NAME

RDF::Query::Algebra::Extend - Algebra class for extending the variable projection

VERSION

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

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

new ( $pattern, \@vars_and_exprs ): Returns a new Extend structure.
construct_args: Returns a list of arguments that, passed to this class' constructor, will produce a clone of this algebra pattern.
pattern: Returns the pattern to be sorted.
vars: Returns the vars to be extended.
sse: Returns the SSE string for this algebra expression.
as_sparql: Returns the SPARQL string for this algebra expression.
as_hash: Returns the query as a nested set of plain data structures (no objects).
type: Returns the type of this algebra expression.
referenced_variables: Returns a list of the variable names used in this algebra expression.
potentially_bound: Returns a list of the variable names used in this algebra expression that will bind values during execution.
definite_variables: Returns a list of the variable names that will be bound after evaluating this algebra expression.
is_solution_modifier: Returns true if this node is a solution modifier.

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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