Oracle: Programming with PL/SQL II Training Course

Introduction

Complex Data Types and Collections

• Leveraging subtypes for specialized data representations
• Implementing cursor variables and dynamic cursors for flexible data retrieval
• Managing sets of data using associative arrays and collections
• Executing bulk operations via BULK COLLECT and FORALL statements
• Effectively managing exceptions within bulk operations

Object-Oriented Features in Oracle Databases

• Defining object types (classes) and their associated methods
• Creating persistent collections for long-term data storage
• Developing table functions for advanced data manipulation
• Implementing streaming functions for real-time data processing
• Designing custom aggregate functions to expand SQL capabilities

Advanced Function Usage in SQL

• Invoking PL/SQL functions within SQL statements
• Understanding constraints, purity levels, and determinism in function design

Organizing PL/SQL Program Units

• Managing permissions and security within PL/SQL code
• Utilizing naming contexts to prevent identifier conflicts

Integrating PL/SQL with Other Languages

• Incorporating Java methods into PL/SQL programs
• Linking C language procedures for performance-critical operations
• Employing native compilation techniques to boost execution speed

Pre-built Solutions and Security Mechanisms

• Creating application contexts for session-specific information
• Implementing Virtual Private Database (VPD) for fine-grained access control
• Effectively managing user sessions and contexts
• Profiling and tracing PL/SQL code to pinpoint performance bottlenecks

Optimizing PL/SQL Code Performance

• Using bind variables in SQL statements to improve execution plans
• Understanding cursor sharing and its effect on performance
• Applying query optimization techniques for efficient data retrieval
• Configuring compilation settings for optimal performance
• Implementing caching strategies for functions and query results

Preventing SQL Injection Attacks

• Adopting best practices to protect PL/SQL code from injection vulnerabilities

Summary and Next Steps