NAME
RDF::Query::Algebra::Minus - Algebra class for Minus patterns
VERSION
This document describes RDF::Query::Algebra::Minus version 2.900_01, released 30 January 2010.
METHODS
new ( $pattern, $opt_pattern )
-
Returns a new Minus 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 base pattern (LHS) onto which the minus pattern matches.
minus
-
Returns the minus pattern (RHS).
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.
binding_variables
-
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>