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  3. Structured Query Language (SQL)

Structured Query Language (SQL)

This advanced SQL course is designed for professionals who want to master complex SQL concepts, database optimization, analytical querying, and enterprise-level database operations. The course covers advanced query techniques, window functions, stored procedures, triggers, optimization strategies, and advanced database programming concepts.

Students will learn how SQL is used in enterprise systems, analytics, reporting, and high-performance applications.

Course Prerequisites:

Structured Query Language (SQL) - Intermediate Course

Course Snapshot

£30.00 / Hour

Level: AdvancedDuration: 10 HoursMode: Online / Virtual

What you will learn?

1. Advanced SQL Review

  • Complex joins 
  • Advanced subqueries 
  • Query optimization recap 

2. Common Table Expressions (CTEs)

  • Non-recursive CTEs 
  • Recursive CTEs 
  • Hierarchical queries 

3. Window Functions

  • OVER clause 
  • ROW_NUMBER 
  • RANK 
  • DENSE_RANK 
  • LEAD and LAG 
  • Running totals 
  • Partitioning data 

4. Advanced Analytical Queries

  • Pivoting data 
  • Rolling calculations 
  • Trend analysis 
  • Business intelligence queries 

5. Stored Procedures

  • Creating procedures 
  • Parameters 
  • Error handling 
  • Procedure optimization 

6. Functions

  • User-defined functions 
  • Scalar functions 
  • Table-valued functions 

7. Database Triggers

  • BEFORE triggers 
  • AFTER triggers 
  • Audit triggers 
  • Validation triggers 

8. Dynamic SQL

  • Building dynamic queries 
  • Executing dynamic SQL safely 

9. Advanced Transactions and Locking

  • Isolation levels 
  • Deadlocks 
  • Locking mechanisms 
  • Concurrency control 

10. Query Optimization

  • Execution plans 
  • Index optimization 
  • Partitioning basics 
  • SQL tuning strategies 

11. Database Security

  • Users and roles 
  • Privileges 
  • Data protection basics 

12. Backup and Recovery Basics

  • Backup concepts 
  • Recovery concepts 
  • Disaster recovery overview 

13. SQL for Data Analytics

  • Advanced reporting queries 
  • KPI calculations 
  • Dashboard queries 

14. Enterprise SQL Project

  • Complex enterprise database design 
  • Reporting solution 
  • Performance optimization 
  • Audit and security implementation

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