Duration 5 days – 35 hrs
Overview
This Basic SQL Training Course is designed to introduce participants to the fundamentals of SQL (Structured Query Language). Participants will learn how to create, manage, and manipulate databases to solve real-world problems effectively. The course emphasizes hands-on practice, making participants comfortable with writing and executing SQL queries to retrieve, update, and manage data within a relational database management system.
Objectives
- Understand the basic concepts of databases and SQL.
- Learn how to write SQL statements to retrieve and manipulate data.
- Gain familiarity with key database structures such as tables, relationships, and indexes.
- Perform basic data operations including SELECT, INSERT, UPDATE, and DELETE.
- Learn to use SQL functions for data analysis and reporting.
- Develop problem-solving skills using SQL queries.
Audience
- Beginners who are new to databases and SQL.
- IT professionals and business analysts who want to enhance their data querying skills.
- Students or career switchers looking to develop foundational SQL skills.
- Anyone interested in learning how to work with relational databases.
Pre- requisites
- Basic computer skills.
- Familiarity with data and spreadsheets is helpful but not required.
Course Content
Day 1: Introduction to Databases and SQL Basics
- Overview of databases and relational database concepts
- Introduction to SQL and its uses
- Setting up a SQL environment
- Understanding tables, rows, columns, and data types
- Writing simple SQL queries (SELECT statements)
Day 2: Data Retrieval and Filtering
- Using WHERE clauses to filter data
- Working with logical operators (AND, OR, NOT)
- Sorting results using ORDER BY
- Limiting results with LIMIT and OFFSET
- Handling NULL values
Day 3: Data Aggregation and Functions
- Introduction to SQL functions (COUNT, SUM, AVG, MIN, MAX)
- Grouping data using GROUP BY
- Filtering groups with HAVING clauses
- Combining data from multiple tables using JOINs (INNER, LEFT, RIGHT)
Day 4: Data Modification and Database Management
- Inserting data into tables (INSERT INTO)
- Updating existing records (UPDATE)
- Deleting records (DELETE)
- Introduction to primary keys, foreign keys, and data integrity
- Creating and modifying tables
Day 5: Advanced Queries and Best Practices
- Using subqueries to solve complex problems
- Introduction to views and indexing for optimization
- Basic introduction to transactions and rollback
- Best practices for writing clean and efficient SQL queries
- Hands-on exercises and project work to consolidate learning
