Uses of Package
de.fuberlin.wiwiss.d2rq.algebra

Packages that use de.fuberlin.wiwiss.d2rq.algebra

Package	Description
de.fuberlin.wiwiss.d2rq.algebra	Implementation of an RDF-based relational algebra.
de.fuberlin.wiwiss.d2rq.dbschema	JDBC-based database schema inspection code.
de.fuberlin.wiwiss.d2rq.engine
de.fuberlin.wiwiss.d2rq.expr
de.fuberlin.wiwiss.d2rq.find	The find query implementation can answer simple queries for triple patterns (RDF triples that may contain wildcards in the subject, predicate, and/or object positions).
de.fuberlin.wiwiss.d2rq.map	Classes that represent the components of a mapping file.
de.fuberlin.wiwiss.d2rq.mapgen	The mapping generator introspects a database schema and generates a simple default D2RQ mapping that matches the DB schema.
de.fuberlin.wiwiss.d2rq.nodes	Code that maps a set of database values into a set of RDF nodes.
de.fuberlin.wiwiss.d2rq.optimizer.expr
de.fuberlin.wiwiss.d2rq.parser	Code that converts a D2RQ mapping file from its RDF representation into corresponding Java objects.
de.fuberlin.wiwiss.d2rq.sql	SQL query and result processing code.
de.fuberlin.wiwiss.d2rq.sql.vendor
de.fuberlin.wiwiss.d2rq.values	Code for expressing a rule that generates a set of values from some data in the database.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.algebra

Class and Description
AliasMap A map from table names to aliases.
AliasMap.Alias
Attribute A database column.
ColumnRenamer Something that can rename columns in various objects.
CompatibleRelationGroup A group of Relations that can be combined into a single relation without changing the semantics of NodeMakers.
Join Represents an SQL join between two tables, spanning one or more columns.
NodeRelation A Relation associated with a number of named NodeMakers.
OrderSpec
ProjectionSpec Something to be used in the SELECT clause of a SQL query, e.g.
Relation TODO Describe this type TODO Add uniqueConstraints() TODO Explicitly list tables!!!
RelationalOperators
RelationName A relation name, including an optional schema name.
TripleRelation A collection of virtual triples obtained by applying a Relation to a database, and applying NodeMakers for subject, predicate and object to each result row.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.dbschema

Class and Description
Attribute A database column.
Join Represents an SQL join between two tables, spanning one or more columns.
RelationName A relation name, including an optional schema name.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.engine

Class and Description
NodeRelation A Relation associated with a number of named NodeMakers.
ProjectionSpec Something to be used in the SELECT clause of a SQL query, e.g.
Relation TODO Describe this type TODO Add uniqueConstraints() TODO Explicitly list tables!!!
TripleRelation A collection of virtual triples obtained by applying a Relation to a database, and applying NodeMakers for subject, predicate and object to each result row.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.expr

Class and Description
AliasMap A map from table names to aliases.
Attribute A database column.
ColumnRenamer Something that can rename columns in various objects.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.find

Class and Description
TripleRelation A collection of virtual triples obtained by applying a Relation to a database, and applying NodeMakers for subject, predicate and object to each result row.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.map

Class and Description
AliasMap A map from table names to aliases.
Attribute A database column.
Relation TODO Describe this type TODO Add uniqueConstraints() TODO Explicitly list tables!!!
TripleRelation A collection of virtual triples obtained by applying a Relation to a database, and applying NodeMakers for subject, predicate and object to each result row.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.mapgen

Class and Description
Attribute A database column.
Join Represents an SQL join between two tables, spanning one or more columns.
RelationName A relation name, including an optional schema name.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.nodes

Class and Description
Attribute A database column.
ColumnRenamer Something that can rename columns in various objects.
OrderSpec
ProjectionSpec Something to be used in the SELECT clause of a SQL query, e.g.
RelationalOperators

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.optimizer.expr

Class and Description
Attribute A database column.
NodeRelation A Relation associated with a number of named NodeMakers.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.parser

Class and Description
AliasMap A map from table names to aliases.
AliasMap.Alias
Join Represents an SQL join between two tables, spanning one or more columns.
OrderSpec
ProjectionSpec Something to be used in the SELECT clause of a SQL query, e.g.
Relation TODO Describe this type TODO Add uniqueConstraints() TODO Explicitly list tables!!!

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.sql

Class and Description
AliasMap.Alias
Attribute A database column.
ColumnRenamer Something that can rename columns in various objects.
Join Represents an SQL join between two tables, spanning one or more columns.
ProjectionSpec Something to be used in the SELECT clause of a SQL query, e.g.
Relation TODO Describe this type TODO Add uniqueConstraints() TODO Explicitly list tables!!!
RelationName A relation name, including an optional schema name.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.sql.vendor

Class and Description
Attribute A database column.
RelationName A relation name, including an optional schema name.

Classes in de.fuberlin.wiwiss.d2rq.algebra used by de.fuberlin.wiwiss.d2rq.values

Class and Description
Attribute A database column.
ColumnRenamer Something that can rename columns in various objects.
OrderSpec
ProjectionSpec Something to be used in the SELECT clause of a SQL query, e.g.