NAME

RDF::Query::Algebra::Update - Algebra class for UPDATE operations

VERSION

This document describes RDF::Query::Algebra::Update version 2.919.

METHODS

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

new ( $delete_template, $insert_template, $pattern, \%dataset, $data_only_flag )

Returns a new UPDATE structure.

construct_args

Returns a list of arguments that, passed to this class' constructor, will produce a clone of this algebra pattern.

sse

Returns the SSE string for this algebra expression.

as_sparql

Returns the SPARQL string for this algebra expression.

referenced_blanks

Returns a list of the blank node names used in this algebra expression.

referenced_variables

delete_template

insert_template

pattern

dataset

data_only

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.

AUTHOR

Gregory Todd Williams <gwilliams@cpan.org>