Oracle Developer (PL/SQL)

Affiliation:
Duration: 2 days

Course Objective :

  • PL/SQL designing best practices.
  • Create PL/SQL applications that use collections.
  • Implement a virtual private database with fine-grained access control.
  • Write code to interface with external C and Java applications.
  • Write code to interface with large objects and use SecureFile LOBs.
  • Write and tune PL/SQL code effectively to maximize performance.

Target Audience :

This course is designed to cater to a broad range of participants who want to establish a strong foundation in SQL within Oracle ecosystem.

  • Beginners with No Database Experience
  • Database Beginners with Oracle SQL Exposure
  • Database Administrators (DBAs)
  • Data Analysts
  • Developers
  • IT Professionals and System Administrators
  • Business Professionals
  • Students and Enthusiasts
  • Career Changers
  • Small Business Owners

Pre – Requisites :

  • Knowledge of SQL Programming
  • Introduction to Oracle Database SQL

Course Outline :

Introduction

  • Course objectives
  • Course agenda
  • Tables and data used for this course
  • Overview of the development environments: SQL Developer, SQL Plus

PL/SQL Programming Concepts Review

  • Identify PL/SQL block structure
  • Create procedures
  • Create functions
  • List restrictions and guidelines on calling functions from SQL expressions
  • Create packages
  • Review of implicit and explicit cursors
  • List exception syntax
  • Identify the Oracle supplied packages

Designing PL/SQL Code

  • Describe the predefined data types
  • Create subtypes based on existing types for an application
  • List the different guidelines for cursor design
  • Cursor variables

Using Collections

  • Overview of collections
  • Use Associative arrays
  • Use Nested tables
  • Use VARRAYs
  • Compare nested tables and VARRAYs
  • Write PL/SQL programs that use collections
  • Use Collections effectively

Manipulating Large Objects

  • Describe a LOB object
  • Use BFILEs
  • Use DBMS_LOB.READ and DBMS_LOB.WRITE to manipulate LOBs
  • Create a temporary LOB programmatically with the DBMS_LOB package
  • Introduction to SecureFile LOBs
  • Use SecureFile LOBs to store documents
  • Convert BasicFile LOBs to SecureFile LOB format
  • Enable reduplication and compression

Using Advanced Interface Methods

  • Calling External Procedures from PL/SQL
  • Benefits of External Procedures
  • C advanced interface methods
  • Java advanced interface methods

Performance and Tuning

  • Understand and influence the compiler
  • Tune PL/SQL code
  • Enable intra unit inlining
  • Identify and tune memory issues
  • Recognize network issues

Improving Performance with Caching

  • Describe result caching
  • Use SQL query result cache
  • PL/SQL function cache
  • Review PL/SQL function cache considerations

Analyzing PL/SQL Code

  • Finding Coding Information
  • Using DBMS_DESCRIBE
  • Using ALL_ARGUMENTS
  • Using DBMS_UTILITY.FORMAT_CALL_STACK
  • Collecting PL/Scope Data
  • The USER/ALL/DBA_IDENTIFIERS Catalog View
  • DBMS_METADATA Package

Profiling and Tracing PL/SQL Code

  • Tracing PL/SQL Execution
  • Tracing PL/SQL: Steps

Implementing VPD with Fine-Grained Access Control

  • Understand how fine-grained access control works overall
  • Describe the features of fine-grained access control
  • Describe an application context
  • Create an application context
  • Set an application context
  • List the DBMS_RLS procedures
  • Implement a policy
  • Query the dictionary views holding information on fine-grained access

Safeguarding Your Code Against SQL Injection Attacks

  • SQL Injection Overview
  • Reducing the Attack Surface
  • Avoiding Dynamic SQL
  • Using Bind Arguments
  • Filtering Input with DBMS_ASSERT
  • Designing Code Immune to SQL Injections
  • Testing Code for SQL Injection Flaws 
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