May 2012
Intermediate to advanced
440 pages
9h 1m
English
Content preview from Oracle Advanced PL/SQL Developer Professional GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Practice exercise
- Identify the correct statements about the working of Fine Grained Access Control:
- A table can have only one security policy.
- Different policies can be used to protect
SELECT,INSERT,UPDATE, andDELETEstatements on a table but not one. - The policy function returns the predicate information as
WHERE<Column>=<Value>. - Once associated, the FGAC policy cannot be revoked from the table.
- A security policy can be associated to group of objects by the DBA. State true or false.
- True
- False
- Chose the correct statement about
DBMS_RLS:DBMS_RLSis used only for Row Level Security policies.- The package is owned by
SYS. - It can create/drop/refresh policies and create/drop policy groups.
- Using
DBMS_RLSto set the policy degrades the application performance. ...
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