MongoDB

Yes, it is deleted. Hence, it is better to eliminate the attribute and then save the object again.

During the sequencing of the names of the database and the collection, the namespace is used.

Although MongoDB, Couchbase, and Couchbase DB are common in many ways, still they are different in the case of necessities for...

MongoDB scrap stands on a collection. So, an album of all substances is kept in a lump or mass. Only...

Learn about a brief comparison between MongoDB and Cassandra using this table. Criteria MongoDB Cassandra Data Model Document Bigtable like Database scalability...

In MongoDB, primary nodes are the node that can accept write. These are also known as master nodes. The replication...

A replica can be specified as a group of mongo instances that host the same data set. In a replica...

In MongoDB, Sharding is a procedure of storing data records across multiple machines. It is a MongoDB approach to meet...

A query is called covered query if satisfies the following two conditions:

If a shard is down and you even do query then your query will be returned with an error unless...