SQL for Beginners: Fundamentals & Database Setup

Overview

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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.

Syllabus

Database Foundations: Data, SQL & System Types

Understand what data is, how it is stored, and why databases are essential for modern applications. Explore SQL basics and the differences between relational and non-relational database systems.

Database Setup & Design Fundamentals: SQL Environments and Normalization

Learn how to set up SQL environments and work with tools like MySQL, PostgreSQL, and SQLite. Understand database design principles and normalization techniques (1NF to BCNF) for efficient data structuring.

Database Modeling & Basic SQL Querying

Learn how to design databases using ER diagrams, entities, relationships, and keys. Start writing SQL queries including table creation, data insertion, filtering, sorting, and basic data retrieval.