SQL Training and Certification in London

SQL Training and Certification in London, United Kingdom

The course covers fundamental concepts like querying data, filtering results, and joining tables to extract meaningful insights.

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SQL Training and Certification is a professional training program delivered by ProgNXT in London, United Kingdom. ProgNXT, a globally recognized corporate training provider in 55+ countries, offers this SQL Training and Certification course with hands-on, instructor-led sessions. SQL training equips individuals with the skills to interact with relational databases using Structured Query Language. The course covers fundamental...

Expert Panel

Designed and delivered by the ProgNXT Database Management Expert Panel — a vetted team of industry professionals with 15+ years of hands-on experience in MySQL, PostgreSQL, Oracle, and database optimization

ProgNXT Database Management Expert Panel

Course Code: PRR09
28 Hrs
Last Updated: April 2026

Course Rating5/5

SQL training equips individuals with the skills to interact with relational databases using Structured Query Language. The course covers fundamental concepts like querying data, filtering results, and joining tables to extract meaningful insights. Participants learn how to create and modify database schemas, perform data manipulation, and ensure data integrity through constraints and indexing. Advanced topics like subqueries, stored procedures, and transaction management are also explored. By completing SQL training, professionals gain the expertise to efficiently manage and analyze large datasets across various industries.

Welcome to the official SQL Training and Certification certification program in London, United Kingdom. This comprehensive training is designed to elevate your professional skills and provide you with practical, industry-relevant knowledge locally. As a globally recognized corporate training provider operating in 55+ countries, ProgNXT ensures that our curriculum meets the highest standards of excellence.

Whether you are looking to upskill your team or advance your personal career, our expert-led sessions will guide you through the core concepts of this domain. Upon successful completion of the 28 Hrs program, participants will receive a globally accepted certification, demonstrating their proficiency and readiness to tackle complex challenges in the field.

Familiarity with basic computer operations.
No prior experience with SQL is required.

Upon completion of this course, participants will:

Understand the fundamentals of SQL and relational database concepts.
Gain proficiency in writing and optimizing SQL queries.
Develop skills to manipulate and analyze data using advanced SQL techniques.
Learn to design, manage, and query complex databases.

SQL Fundamentals: Understanding of SQL syntax, queries, and database structure.
Data Manipulation: Skill in retrieving, inserting, updating, and deleting data in databases.
Advanced Queries: Proficiency in joins, subqueries, and complex functions.
Database Design: Understanding normalization and creating optimized database schemas.
Performance Optimization: Techniques for improving query performance and handling large datasets.

Participants will be assessed on:

SQL Basics: Writing and executing basic SQL queries.
Data Manipulation: Skills in handling data insertion, updates, and deletions.
Advanced Queries: Proficiency in joins, subqueries, and aggregations.
Database Design and Normalization: Designing normalized databases and querying them effectively.
Performance Optimization: Applying indexing and other optimization techniques.

ProgNXT Certificate of Completion will be awarded to participants who successfully complete the course and assessments.

Introduction to SQL and Basic Queries

Understanding Databases and SQL:

Introduction to relational database concepts.
Overview of SQL and its importance in data management.

SQL Environment Setup:

Installing and accessing database tools (e.g., MySQL, PostgreSQL).
Introduction to database interfaces and SQL editors.

Basic SQL Queries:

Writing SELECT statements.
Filtering data using WHERE clauses.
Sorting data using ORDER BY.
Hands-on Exercise

Data Types and Table Basics:

Overview of data types in SQL.
Creating, altering, and dropping tables.
Working with primary keys and constraints.
Hands-on Exercise

Intermediate SQL Queries and Data Manipulation

Working with Joins:

Understanding INNER, OUTER, LEFT, RIGHT, and CROSS joins.
Combining data from multiple tables.
Hands-on Exercise

Aggregation and Grouping:

Using aggregate functions like COUNT, SUM, AVG, MIN, and MAX.
Grouping data with GROUP BY.
Filtering groups with HAVING.
Hands-on Exercise

Data Manipulation:

Inserting, updating, and deleting data in tables.
Using transactions and rollback for data safety.
Hands-on Exercise

Advanced SQL Techniques

Subqueries and Nested Queries:

Writing subqueries in SELECT, FROM, and WHERE clauses.
Correlated subqueries for advanced data retrieval.
Hands-on Exercise

Views and Indexes:

Creating and managing views.
Benefits and use cases for indexes.
Best practices for using views and indexes.
Hands-on Exercise

Functions and Stored Procedures:

Using built-in SQL functions for data transformation.
Introduction to user-defined functions and procedures.
Hands-on Exercise

Database Design, Optimization, and Best Practices

Database Design Fundamentals:

Understanding normalization (1NF, 2NF, 3NF).
Designing efficient and scalable database schemas.
Hands-on Exercise

Query Optimization Techniques:

Using EXPLAIN plans for performance analysis.
Optimizing queries with indexing and query refactoring.
Handling large datasets efficiently.
Hands-on Exercise

Advanced Topics:

Using common table expressions (CTEs).
Working with window functions.
Introduction to database security and role-based access control.
Hands-on Exercise

Best Practices and Troubleshooting:

Common errors and their resolutions.
Tips for writing clean and maintainable SQL code.

SQL reference guides and schema documentation.
Sample datasets for practice and exercises.
Best practices for SQL query writing and optimization.

Evaluation through hands-on exercises and course assessments.
ProgNXT Certificate of Completion will be awarded to participants who successfully complete the training.

SQL Training and Certification Events in london

Online Events

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More Upcoming Session Dates

November 2026

🌐 Online Instructor-Led

3rd Nov 2026→6th Nov 2026

📍 London, United Kingdom

12th Nov 2026→15th Nov 2026

🌐 Online Instructor-Led

20th Nov 2026→23rd Nov 2026

📍 London, United Kingdom

24th Nov 2026→27th Nov 2026

December 2026

🌐 Online Instructor-Led

8th Dec 2026→11th Dec 2026

📍 London, United Kingdom

9th Dec 2026→12th Dec 2026

📍 London, United Kingdom

18th Dec 2026→21st Dec 2026

🌐 Online Instructor-Led

25th Dec 2026→28th Dec 2026

Events for other courses in London, United Kingdom

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SQL Training and Certification in London