GRAPH engine – Mk.II
The GRAPH engine allows you to deal with hierarchies and graphs in a purely relational way. So, we can find all children of an item, path from an item to a root node, shortest path between two items,...
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Walking the Tree of Life in simple SQL
Antony and I are busy getting the Open Query GRAPH Engine code ready so you all can play with it, but we needed to test with a larger dataset to make sure all was fundamentally well with the system. We...
View ArticleClik here to view.
OQGRAPH on Launchpad, graph examples
The MySQL 5.0 and MySQL/MariaDB 5.1 source code is now also available through Launchpad. If you were waiting for a version for 5.1 and are ok with building the plugin from source, now you can! The repo...
View ArticleClik here to view.
OQGRAPH update: speed, maze example, 5.0 packages
Antony has done a bit of magic, considerably speeding up inserts. Since the base implementation does not have persistence, insert speed is particularly important. Copying the 2×89,051 edges for the...
View ArticleGRAPH engine – Mk.II
The GRAPH engine allows you to deal with hierarchies and graphs in a purely relational way. So, we can find all children of an item, path from an item to a root node, shortest path between two items,...
View ArticleClik here to view.
Walking the Tree of Life in simple SQL
Antony and I are busy getting the Open Query GRAPH Engine code ready so you all can play with it, but we needed to test with a larger dataset to make sure all was fundamentally well with the system. We...
View ArticleClik here to view.
OQGRAPH on Launchpad, graph examples
The MySQL 5.0 and MySQL/MariaDB 5.1 source code is now also available through Launchpad. If you were waiting for a version for 5.1 and are ok with building the plugin from source, now you can! The repo...
View ArticleClik here to view.
OQGRAPH update: speed, maze example, 5.0 packages
Antony has done a bit of magic, considerably speeding up inserts. Since the base implementation does not have persistence, insert speed is particularly important. Copying the 2×89,051 edges for the...
View Article
