Workspace Ronniedeveloper-ronnie.hashnode.dev·Nov 5, 2024PART-1 : Introduction to SQL and Database FundamentalsDATABASE A database is an organized collection of structured information or data stored electronically, allowing for easy access, management, and retrieval. A Database Management System (DBMS) is software that helps create, manage, and manipulate d...Discuss·46 readsSQL MasteryDatabases
Steve Hatmaker Jr.forSteve Hatmaker Jrstevehatmakerjr.com·Nov 5, 2024How to Use CASE Statements in SQLWhat is the CASE Statement in SQL? Have you ever needed to show different data based on certain conditions in your SQL queries? Maybe you’re working on a report and want to categorize results based on specific criteria. The SQL CASE statement is your...DiscussSQL
Younis Ahmedyounis.hashnode.dev·Oct 29, 2024Introduction to SQL Language: SQL Syntax and Command StructureSQL, as a declarative language, is designed with an intuitive syntax that resembles natural language. This design philosophy allows users to express their data management needs succinctly and clearly. In this section, we will delve deeper into the st...DiscussDatabasedatabasemanagement
Younis Ahmedyounis.hashnode.dev·Oct 28, 2024Introduction to SQL Language: Unlocking the Power of Data ManagementOverview In the realm of data management, SQL (Structured Query Language) stands out as a cornerstone of interacting with relational databases. Since its inception in the 1970s, SQL has grown into a powerful programming language tailored for managing...DiscussDatabaseSQL
Abhay Pratap Mauryaabhayapm.hashnode.dev·Oct 19, 2024SQL (Structured Query Language)SQL (Structured Query Language) is a standardized language used to manage and manipulate relational databases. SQL allows you to create, query, update, and delete data from relational databases. It also handles the creation of database objects such a...DiscussDatabasesSQL
S.S.S DHYUTHIDHARsudheendra.hashnode.dev·Oct 6, 2024SQL: The Secret Ingredient for Data InsightsHey Everyone, My name is Dhyuthidhar. Today, I’m going to explain how to use ingredients to make recipes in my kitchen—uh oh...I mean, how to use SQL operations to get insights from your data! Buckle up, let’s dive right in… Every day, after classes,...DiscussSQL
Varun Chopravarunchopra08.hashnode.dev·Sep 19, 2024Data Analysis Using SQLIntroduction to the Topic: What is PostgreSQL? PostgreSQL is an advanced relational database system. PostgreSQL supports both relational (SQL) and non-relational (JSON) queries.It is a free and open-source relational database management system. How ...Discuss#SQLtutorial
Vishal Barvaliyavishalbarvaliya.hashnode.dev·Sep 17, 2024Why Do MAANG Companies Ask Data Structures and Algorithms in Interviews for Data Engineers?If you’ve been preparing for a data engineering job at companies like Meta, Amazon, Apple, Netflix, or Google—often called MAANG—you might have noticed something surprising. They don’t just ask questions about tools like SQL, Python, or cloud platfor...DiscussData Science
Victor Uzoagbavictoru.hashnode.dev·Sep 9, 2024Optimizing SQL Queries for Better PerformanceSQL (Structured Query Language) is the standard language used for interacting with relational databases. Whether you are dealing with small-scale databases or enterprise-level systems, query optimization is critical to ensure performance efficiency. ...Discuss·1 like#SQL #Database #SQLQuery #DatabaseManagement #DataManipulation #DataAnalysis #StructuredQueryLanguage #SQLTips #SQLTricks #SQLSyntax #SQLBestPractices #SQLPerformance #SQLDatabase #SQLServer #SQLTutorial #SQLQueries #SQLDatabaseManagement #SQLDataManipulation #SQLDataAnalysis #SQLLearning
Victor Uzoagbavictoru.hashnode.dev·Sep 9, 2024Understanding SQL Indexes: Types and Best PracticesSQL (Structured Query Language) indexes are a fundamental part of database optimization, offering significant performance improvements for query processing. Without indexes, the database would have to scan entire tables to find relevant data, making ...Discusssoftware development
