RDF::Query::Plan::Aggregate - Executable query plan for Aggregates.

This document describes RDF::Query::Plan::Aggregate version 2.907.

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

new ( $pattern, \@group_by, expressions => [ [ $alias, $op, \%options, @attributes ], ... ] )

execute ( $execution_context )

next

close

pattern

Returns the query plan that will be used to produce the aggregated data.

groupby

Returns the grouping arguments that will be used to produce the aggregated data.

plan_node_name

Returns the string name of this plan node, suitable for use in serialization.

sse ( $context, $indent )

distinct

Returns true if the pattern is guaranteed to return distinct results.

ordered

Returns true if the pattern is guaranteed to return ordered results.

 Gregory Todd Williams <gwilliams@cpan.org>