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

You're reading from Advanced Oracle PL/SQL Developer's Guide (Second Edition) Master the advanced concepts of PL/SQL for professional-level certification and learn the new capabilities of Oracle Database 12c

Product type Paperback

Published in Feb 2016

Publisher

ISBN-13 9781785284809

Length 428 pages

Edition 2nd Edition

Languages

SQL

Tools

Oracle Database

Concepts

Database Administration

Author (1):

Saurabh K. Gupta

View More author details

Table of Contents (14) Chapters

Preface

1. Overview of PL/SQL Programming Concepts FREE CHAPTER

2. Oracle 12c SQL and PL/SQL New Features

3. Designing PL/SQL Code

4. Using Collections

5. Using Advanced Interface Methods

6. Virtual Private Database

7. Oracle SecureFiles

8. Tuning the PL/SQL Code

9. Result Cache

10. Analyzing, Profiling, and Tracing PL/SQL Code

11. Safeguarding PL/SQL Code against SQL injection

12. Working with Oracle SQL Developer

Index

Securing External Procedures with Oracle Database 12c

The Oracle Database creates the extproc process and runs under the operating system user, that starts the listener or runs an Oracle server process. Quite often, you will see the extproc process running as the oracle user. The extproc process is not physically associated with the Oracle Database.

Oracle Database 12c enables enhanced security for extproc by authenticating it against a user-supplied credential. This new feature allows the creation of a user credential and associates it with the PL/SQL library object. Whenever the application calls an external procedure, the extproc process authenticates the connection before loading the shared library.

The DBMS_CREDENTIAL package allows the configuration of the credential through member subprograms. The CREATE LIBRARY statement has been enhanced for credential specification. A new environment variable, ENFORCE_CREDENTIAL, can be specified in extproc.ora to control the authentication by the...

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Authors (1)

Saurabh K. Gupta

Saurabh K. Gupta

Saurabh K. Gupta is a seasoned database technologist with extensive experience in designing high performance and highly available database applications. His technology focus has been centered around Oracle Database architecture, Oracle Cloud platform, Database In-Memory, Database Consolidation, Multitenant, Exadata, Big Data, and Hadoop. He has authored the first edition of this book. He is an active speaker at technical conferences from Oracle Technology Network, IOUG Collaborate'15, AIOUG Sangam, and Tech Days. Connect with him on his twitter handle (or SAURABHKG) or through his technical blog www.sbhoracle. wordpress.com, with comments, suggestions, and feedback regarding this book.

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