RDF::QUERY::EXPRESSION(3PM) - man page online | library functions
Class for Expr expressions.
RDF::Query::Expression(3pm) User Contributed Perl Documentation RDF::Query::Expression(3pm)
NAMERDF::Query::Expression - Class for Expr expressions
VERSIONThis document describes RDF::Query::Expression version 2.916.
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. "as_hash" Returns the expression 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. "nonaggregated_referenced_variables" Returns a list of the variable names used in this algebra expression except those used as aliases for aggregate operations.
perl v5.20.2 2015-10-16 RDF::Query::Expression(3pm)
AUTHORGregory Todd Williams <@cpan.org>