Hacker News new | ask | show | jobs
by GrayShade 2436 days ago
Nowadays not much, but it used to be overrated and had serious reliability problems.

Your startup probably doesn't need Big Data (TM). Just use a relational database like Postgres and learn a bit of SQL. IIRC, Postgres outperformed Mongo at JSON processing, which was supposed to be one of the stronger points of MongoDB.