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NAME

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

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 alegbra expression.

type

Returns the type of this algebra expression.

referenced_variables

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

fixup ( $bridge, $base, \%namespaces )

Returns a new pattern that is ready for execution using the given bridge. This method replaces generic node objects with bridge-native objects.

AUTHOR

 Gregory Todd Williams <gwilliams@cpan.org>