Learn Plsql - 10 Code Examples & CST Typing Practice Test
PL/SQL (Procedural Language/Structured Query Language) is Oracle Corporation's procedural extension to SQL. It combines SQL's data manipulation capabilities with procedural constructs like loops, conditions, and exceptions, enabling complex business logic execution directly within the database.
Learn PLSQL with Real Code Examples
Updated Nov 20, 2025
Practical Examples
Insert audit logs via triggers
Automate monthly report generation
Validate input data using procedures
Bulk update using FORALL with collections
Implement sequence-based ID generation
Troubleshooting
Check syntax errors in PL/SQL blocks
Ensure correct privilege for executing procedures
Verify cursor queries return expected rows
Handle NO_DATA_FOUND and TOO_MANY_ROWS exceptions
Check for lock or deadlock issues
Testing Guide
Write unit tests using DBMS_OUTPUT or PL/SQL test frameworks
Test procedures/functions independently
Validate triggers in controlled environments
Use exception handling to catch unexpected errors
Review query performance and correctness
Deployment Options
Deploy stored procedures/functions in Oracle Database
Package for modular reusable code
Use triggers for automated operations
Automate batch jobs via DBMS_SCHEDULER
Deploy to multiple environments (dev/test/prod)
Tools Ecosystem
Oracle SQL Developer
SQL*Plus
Toad for Oracle
PL/SQL Developer
Oracle APEX
Integrations
Calling PL/SQL from Java via JDBC
Oracle REST Data Services (ORDS) integration
External procedures using C or Java
Integration with Oracle Forms and Reports
ETL workflows using Oracle Data Integrator (ODI)
Productivity Tips
Use templates for procedures/functions
Leverage packages for reusable logic
Enable SERVEROUTPUT for debugging
Use bulk processing to enhance performance
Keep exception handling consistent
Challenges
Create a logging trigger for inserts/updates
Write a bulk data import procedure
Implement a sequence-based ID generator
Optimize cursor-based loops for performance
Build a package with reusable utility functions
Frequently Asked Questions about Plsql
What is Plsql?
PL/SQL (Procedural Language/Structured Query Language) is Oracle Corporation's procedural extension to SQL. It combines SQL's data manipulation capabilities with procedural constructs like loops, conditions, and exceptions, enabling complex business logic execution directly within the database.
What are the primary use cases for Plsql?
Writing stored procedures and functions. Creating database triggers. Automating batch jobs. Data validation and business rule enforcement. Complex reporting and ETL tasks
What are the strengths of Plsql?
Tightly integrated with Oracle SQL. Enables complex business logic within the database. Reduces network traffic by executing logic server-side. Supports modular and reusable code via packages. Robust error handling and security features
What are the limitations of Plsql?
Mostly Oracle-specific; not portable. Slower for very large data sets compared to external processing. Limited GUI or external integration capabilities. Debugging can be harder without proper tools. Not ideal for non-database-centric applications
How can I practice Plsql typing speed?
CodeSpeedTest offers 10+ real Plsql code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.