de.fuberlin.wiwiss.d2rq.algebra
Interfaces 
RDFRelation
Relation
RelationalOperators
Classes 
AliasMap
AliasMap.Alias
Attribute
ColumnRenamer
ColumnRenamerMap
Join
JoinOptimizer
MutableRelation
RelationImpl
RelationName
TripleRelation
UnionOverSameBase