T
- result typeQ
- concrete query typepublic class UnionImpl<T,Q extends ProjectableSQLQuery<T,Q> & Query<Q>> extends java.lang.Object implements Union<T>
Modifier and Type | Method and Description |
---|---|
<R,C> R |
accept(Visitor<R,C> v,
C context) |
Expression<T> |
as(Path<T> alias)
Create an alias for the expression
|
Expression<T> |
as(java.lang.String alias)
Create an alias for the expression
|
java.util.List<T> |
fetch() |
long |
fetchCount() |
T |
fetchFirst() |
T |
fetchOne() |
QueryResults<T> |
fetchResults() |
QueryMetadata |
getMetadata() |
java.lang.Class<? extends T> |
getType() |
Union<T> |
groupBy(Expression<?>... o)
Defines the grouping/aggregation expressions
|
Union<T> |
having(Predicate... o)
Defines the filters for aggregation
|
com.mysema.commons.lang.CloseableIterator<T> |
iterate()
Get the projection as a typed Iterator
|
java.util.List<T> |
list()
Get the projection as a typed List
|
Union<T> |
orderBy(OrderSpecifier<?>... o)
Define the ordering of the query results
|
java.util.stream.Stream<T> |
stream() |
java.lang.String |
toString() |
public UnionImpl(Q query)
public java.util.List<T> list()
Union
public T fetchFirst()
fetchFirst
in interface Fetchable<T>
public T fetchOne() throws NonUniqueResultException
fetchOne
in interface Fetchable<T>
NonUniqueResultException
public com.mysema.commons.lang.CloseableIterator<T> iterate()
Union
public QueryResults<T> fetchResults()
fetchResults
in interface Fetchable<T>
public long fetchCount()
fetchCount
in interface Fetchable<T>
public Union<T> groupBy(Expression<?>... o)
Union
public Union<T> having(Predicate... o)
Union
public Union<T> orderBy(OrderSpecifier<?>... o)
Union
public Expression<T> as(java.lang.String alias)
Union
public Expression<T> as(Path<T> alias)
Union
public java.lang.String toString()
toString
in class java.lang.Object
@Nullable public <R,C> R accept(Visitor<R,C> v, @Nullable C context)
accept
in interface Expression<T>
public java.lang.Class<? extends T> getType()
getType
in interface Expression<T>
public QueryMetadata getMetadata()
getMetadata
in interface SubQueryExpression<T>
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