Package org.eclipse.rdf4j.sparqlbuilder.core.query

Class SelectQuery

java.lang.Object

org.eclipse.rdf4j.sparqlbuilder.core.query.Query<T>

org.eclipse.rdf4j.sparqlbuilder.core.query.OuterQuery<SelectQuery>

org.eclipse.rdf4j.sparqlbuilder.core.query.SelectQuery

All Implemented Interfaces:

QueryElement

public class SelectQuery
extends OuterQuery<SelectQuery>

A SPARQL Select query

See Also:

• SPARQL Select Query

Field Summary

Fields inherited from class org.eclipse.rdf4j.sparqlbuilder.core.query.OuterQuery

base, prefixes

Fields inherited from class org.eclipse.rdf4j.sparqlbuilder.core.query.Query

bnodeCount, from, groupBy, having, limit, LIMIT, offset, OFFSET, orderBy, varCount, where

Method Summary

Modifier and Type	Method	Description
SelectQuery	all()	Specify that this query's projection should select all in-scope expressions
SelectQuery	all(boolean selectAll)	Specify if this query's projection should select all in-scope expressions or not.
SelectQuery	distinct()	Specify the query's projection to be distinct
SelectQuery	distinct(boolean isDistinct)	Specify if the query's projection should be distinct or not
protected String	getQueryActionString()
SelectQuery	select(Projectable... projectables)	Add expressions to the query's projection
SelectQuery	select(Projection select)	Set this query's projection

Methods inherited from class org.eclipse.rdf4j.sparqlbuilder.core.query.OuterQuery

base, base, base, getQueryString, prefix, prefix, prefix

Methods inherited from class org.eclipse.rdf4j.sparqlbuilder.core.query.Query

bNode, from, from, groupBy, groupBy, having, having, limit, offset, orderBy, orderBy, var, where, where

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

distinct

public SelectQuery distinct()

Specify the query's projection to be distinct

Returns:

this

See Also:

• Projection.distinct()

distinct

public SelectQuery distinct(boolean isDistinct)

Specify if the query's projection should be distinct or not

Parameters:

isDistinct - if this query's projection should be distinct

Returns:

this

See Also:

• Projection.distinct(boolean)

all

public SelectQuery all()

Specify that this query's projection should select all in-scope expressions

NOTE: setting this takes precedence over any expressions added to the projection via select(Projectable...) or select(Projection) when printing

Returns:

this

See Also:

• Projection.all()

all

public SelectQuery all(boolean selectAll)

Specify if this query's projection should select all in-scope expressions or not.

NOTE: if called with true, this setting will take precedence over any expressions added to the projection via select(Projectable...) or select(Projection) when converting to string via OuterQuery.getQueryString()

Parameters:

selectAll - if all in-scope expressions should be selected

Returns:

this

See Also:

• Projection.all(boolean)

select

public SelectQuery select(Projectable... projectables)

Add expressions to the query's projection

NOTE: if SELECT * has been specified (by all() or calling all(boolean) with true), that will take precedence over specified expressions when converting to string via OuterQuery.getQueryString()

Parameters:

projectables - expressions to add

Returns:

this

See Also:

• Projection.select(Projectable...)

select

public SelectQuery select(Projection select)

Set this query's projection

NOTE: if SELECT * has been specified (by all() or calling all(boolean) with true), that will take precedence over specified expressions when converting to string via OuterQuery.getQueryString()

Parameters:

select - the Projection to set

Returns:

this

getQueryActionString

protected String getQueryActionString()

Specified by:

getQueryActionString in class Query<SelectQuery>