NAME

RDF::Query::Algebra::GroupGraphPattern - Algebra class for GroupGraphPattern patterns

VERSION

This document describes RDF::Query::Algebra::GroupGraphPattern version 2.903.

METHODS

new ( @graph_patterns )

Returns a new GroupGraphPattern structure.

construct_args

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

patterns

Returns a list of the graph patterns in this GGP.

add_pattern

Appends a new child pattern to the GGP.

sse

Returns the SSE string for this alegbra expression.

as_sparql

Returns the SPARQL string for this alegbra 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.

AUTHOR

Gregory Todd Williams <gwilliams@cpan.org>