How to delete lots of mongodb collections at once?

Question

There are a lot of mongodb collections in my database that I need to delete. They all have similar names, and it would be easy to delete them if only wildcard characters cou

Answer 1

For regex you can use string.match

db.getCollectionNames().forEach(function(c) {
    if(!c.match("^system.indexes")) { 
        db.getCollection(c).drop();
    }
  });