Frequently the Mongodb cluster server stopped without any instruction. finally got the simple solutions Mongodb forums.

MongoDB is an open source database server, that provides high performance, automatic scaling and high availability and designed for ease of development.

The following post describes about how to take a backups database and restores. Database dump is very important as part of maintain database.

When changes the collection name If you may received an error, errmsg Exception : you can not rename a Shared Collection,

Its possible to changes the name of an existing collection in MongoDB database. Assume that the database name is testdb and collection name is testcollection there are two ways to changing collection name,

In your new MongoDB 3.0.7 version, with remote database connection and authentication enabled in your system. If you are trying to remote connection with third party tool to his MongoDB database. Connection accepted from the remote database but the authentication failed.