In this chapter, you will come across the various concepts and techniques that are used for preserving the security of information and other related assets in an organization or firm.
In MongoDB, replication can be implemented for the processing where it is taken care of that same data is accessible on more than a single MongoDB server. Through this concept of MongoDB, the availability of data increases. In this chapter, you will learn about this concept.
Sharding is an approach of distributing data across different machines. In other words, it can be said that the sharding concept is used for splitting large data sets into undersized data sets across several MongoDB instances. In this chapter, you will learn about this MongoDB feature name - sharding.
SQL Injection which is abbreviated as SQLi is one of the popular databases attacking technique that poisons dynamic SQL statements which blurs out certain segments of the query assertion or append an additional condition which leads the logic to true.
After creating an updating the document, a situation might occur where you want to delete any document or a set of documents. MongoDB also allows you to delete any particular document or multiple collections of documents. In this chapter, you will learn about how to delete documents from a MongoDB database.