1. Introduction to PL/SQL Code Design
2. Modular Programming in PL/SQL
o Procedures and Functions
o Packages for Reusability
3. Performance Considerations
o Efficient Use of Cursors (Implicit vs Explicit)
o Bulk
Operations with BULK
COLLECT and FORALL
4. Error Handling and Exception Management
o Structured Exception Handling
o Using
RAISE_APPLICATION_ERROR
for Custom Errors
5. Code Readability and Maintainability
o Naming Conventions for Variables, Procedures, and Functions
o Commenting and Documentation
6. Use of Constants vs. Variables
7. Minimizing Redundant Code
o Avoiding Code Duplication (Refactoring)
8. Efficient Use of Resources (Memory and CPU)
o Managing Large Collections (VARRAYs, Nested Tables)
o Optimizing Loops and Conditional Logic
9. Avoiding Deadlocks and Locking Issues
o Transaction Control (COMMIT, ROLLBACK)
o Locking Mechanisms and Avoiding Blocking
10. Scalability and Growth Considerations
o Handling Large Datasets Efficiently
o Managing Growing Tables and Indexes
11. Security Considerations in PL/SQL Design
o Definer vs. Invoker Rights
o Avoiding SQL Injection
12. Transaction Control and Consistency
o Using Autonomous Transactions
o Ensuring Data Integrity with COMMIT and ROLLBACK
13. Optimizing SQL Queries within PL/SQL
o Minimizing SQL Round-Trips
o Using Efficient SQL Statements
14. Designing for Exception Safety
o Graceful Error Handling and Logging
15. Database-Independent Code Design
o Designing for Portability Across Oracle Versions
o Using Oracle Features Effectively
16. Concurrency Considerations
o Designing for Multi-User Environments
o Managing Concurrent DML Operations
17. Versioning and Maintaining PL/SQL Code
o Code Version Control Practices
o Rollback Strategies for Code Changes
18. Testing and Debugging PL/SQL Code
o Writing Unit Tests for PL/SQL Procedures/Functions
o Using DBMS_OUTPUT and Debugging Tools
19. Code Optimization Best Practices
o Optimizing Query Execution Plans
o Using PL/SQL Profiler for Performance Tuning
20. Using Packages for Modular Design
o Grouping Related Procedures and Functions
o Maintaining Package Variables and Constants
21. Deployment and Migration Strategies
o Deploying PL/SQL Code to Different Environments
o Handling Schema Changes and Migrations
22. Code Review and Best Practices
o Conducting Code Reviews
o Adhering to Standards and Guidelines
23. Managing Dependencies Between Objects
o Handling Package, Procedure, and Trigger Dependencies
24. PL/SQL Code and Application Integration
o Integration with Front-End Applications
o Using PL/SQL in Web and Cloud Applications
25. Maintaining Code Flexibility
o Designing Code for Future Modifications
o Handling Changing Business Requirements
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