RDF::Query::Expression::Binary - Algebra class for binary expressions

This document describes RDF::Query::Expression::Binary version 2.907.

Beyond the methods documented below, this class inherits methods from the RDF::Query::Expression class.

sse

Returns the SSE string for this algebra expression.

as_sparql

Returns the SPARQL string for this algebra expression.

evaluate ( $query, \%bound )

Evaluates the expression using the supplied bound variables. Will return a RDF::Query::Node object.

promote_type ( $op, $lhs_datatype, $rhs_datatype )

Returns the XSD type URI (as a string) for the resulting value of performing the supplied operation on arguments of the indicated XSD types.

 Gregory Todd Williams <gwilliams@cpan.org>