Duration 5 days – 35 hrs
Overview
The PL/SQL Programming training course is designed to provide participants with a thorough understanding of PL/SQL, Oracle’s Procedural Language extension to SQL. This course covers the fundamental concepts, syntax, and features of PL/SQL, focusing on writing efficient and maintainable code for Oracle databases. Participants will gain hands-on experience in creating, managing, and optimizing PL/SQL programs, enabling them to develop robust database applications.
Objectives
- Understand the fundamentals of PL/SQL programming.
- Learn to write, execute, and manage PL/SQL code blocks, procedures, functions, and packages.
- Develop skills to handle exceptions and implement triggers.
- Gain proficiency in optimizing PL/SQL code for performance.
- Explore best practices for PL/SQL development and maintenance.
Audience
- Database Developers
- Database Administrators
- Application Developers
- IT Professionals involved in Oracle database development
- Anyone interested in learning PL/SQL programming
Pre- requisites
- Basic understanding of SQL.
- Familiarity with relational database concepts.
- Experience with Oracle databases is beneficial but not mandatory.
Course Content
Module 1: Introduction to PL/SQL
- Overview of PL/SQL
- Advantages of PL/SQL
- PL/SQL block structure
- Anonymous blocks vs. named blocks
- Writing and executing PL/SQL programs
Module 2: PL/SQL Basics
- Data types and variables
- Declaring and initializing variables
- Using constants and literals
- Operators and expressions
- PL/SQL language elements
Module 3: Control Structures
- Conditional control (IF, CASE statements)
- Iterative control (LOOP, WHILE, FOR loops)
- Using GOTO and nested blocks
Module 4: Working with Cursors
- Introduction to cursors
- Implicit cursors
- Explicit cursors
- Cursor attributes
- Cursor FOR loops
- Parameterized cursors
- Ref cursors
Module 5: Exception Handling
- Understanding exceptions
- Types of exceptions (predefined and user-defined)
- Handling exceptions using EXCEPTION block
- Propagating exceptions
- RAISE_APPLICATION_ERROR
Module 6: Procedures and Functions
- Creating and invoking procedures
- Creating and invoking functions
- Parameter modes (IN, OUT, IN OUT)
- Stored procedures vs. anonymous blocks
- Recursive functions
- Using the RETURN statement
Module 7: Packages
- Introduction to packages
- Package specification and body
- Creating and managing packages
- Overloading package procedures and functions
- Package variables and cursors
Module 8: Triggers
- Introduction to triggers
- Creating DML triggers
- BEFORE and AFTER triggers
- INSTEAD OF triggers
- Compound triggers
- Managing and disabling triggers
Module 9: Collections and Records
- Understanding collections
- Index-by tables (associative arrays)
- Nested tables
- VARRAYs
- Using records
- Bulk collect and bulk bind
Module 10: Advanced PL/SQL Techniques
- Dynamic SQL with EXECUTE IMMEDIATE
- Using DBMS_SQL package
- Autonomous transactions
- PL/SQL compiler optimization
- Profiling and tracing PL/SQL code
Module 11: PL/SQL Development Tools
- Overview of Oracle SQL Developer
- Writing and debugging PL/SQL code
- Using SQL*Plus and other tools
- Best practices for PL/SQL development
Module 12: Performance Tuning and Best Practices
- Identifying performance bottlenecks
- Using EXPLAIN PLAN and SQL trace
- Optimizing PL/SQL code
- Best practices for writing efficient PL/SQL
