Uses of Interface
org.hibernate.criterion.Projection

Packages that use Projection

Package	Description
org.hibernate	This package defines the central Hibernate APIs.
org.hibernate.criterion	A framework for defining restriction criteria and order criteria.
org.hibernate.internal	An internal package containing mostly implementations of central Hibernate APIs.

Uses of Projection in org.hibernate

Methods in org.hibernate with parameters of type Projection

Modifier and Type	Method and Description
Criteria	Criteria.setProjection(Projection projection) Used to specify that the query results will be a projection (scalar in nature).

Uses of Projection in org.hibernate.criterion

Subinterfaces of Projection in org.hibernate.criterion

Modifier and Type	Interface and Description
interface	EnhancedProjection An "enhanced" Projection for a Criteria query.

Classes in org.hibernate.criterion that implement Projection

Modifier and Type	Class and Description
class	AggregateProjection Base class for standard aggregation functions.
class	AliasedProjection
class	AvgProjection An avg() projection
class	CountProjection A count
class	Distinct
class	IdentifierProjection A property value, or grouped property value
class	ProjectionList
class	Property A factory for property-specific criterion and projection instances
class	PropertyProjection A property value, or grouped property value
class	RowCountProjection A row count
class	SimpleProjection A single-column projection that may be aliased
class	SQLProjection A SQL fragment.

Methods in org.hibernate.criterion that return Projection

Modifier and Type	Method and Description
static Projection	Projections.alias(Projection projection, String alias) Assign an alias to a projection, by wrapping it
Projection	SimpleProjection.as(String alias)
static Projection	Projections.distinct(Projection proj) Create a distinct projection from a projection
Projection	ProjectionList.getProjection(int i)
static Projection	Projections.rowCount() The query row count, ie.
static Projection	Projections.sqlGroupProjection(String sql, String groupBy, String[] columnAliases, Type[] types) A grouping SQL projection, specifying both select clause and group by clause fragments
static Projection	Projections.sqlProjection(String sql, String[] columnAliases, Type[] types) A SQL projection, a typed select clause fragment

Methods in org.hibernate.criterion with parameters of type Projection

Modifier and Type	Method and Description
ProjectionList	ProjectionList.add(Projection proj)
ProjectionList	ProjectionList.add(Projection projection, String alias)
static Projection	Projections.alias(Projection projection, String alias) Assign an alias to a projection, by wrapping it
static Projection	Projections.distinct(Projection proj) Create a distinct projection from a projection
DetachedCriteria	DetachedCriteria.setProjection(Projection projection)

Constructors in org.hibernate.criterion with parameters of type Projection

Constructor and Description
AliasedProjection(Projection projection, String alias)
Distinct(Projection proj)

Uses of Projection in org.hibernate.internal

Methods in org.hibernate.internal that return Projection

Modifier and Type	Method and Description
Projection	CriteriaImpl.getProjection()

Methods in org.hibernate.internal with parameters of type Projection

Modifier and Type	Method and Description
Criteria	CriteriaImpl.setProjection(Projection projection)
Criteria	CriteriaImpl.Subcriteria.setProjection(Projection projection)