NAME

RDF::Trine::Model::Union - Union models for joining multiple stores together.

METHODS

new ( @stores )

Returns a new union-model over the list of supplied rdf stores.

add_statement ( $statement [, $context] )

Adds the specified $statement to the first rdf store.

remove_statement ( $statement [, $context])

Removes the specified $statement from all of the rdf stores.

remove_statements ( $subject, $predicate, $object [, $context])

Removes all statements matching the supplied $statement pattern from all of the rdf stores.

count_statements ($subject, $predicate, $object)

Returns a count of all the statements matching the specified subject, predicate and objects. Any of the arguments may be undef to match any value.

get_statements ($subject, $predicate, $object [, $context] )

Returns a stream object of all statements matching the specified subject, predicate and objects from all of the rdf stores. Any of the arguments may be undef to match any value.

get_pattern ( $bgp [, $context] )

Returns a stream object of all bindings matching the specified graph pattern.

AUTHOR

Gregory Todd Williams <gwilliams@cpan.org>