Installation of PostgreSQL Linux using Source Code: To begin, connect to the Linux virtual Machine via PuTTY using IP address. To obtain the IP address, log into the virtual machine and enter the command ‘ifconfig’ in the terminal. Now open Putty and enter the IP… Read More
Collection : It is a group of documents in a database.collection is like a table in a relational database. The database contains collections,collections contains documents and the documents contain data in it. Naming restriction for collections in MongoDB: 1. Collection name must begin with a… Read More
About JSON and BSON Both JSON and BSON are data interchange formats used for the representation and transmission of data between applications. JSON: (Java script Object Notation) It is text based format that is lightweight and also human readable format. Based on the javascript syntax… Read More
Installation of MongoDB on Windows Operating SystemInstallation of MongoDB on Windows Operating System To download community version, follow these steps. → Click on the link https://www.mongodb.com/try/download/community. → In version section select the version of MongoDB to download. → In platform select windows. → In package… Read More
Guide to Installing VirtualBox on Windows for Running Linux Virtual Machines: If you’re a Windows user, who wants to learn PostgreSQL on a Linux Platform, one of the best solutions is to use Linux virtual machines in VirtualBox. In this article, we’ll guide you through… Read More
OPERATORS IN PYTHON Operator: It is defined as a symbol which is responsible for a particular operation between two operands. Python supports different types of operators: 1.Arithmetic Operators 2.Assignment Operators 3.Logical Operators 4.Comparison Operators 5.Bitwise Operators 6.Identity Operators 7.Membership Operators Arithmetic Operators: They are… Read More
Installation of PostgreSQL As PostgreSQL is an open source, we can download it from official website (www.postgresql.org) by following below steps: Go to official website >> Click on Download >> Choose your System OS >> Click “Download the installer” Select latest version (15.2 present) of… Read More
Introduction to MongoDB MongoDB is an open and free NoSQL database management system. It is a document oriented database, i.e. it will store all the data in semi-structured Binary JSON like documents. Features of MongoDB Document Object Data Model: MongoDB stores the data as Binary… Read More
Introduction to PostgreSQL • PostgreSQL (pronounced as post-gress-Q-L) is a high demand open-source object relational database management system (ORDBMS). It was developed by a worldwide team of volunteers. It is not controlled by any private entity so, it is available for free. • PostgreSQL uses… Read More
FUNCTIONS IN PYTHON FUNCTION : A function is a block of code that executes only when it is called. Data can be passed to functions as parameters. A function can return the result or output the result. In python a function can be created or… Read More
