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Explain what is partitioning? Why is it useful? Give two methods of partitioning.

Q1. What is partitioning? Why is it useful? Give two methods of partitioning.

Respond in 50 words or less.

2737526 Sep 26, 2015 10:53 AM
Q2 Manage workloads.
Mark, update, and remove recommendations.
Peform a quick tune using a single SQL statement.
Show how to make a materialized view fast refreshable.
Show how to change a materialized view such that general query rewrite is possible.
Resource:
[1] 17 SQL Access Advisor. (n.d.). Retrieved September 26, 2015, from http://docs.oracle.com/cd/B19306_01/server.102/b14211/advisor.htm#CHDEEBAI.

Q3 Static views are also known as data dictionary because they change infrequently, i.e., when there is a change to the data dictionary. There are three types of static views [1]:
Static Views
DBA_ view: displays all relevant information in the entire database. This view is inteded for administrators.
ALL_ view: displays all the information accessible to the current user, including information from the schema of the current user and information from objects in other schemas.
USER_ view: displays all the information from the schema of the current user.
Resource:

[1] Oracle views – Static Data Dictionary Views & Dynamic Performance Views – Take hold of IT technology trends – learn, practice, troubleshoot, blog. (n.d.). Retrieved September 22, 2015, from http://www.doxer.org/oracle-views-static-data-dictionary-views-dynamic-performance-views/.


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