AtteanX::Store::LMDB - LMDB-based RDF store
This document describes AtteanX::Store::LMDB version 0.001
use AtteanX::Store::LMDB;
AtteanX::Store::LMDB provides a persistent quad-store based on
LMDB.
Beyond the methods documented below, this class inherits methods
from the Attean::API::QuadStore class.
- "new ()"
- Returns a new LMDB-backed store object.
- "size"
- Returns the number of quads in the store.
- "get_quads ( $subject, $predicate, $object, $graph )"
- Returns a stream object of all statements matching the specified subject,
predicate, object, and graph. Any of the arguments may be undef to match
any value.
- "get_graphs"
- Returns an iterator over the Attean::API::Term objects comprising the set
of graphs of the stored quads.
- "add_quad ( $quad )"
- Adds the specified $quad to the underlying
model.
- "remove_quad ( $statement )"
- Removes the specified $statement from the
underlying model.
- "create_graph( $graph )"
- This is a no-op function for the memory quad-store.
- "drop_graph( $graph )"
- Removes all quads with the given $graph.
- "clear_graph( $graph )"
- Removes all quads with the given $graph.
Please report any bugs or feature requests to through the GitHub
web interface at <https://github.com/kasei/perlrdf2/issues>.
Gregory Todd Williams
"<gwilliams@cpan.org>"
- •
- Diomede <https://github.com/kasei/diomede/> is a Swift LMDB-based
quadstore that shares the same file format as this module.
Copyright (c) 2020 Gregory Todd Williams. This program is free
software; you can redistribute it and/or modify it under the same terms as
Perl itself.