debian man page for rdf::query::expression

RDF::Query::Expression(3pm)				User Contributed Perl Documentation			       RDF::Query::Expression(3pm)

NAME
       RDF::Query::Expression - Class for Expr expressions

VERSION
       This document describes RDF::Query::Expression version 2.908.

METHODS
       "new ( $op, @operands )"
	   Returns a new Expr structure.

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

       "op"
	   Returns the operator of the expression.

       "operands"
	   Returns a list of the operands of the expression.

       "sse"
	   Returns the SSE string for this algebra expression.

       "explain"
	   Returns a string serialization of the expression appropriate for display on the command line. This method is primarily used by the
	   "explain" method of the subclasses of RDF::Query::Plan.

       "type"
	   Returns the type of this algebra expression.

       "referenced_variables"
	   Returns a list of the variable names used in this algebra expression.

       "nonaggregated_referenced_variables"
	   Returns a list of the variable names used in this algebra expression except those used as aliases for aggregate operations.

AUTHOR
	Gregory Todd Williams <gwilliams@cpan.org>

perl v5.14.2							    2012-01-31					       RDF::Query::Expression(3pm)