SQL DISTINCT Statement
SQL DISTINCTstatements are used to return unique values from a table. There can be many occasions in a table where we can have duplicate values for certain columns. So DISTINCT…
SQL DISTINCTstatements are used to return unique values from a table. There can be many occasions in a table where we can have duplicate values for certain columns. So DISTINCT…
WHERE a clause in SQL (Structured Query Language) is a keyword that is used to specify a condition when fetching the data from a single or multiple tables. If the…
Load Balancer or LB in short form is one of the critical components of a distributed system. It helps to spread the incoming request or internet-based traffic across several servers…
A cluster manager is an external resource or a server through which Spark jobs can be submitted. It helps to acquire resources in the Spark cluster. Spark applications are independent…
Data Modelling techniques have been around in the IT (Information Technology) sector for many decades. It is creating a visual representation of different data points and structure connections. The main…
This blog post has the top Linux Interview questions and answers that will help you prepare for the next Linux Interview. We have divided the interview questions into various sections…
The following section has the important core Java Interview questions and answers that will help you prepare for the next Java Interview. Question: What is Java? Answer: Java is a…
In this blog post, we will go through important SQL Interview questions and answers that will help you prepare for the next SQL Interview. Question: What is a Database? Answer:…
System design is the process through which we design the architecture, components, and interfaces for software based on a given user requirement. It's a field of study in computer engineering…
So, You have decided to have a career in computer science. Now you are wondering where do I start or What should I learn for this? Don't worry, you have…