One Year of DynamoDB at Timehop
2,675,812,470That’s the number of rows in our largest database table. Or it was, one year ago today. Since then, it’s grown to over 60 billion rows. On average, that’s roughly 160mm inserts per day. When I think about it, that seems like quite a lot. But because the database we use is Amazon’s DynamoDB, I rarely have to think about it at all. In fact, when Timehop’s growth spiked from 5,000 users/
Oracle Announces General Availability of MySQL 5.7
Oracle Announces General Availability of MySQL 5.7 New version of the world’s most popular open source database is up to 3x faster than MySQL 5.6 in benchmark tests Redwood Shores, Calif.—Oct 19, 2015 Oracle today announced the general availability of MySQL 5.7, the latest version of the world’s most popular open source database. The new version delivers greater performance, scalability and manage
What ORMs have taught me: just learn SQL
What ORMs have taught me: just learn SQL I’ve come to the conclusion that, for me, ORMs are more detriment than benefit. In short, they can be used to nicely augment working with SQL in a program, but they should not replace it. Some background: For the past 30 months I’ve been working with code that has to interface with Postgres and to some extent, SQLite. Most of that has been with SQLAlchemy (
ReactiveMongo - Home
Reactive Scala Driver for MongoDB Asynchronous & Non-Blocking ReactiveMongo is a Scala driver that provides fully non-blocking and asynchronous I/O operations. Scale better, use fewer threads With a classic synchronous database driver, each operation blocks the current thread until a response is received. This model is simple but has a major flaw - it can’t scale that much. Imagine that you have a
スキーマ不定のデータをRDBに永続化する方法の比較 — ありえるえりあ
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GitHub - mauricio/postgresql-async: Async, Netty based, database drivers for PostgreSQL and MySQL written in Scala
GitHub - seratch/scalikejdbc: A tidy SQL-based DB access library for Scala developers. This library naturally wraps JDBC APIs and provides you easy-to-use APIs.