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.
Collections are like that of tables of RDBMS and are capable enough to store documents of diverse or dissimilar types. Creation and removal of collections in MongoDB can be done in specific ways. In this chapter, you will learn about the creation of collections in a database created using MongoDB.
Cards are a square or rectangular box-shaped bordered element in which contents reside with some padding around it. Options like contents, headers, footers can also be included in it. These cards can be used for different purposes and provide different styles and features which you will study in this chapter.
For storing data in a MongoDB, you need to create a database first. This will allow you to systematically organize your data so that it can be retrieved as per requirement. If you wish to delete a database, MongoDB also allows you to delete that. In this chapter, you will learn how to create and delete a database in MongoDB.