Beyond the methods documented below, this class inherits methods from the RDF::Query::Algebra class.
"new ( $from, $to, $silent )"
Returns a new COPY structure.
"construct_args"
Returns a list of arguments that, passed to this class' constructor, will produce a clone of this
algebra pattern.
"as_sparql"
Returns the SPARQL string for this algebra expression.
"sse"
Returns the SSE string for this algebra expression.
"referenced_blanks"
Returns a list of the blank node names used in this algebra expression.
"referenced_variables"
"from"
"to"
"silent"