org.aksw.sparqlify.core.interfaces

Interface MappingUnionOps

All Known Implementing Classes:

MappingUnionOpsImpl

public interface MappingUnionOps

Method Summary

Methods

Modifier and Type	Method and Description
MappingUnion	distinct(MappingUnion a)
MappingUnion	extend(MappingUnion a, VarDefinition varDef)
MappingUnion	filter(MappingUnion a, com.hp.hpl.jena.sparql.expr.ExprList exprs)
MappingUnion	groupBy(MappingUnion a, com.hp.hpl.jena.sparql.core.VarExprList groupVars, List<com.hp.hpl.jena.sparql.expr.ExprAggregator> aggregators)
MappingUnion	join(MappingUnion a, Mapping b)
MappingUnion	leftJoin(MappingUnion a, Mapping b)
MappingUnion	order(MappingUnion a, List<com.hp.hpl.jena.query.SortCondition> sortConditions)
MappingUnion	project(MappingUnion a, List<com.hp.hpl.jena.sparql.core.Var> vars)
MappingUnion	rename(MappingUnion a, Map<String,String> columnRenames) Creates a new mapping with all column references in the variable definition renamed, and injects an approprate SqlProjection into the logical table
MappingUnion	slice(MappingUnion a, Long limit, Long offset)
MappingUnion	union(List<MappingUnion> members)

Method Detail

rename

MappingUnion rename(MappingUnion a,
                  Map<String,String> columnRenames)

Creates a new mapping with all column references in the variable definition renamed, and injects an approprate SqlProjection into the logical table

join

MappingUnion join(MappingUnion a,
                Mapping b)

leftJoin

MappingUnion leftJoin(MappingUnion a,
                    Mapping b)

union

MappingUnion union(List<MappingUnion> members)

slice

MappingUnion slice(MappingUnion a,
                 Long limit,
                 Long offset)

Parameters:

a -

limit - The limit. Null for no limit

offset - The offset. Null for no offset

Returns:

project

MappingUnion project(MappingUnion a,
                   List<com.hp.hpl.jena.sparql.core.Var> vars)

filter

MappingUnion filter(MappingUnion a,
                  com.hp.hpl.jena.sparql.expr.ExprList exprs)

distinct

MappingUnion distinct(MappingUnion a)

groupBy

MappingUnion groupBy(MappingUnion a,
                   com.hp.hpl.jena.sparql.core.VarExprList groupVars,
                   List<com.hp.hpl.jena.sparql.expr.ExprAggregator> aggregators)

extend

MappingUnion extend(MappingUnion a,
                  VarDefinition varDef)

order

MappingUnion order(MappingUnion a,
                 List<com.hp.hpl.jena.query.SortCondition> sortConditions)