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Advanced Oracle PL/SQL Developer's Guide (Second Edition) - Second Edition

You're reading from  Advanced Oracle PL/SQL Developer's Guide (Second Edition) - Second Edition

Product type Book
Published in Feb 2016
Publisher
ISBN-13 9781785284809
Pages 428 pages
Edition 2nd Edition
Languages
Author (1):
Saurabh K. Gupta Saurabh K. Gupta
Profile icon Saurabh K. Gupta

Table of Contents (19) Chapters

Advanced Oracle PL/SQL Developer's Guide Second Edition
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Overview of PL/SQL Programming Concepts Oracle 12c SQL and PL/SQL New Features Designing PL/SQL Code Using Collections Using Advanced Interface Methods Virtual Private Database Oracle SecureFiles Tuning the PL/SQL Code Result Cache Analyzing, Profiling, and Tracing PL/SQL Code Safeguarding PL/SQL Code against SQL injection Working with Oracle SQL Developer Index

Tuning PL/SQL code


We have just discussed two key features in the performance management space. The PL/SQL code optimization and compilation can significantly improve runtime performance. Apart from the code optimization techniques, there are several efficient coding practices that may impact overall PL/SQL performance. PL/SQL performance management is often regarded as less tedious, when compared to the database tuning exercise because the area of operation is a program unit and doesn't require the instance to be restarted. In this section, we will discuss some of the selective but key features to improve PL/SQL coding practices for better performance.

Build secure applications using bind variables

It is highly encouraged to use bind variables in SQL statements while building robust database applications. Bind variables reduce the parsing overhead by enabling an SQL statement to be executed using its already parsed image stored in the shared SQL area of the database memory.

Every SQL statement...

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