Build a strong foundation in data management with SQL and Database Fundamentals Training, a practical course designed for learners, developers, analysts, and IT professionals who want to understand how relational databases work and how SQL is used to manage and retrieve data.
SQL and Database Fundamentals Overview
The SQL and Database Fundamentals Training Course is a foundational program designed to introduce participants to relational databases, database concepts, and Structured Query Language (SQL). The course helps participants understand how data is stored, organized, retrieved, filtered, updated, and managed in a database environment.
This course provides practical knowledge of database tables, records, relationships, keys, queries, joins, filtering, sorting, grouping, basic reporting, data integrity, and database security awareness. Participants will learn how to write basic to intermediate SQL queries and understand how databases support business applications, reporting, analytics, software development, and IT operations.
The program is ideal for beginners, new IT employees, fresh graduates, business analysts, developers, testers, support teams, and other professionals who need to work with data and database-driven systems.
Duration 5 Days – 35 hrs.
Objectives
- Explain relational database concepts, including tables, keys, and relationships.
- Write SQL queries to filter, sort, group, and summarize data.
- Combine data from multiple tables using joins and subqueries.
- Create tables and modify data while maintaining data integrity.
- Apply basic normalization, transactions, indexing, and access control concepts.
- Design and query a small relational database for a business scenario.
Target Audience
- Beginners who need to work with databases or SQL
- Business analysts and data analysts
- Software developers and testers
- IT support staff and database support personnel
- Professionals preparing for further database or data analytics training
Prerequisites
- Basic computer skills and familiarity with files and folders
- Comfort working with spreadsheets or structured data
- No prior SQL or database experience required
Course Outline
Day 1 — Database foundations and first queries
Module 1: Introduction to Databases
- Data, databases, and database management systems
- Relational tables, rows, columns, and data types
- Primary keys, foreign keys, and relationships
- Overview of common SQL database tools
Module 2: SQL Query Basics
- SQL statement structure
- Retrieving data with SELECT and FROM
- Selecting specific columns and using aliases
- Removing duplicates with DISTINCT
Module 3: Filtering and Sorting Data
- Conditions with WHERE
- Comparison and logical operators
- Working with NULL
- Sorting results with ORDER BY
Day 2 — Summarizing and combining data
Module 4: SQL Functions and Expressions
- Calculated columns and expressions
- Common text, numeric, and date functions
- Handling missing values
- Conditional results with CASE
Module 5: Aggregation and Grouping
- Aggregate functions: COUNT, SUM, AVG, MIN, and MAX
- Grouping results with GROUP BY
- Filtering groups with HAVING
Module 6: Joining Tables
- How table relationships support queries
- INNER JOIN and LEFT JOIN
- Joining more than two tables
- Avoiding duplicate or missing results
Day 3 — Database design and table creation
Module 7: Relational Database Design
- Identifying entities, attributes, and relationships
- One-to-many and many-to-many relationships
- Introduction to normalization
- Creating a simple entity-relationship diagram
Module 8: Defining Database Structures
- Creating and altering tables
- Choosing suitable data types
- Primary key, foreign key, unique, and check constraints
- Deleting tables safely
Module 9: Querying Beyond Basic Joins
- Subqueries
- Common table expressions
- Combining result sets
- Choosing a clear approach for a query
Day 4 — Managing data reliably
Module 10: Adding and Changing Data
- Adding records with INSERT
- Changing records with UPDATE
- Removing records with DELETE
- Checking conditions before making changes
Module 11: Transactions and Data Integrity
- Transaction concepts and the ACID properties
- Committing and rolling back changes
- How constraints protect data quality
- Common causes of data errors
Module 12: Performance, Security, and Maintenance Basics
- What indexes do and when they help
- Reading a basic query execution plan
- User roles and least-privilege access
- Backup and recovery concepts
Day 5 — Applied SQL and capstone project
Module 13: Practical SQL Problem Solving
- Translating business questions into queries
- Checking query results for accuracy
- Writing readable, maintainable SQL
- Reviewing common SQL errors
Module 14: Capstone Project — Small Business Order Database
- Design tables for customers, products, orders, and order items.
- Define keys, relationships, and appropriate constraints.
- Create the tables and populate them with sample data.
- Write queries for order history, sales totals, top products, and customers with no orders.
- Demonstrate a transaction that updates data safely.
- Present the database design, SQL scripts, results, and key design decisions.
