int128 https://blog.hatena.ne.jp/int128/ GeekFactory https://int128.hatenablog.com/ app engine java appengine-mapreduce-javaで並列度が上がらないから変だと思っていたら、ユーザガイドに以下の記述がありました。 Sharding is currently done by splitting the space of keys lexicographically. For instance, suppose you have the keys 'a', 'ab', 'ac', and 'e' and you request two splits. The framework will find that the first key is 'a' and the last k… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fint128.hatenablog.com%2Fentry%2F20101108%2F1289233875" title="appengine-mapreduce-javaにおけるShardingの制限事項 - GeekFactory" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2010-11-08 01:31:15 rich https://int128.hatenablog.com/entry/20101108/1289233875 1.0 100%