SQL Server T-SQL Programming

Skill Goal:
Shift from writing standalone SQL queries to building structured, programmable T-SQL solutions.

Skills Developed:

• Reinforce SELECT queries, joins, filters, and aggregations

• Understand subqueries and views in structured solutions

• Identify the shift from querying to procedural programming

• Differentiate static queries vs programmable logic

• Recognize when to use T-SQL programming

Sprint Outcome:
Ability to transition from query-based thinking to structured T-SQL programming for real-world scenarios.

Skill Goal:
Develop foundational programming structures using T-SQL scripts.

Skills Developed:

• Understand T-SQL batches and execution flow

• Declare and use variables effectively

• Apply basic programming constructs

• Structure reusable T-SQL scripts

• Control script execution behaviour

Sprint Outcome:
Ability to write structured and reusable T-SQL scripts with proper execution flow.

Skill Goal:
Implement conditional and iterative logic within T-SQL programs.

Skills Developed:

• Use IF…ELSE for decision-making

• Implement WHILE loops for iterative processing

• Organize logic using BEGIN…END blocks

• Build multi-step procedural flows

• Control execution paths dynamically

Sprint Outcome:
Ability to create dynamic, logic-driven T-SQL programs for real-world workflows.

Skill Goal:
Create reusable and efficient stored procedures for business logic.

Skills Developed:

• Create and execute stored procedures

• Use input and output parameters

• Apply best practices for reusable logic

• Refactor repeated queries into procedures

• Manage procedure execution and testing

Sprint Outcome:
Ability to design and implement reusable stored procedures for scalable database solutions.

Skill Goal:
Ensure data consistency and reliability using transaction control.

Skills Developed:

• Use BEGIN TRANSACTION, COMMIT, and ROLLBACK

• Manage data consistency within procedures

• Prevent partial updates and data corruption

• Simulate transaction scenarios

• Embed transaction logic into workflows

Sprint Outcome:
Ability to manage transactions effectively and maintain data integrity in T-SQL programs.

Skill Goal:
Develop robust T-SQL programs with proper error handling.

Skills Developed:

• Use TRY…CATCH blocks

• Implement THROW and custom error messages

• Handle runtime exceptions

• Improve program stability

• Build resilient database logic

Sprint Outcome:
Ability to create fault-tolerant T-SQL programs that handle errors gracefully.

Skill Goal:
Build reusable logic using T-SQL functions.

Skills Developed:

• Differentiate scalar and table-valued functions

• Create reusable functions

• Integrate functions into queries

• Compare functions vs stored procedures

• Apply functional programming concepts

Sprint Outcome:
Ability to design and use user-defined functions for modular and reusable database logic.

Skill Goal:
Automate database operations using triggers.

Skills Developed:

• Create AFTER and INSTEAD OF triggers

• Automate data validation and business rules

• Build DML triggers

• Implement auditing mechanisms

• Understand trigger limitations and risks

Sprint Outcome:
Ability to automate database behaviours and enforce business rules using triggers.

Skill Goal:
Structure scalable and maintainable T-SQL programs.

Skills Developed:

• Apply modular design principles

• Structure large T-SQL scripts effectively

• Avoid common anti-patterns

• Refactor complex logic

• Improve code readability and organization

Sprint Outcome:
Ability to design clean, modular, and maintainable T-SQL solutions.

Skill Goal:
Secure programmable database objects and control access.

Skills Developed:

• Grant permissions on procedures and functions

• Understand execution context and ownership chaining

• Apply role-based access control

• Secure database objects

• Test permission-based execution

Sprint Outcome:
Ability to manage and secure T-SQL objects in enterprise environments.

Skill Goal:
Improve performance of T-SQL programs and database operations.

Skills Developed:

• Identify performance bottlenecks

• Optimize stored procedures and functions

• Write efficient procedural logic

• Analyze execution behavior

• Refactor inefficient code

Sprint Outcome:
Ability to optimize T-SQL programs for performance and scalability.

Skill Goal:
Build complete, real-world T-SQL solutions using all concepts learned.

Skills Developed:

• Combine stored procedures, functions, triggers, and transactions

• Implement end-to-end business logic

• Follow enterprise-level best practices

• Build scalable database solutions

• Review and optimize complete workflows

Sprint Outcome:
Ability to design and implement full-scale T-SQL solutions for real-world business scenarios.

Project Goal:

Design and implement a complete, production-ready T-SQL solution that automates business logic, ensures data integrity, and demonstrates scalable database programming.

Skills Demonstrated:

• Analyze a real-world business scenario provided in class

• Understand business requirements and success criteria

• Design structured T-SQL programs using modular approaches

• Develop stored procedures, functions, and triggers

• Implement transaction control for data consistency

• Apply error handling for robust execution

• Secure database objects with role-based permissions

• Optimize performance of T-SQL programs

• Build an end-to-end automated database solution

• Demonstrate best practices in T-SQL programming