August 2016
Intermediate to advanced
512 pages
21h 2m
English
book
Real World SQL and PL/SQL: Advice from the Experts
by Arup Nanda, Brendan Tierney, Heli Helskyaho, Martin Widlake, Alex Nuitjen
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CHAPTER16
Fine Grained Access Control and Application Contexts
Fine Grained Access Control (FGAC) is a technique that allows you to define specific restrictions on database tables (and certain types of operations on these tables) to limit which rows a user can see or change. You can implement it using regular PL/SQL and some database objects, or much more conveniently and securely using the supplied DBMS_RLS package from Oracle. In this chapter, we start with the traditional way of implementing the Fine Grained Access Control and then describe the DBMS_RLS program’s package. We also describe how application contexts work in conjunction with FGAC ...
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