Apache Arrow: A new open source in-memory columnar data format
If you don't speak press-release, this is a cool project to create an in-memory interop format for columnar data, so various tools can share data without a serialize/deserialize step which is very expensive compared to copying or sharing memory on the same machine or within a local network.<p><a href="https://git-wip-us.apache.org/repos/asf?p=arrow.git;a=blob;f=format/Layout.md;h=c393163bf894bab283641882d9aa4a8c2ef0ef8e;hb=HEAD" rel="nofollow">https://git-wip-us.apache.org/repos/asf?p=arrow.git;a=blob;f...</a><p>(edited post because I fail reading git and didn't notice the java implementation)