SQL for Beginners: Fundamentals & Database Setup

Descripción

If you work with data and have never touched SQL, you are leaving one of the most in-demand skills on the table. This course changes that: from database basics to writing real queries, from scratch. Here is what you will build: • SQL and Database Foundations Understand what SQL and relational databases are. Explore database systems across MySQL, PostgreSQL, SQLite, Oracle, and more. • Database Setup and Environments Build a working SQL environment on your machine. Install MySQL, SQLite, and PostgreSQL on Windows and macOS, configure MySQL Workbench and pgAdmin, and run real queries. • Database Design & Normalization Apply 1NF, 2NF, 3NF, and BCNF to eliminate redundancy & build schemas that also stay clean as data grows. • ER Diagrams & Relationships Map entities, attributes, keys, & relationship types. Apply ON DELETE rules across one-to-many and many-to-many relationships. • SQL Querying in Practice Write queries by making use of WHERE, ORDER BY, LIMIT, & DISTINCT. Filter with BETWEEN, IN, IS NULL, and LIKE on real tables. Taught in Hindi and ideal for anyone starting a data career. 160+ LearnKartS courses have shaped 200,000+ careers. Start yours now.