What are the advantages of using a schema-free database like MongoDB compared to a relational database?

Question

I\'m used to using relational databases like MySQL or PostgreSQL, and combined with MVC frameworks such as Symfony, RoR or Django, and I think it works great.

But la

Answer 1

1. MongoDB supports search by fields, regular expression searches.Includes user defined java script functions.
2. MongoDB can be used as a file system, taking advantage of load balancing and data replication features over multiple machines for storing files.