MySQL
MySQL is an open-source relational database management system widely used for storing and managing structured data. It supports SQL for querying, updating and controlling data efficiently. Known for reliability, speed and scalability, MySQL powers web applications, enterprise systems and cloud platforms. It is commonly used with PHP, Java, Python and modern application stacks like LAMP and MERN.
Top MySQL Articles
SQL Performance Tuning : Advanced Techniques with Examples
SQL Performance Tuning: A Complete Guide with Advanced Techniques and Examples, SQL Query Performance Tuning
Temporary Table in SQL
Temporary tables in SQL store session-based data. Learn what temporary tables are, how to create them, use cases and automatic deletion behavior.
How to Truncate a Table in SQL
TRUNCATE Table command in SQL | how to TRUNCATE TABLE in a database | how to TRUNCATE TABLE in SQL | TRUNCATE TABLE in MYSQL, SQL Server and Oracle
How to Rename a Tables in SQL
Rename Table command in SQL | how to rename a table in a database | how to rename a table in SQL | rename tables in MYSQL, SQL Server and Oracle
How to Show Tables in SQL
SHOW Table command in SQL | how to show all tables in a database | list of all user define tables in SQL | show tables in MYSQL, SQL Server and Oracle | retrieve list of all database tables in relational database.
DROP DATABASE in SQL
The SQL DROP DATABASE statement is a powerful command in SQL that is used to permanently delete an existing database from a system, including all its data, tables, views, indexes, stored procedures , constraints and any other elements that belong to it. Once executed, the database and all its contents are permanently deleted and cannot be recovered unless a backup is available. This command should be used with caution, because it permanently deletes the database and all its contents.
CREATE Database in SQL
A database is an organized collection of data stored in a computer system, designed to facilitate efficient data storage and retrieval. Different query languages can be used to create and manage databases and SQL is one such language. Creating a database in SQL is one of the first steps in setting up a structured environment to store and manage data efficiently. After creating a database you can start creating tables, views, stored procedures and other database objects within it.
JOIN in SQL
Join in SQL, JOIN is an SQL operation that combines data from two or more tables based on relationships between columns. JOIN is the most powerful features of SQL to combine data from multiple tables. In this article, we will explore what SQL JOINs are, syntax of SQL JOIN, type of SQL JOINs ( inner join , left join , right join etc), Key Characteristics of SQL JOIN etc
LIKE Operator in SQL : Syntax & Wildcard Search with FAQs
Learn how the SQL LIKE operator works to match text patterns using % and _ wildcards. Perform flexible searches and retrieve targeted data easily.
SQL AVG Function: Syntax & Examples Explained
Learn how to calculate averages in SQL using the AVG aggregate function. Understand syntax, numeric data types, use cases and practical examples.
Popular Topics
Coding InterviewMethodInterview ExperienceInterview QuestionsCoding ProblemsApplication DesignTechnical InterviewMathInterview Preparation TipsC#
Coding Interview is a technical evaluation where candidates solve programming problems to demonstrate their problem-solving skills, data structure and algorithm knowledge and coding proficiency. It typically includes writing optimized code, explaining logic and analyzing time and space complexity to assess real-world programming ability.
A method is a block of code that performs a task.
An interview experience is a detailed account of the interview process for a specific role, covering rounds, questions asked, difficulty level, preparation tips and personal insights to help future candidates understand what to expect and how to prepare effectively.
Interview Questions are structured queries asked by employers to evaluate a candidate’s technical skills, problem-solving ability, experience, communication skills and cultural fit. These questions can include HR, behavioral, technical, coding and situational topics to assess whether the candidate is suitable for the job role and organization.
Coding problems are exercises designed to test a programmer’s ability to write logic, solve challenges and apply algorithms or data structures. They help improve problem-solving skills, logical thinking and coding efficiency. Common in interviews and competitive programming, coding problems range from simple tasks to complex algorithmic challenges, preparing developers for real-world software development scenarios.
Application design is the process of planning and structuring an application’s architecture, user interface, data flow and functionality to meet user and business requirements. It involves decisions on technology stack, design patterns, scalability and security. Good application design ensures performance, maintainability and a seamless user experience across platforms and devices.
Technical Interview is a structured assessment where employers evaluate a candidate’s technical skills, problem-solving ability and practical knowledge related to a specific role. It typically includes coding challenges, system design questions, debugging tasks and discussions about past projects. The goal of a technical interview is to measure how effectively a candidate can apply their technical expertise to solve real-world problems.
math tag that is used for mathematical operations Math is the study of numbers, shapes, patterns and logical relationships. It provides tools for problem-solving, measurement and analysis across science, technology, engineering and daily life. Math includes fields like algebra, geometry, calculus and statistics. It builds critical thinking skills and forms the foundation for computing, algorithms, data science and modern technological advancements.
Interview preparation tips focus on researching the company, understanding the job role, practicing common HR and technical questions, refining communication skills and presenting yourself confidently to make a strong and professional impression during the interview.
C# (C-Sharp) is a modern, object-oriented programming language developed by Microsoft for building secure, scalable applications. It runs on the .NET platform and supports features like strong typing, garbage collection, LINQ, async programming and cross-platform development. C# is widely used for web, desktop, game development (Unity), cloud services and enterprise-level software solutions.
Popular Articles
Mastering the Singleton Design Pattern in C#, Singleton Design Pattern in Depth: Structure, Use Cases and Best Practices, in depth design pattern, LLD , low level design
namespace in c# | namspace concept in c# | c# namespace | c sharp namespace | what is namesapce and it's use cases | why should we use namespace
Maximum Product Subarray, Find Maximum Product Subarray in an Array, Given an integer array arr, find a subarray that has the largest product,
You are given two integer arrays arr1 and arr2, sorted in accending order, and two integers m and n, representing the number of elements in arr1 and arr2 respectively. Merge arr1 and arr2 into a single array sorted in accending order.
List Handling in Java vs C# vs C++ A Deep Comparison, This comparison provides a full view java , c# and c++ List like data structures
Top 50 SQL Interview Questions and Answers (Beginner to Intermediate). Top SQL Interview Questions for fresher. Frequently asked SQL interview questions with answers
install mysql by docker. docker mysql server installation. MySQL is one of the most popular open-source relational database management systems. Docker container is a great way to manage and deploy databases in a portable and isolated environment. In this article, we will walk through the steps by step to install and run MySQL in Docker.
How to Approach HR Interview Questions , What to Keep in Mind While Answering HR Interview Questions, HR Interview Questions and Answers
Top High-Level Design(HLD) Interview Questions and answers, HLD QnA, HLD interview preparation
Most Popular Tools
Explore our top online tools including a blank page for notes, a QR code generator, word counter and collaborative editor. These free, easy-to-use utilities help you write, analyze, share and organize content faster. Perfect for developers, creators and students to streamline everyday digital tasks efficiently.
Blank Page
Create a blank canvas for your ideas, notes or sketches. Use this tool for rough work and jotting down your thoughts
QR Code Generator
A QR Code Generator is a tool that instantly converts text, URLs or other data into a scannable QR code. Users can create custom QR codes for websites, contact info or messages. It's commonly used for quick access, sharing and printing without needing a backend or complex setup.
Word Counter
Perform various string operations like counting characters, words or letters.
Collaborative Editor
Collab Editor is a powerful, free-to-use online platform that lets you collaborate in real-time. Whether you re working on documents, brainstorming idea, or discussing projects etc