.apache.openjpa.persistence.query that implement Aggregate

Modifier and Type	Class and Description
class	AbsExpression Denotes ABS() operation on a given expression.
class	AverageExpression Denotes AVG() on a given Expression.
class	ConcatExpression Denotes CONCAT(e1,e2,..)
class	CountExpression Denotes COUNT(e) Expression.
class	DistinctExpression Denotes DISTINCT(e) Expression.
class	IndexExpression Denotes INDEX(e) Expression.
class	LengthExpression Denotes LENGTH(e) Expression.
class	LowerExpression Denotes LOWER(e) Expression.
class	MaxExpression Denotes MAX(e) Expression.
class	MinExpression Denotes MIN(e) Expression.
class	SizeExpression Denotes SIZE(e) Expression.
class	SquareRootExpression Denotes SQRT(e) Expression.
class	SubStringExpression Denotes SUBSTR(a,i1,i2) Expression.
class	SumExpression Denotes SUM(e) Expression.
class	TrimExpression Denotes TRIM(e1,x) Expression.
class	TypeExpression Denotes TYPE(e) Expression.
class	UnaryMinusExpression Denotes (-e) Expression.
class	UpperExpression Denotes UPPER(e) Expression.

Methods in org.apache.openjpa.persistence.query that return Aggregate

Modifier and Type	Method and Description
Aggregate	PathExpression.avg() Specify that the avg operation is to be applied.
Aggregate	PathExpression.count() Specify that the count operation is to be applied.
Aggregate	PathExpression.max() Specify that the max operation is to be applied.
Aggregate	PathExpression.min() Specify that the min operation is to be applied.
Aggregate	PathExpression.sum() Specify that the sum operation is to be applied.