Ruby on Rails — Improved PostgreSQL support, performance improvements and more...

Hi, this is Petrik, bringing you the latest news from the Rails world.Optimize Active Record batchingInstead of specifying a long list of ids for batch queries (WHERE IN (…ids…)), Active Record will iterate in ranges (WHERE id >= num1 AND id < num2).Add validity for PostgreSQL indexesWhen creating indexes with CONCURRENTLY, you could to end up with an invalid index. You can now ask an index if it’s valid.