NAME

RDF::Query::Node - Base class for Algebra expressions

METHODS

referenced_blanks: Returns a list of the blank node names used in this algebra expression.
referenced_functions: Returns a list of the Function URIs used in this algebra expression.
check_duplicate_blanks: Returns true if blank nodes respect the SPARQL rule of no blank-label re-use across BGPs, otherwise throws a RDF::Query::Error::QueryPatternError exception.
qualify_uris ( \%namespaces, $base ): Returns a new algebra pattern where all referenced Resource nodes representing QNames (ns:local) are qualified using the supplied %namespaces.
subpatterns_of_type ( $type ): Returns a list of Algebra patterns matching $type (tested with isa). This list includes the current algebra object if it matches $type, and is generated in infix order.

Gregory Todd Williams <gwilliams@cpan.org>

To install RDF::Query, copy and paste the appropriate command in to your terminal.

cpanm RDF::Query

perl -MCPAN -e shell
install RDF::Query

For more information on module installation, please visit the detailed CPAN module installation guide.

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