Lect 01 Database Administration

8/3/2019 Lect 01 Database Administration

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Database Administration

2011

IntroductionLec-1

4/22/2012

Prepared by

Bilal Khan


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My Introduction

Bilal Khan MS (CS) Peshawar University

Visiting Hours

Monday to Friday Never hesitate to contact with me whenever you have some problem

4/22/2012


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Projects/Homeworks submission

Deadlines are always final

Submission guidelines must be followed.

Name your submission folder in the format

RollNo_Name_HW#

e.g. 9099_ALI_HW#3

12-02-08 3


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Introduction

Data is an important asset of any organization.Therefore its very necessary to managed data andinformation carefully.

The researchers of information technology areworking for effective management of corporatedata, but still there is a possibility ofaccidentaland malicious damage and misuse of data.

Database administration activities are used toachieve organizations' goals for the effectivemanagement of data.


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Introduction

Ineffective data administration leads to poor data

quality and can be characterized by the followingconditions.

Multiple definitions or representation of the same dataentity

Duplication Problem

Missing key value loss

Missing important information

Low data quality queries High queries response time

Insufficient familiarity with existing data

Reduce the capability to use the data


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Introduction

Data Administration:

A high-level function that is responsible for theoverall management of data resources in an

organizationDatabase Administration:

A technical function that is responsible for

physical database design and for dealing withtechnical issues such as security enforcement,database performance, and backup and recovery


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Data Administration

Data administrator is the caretaker of theorganization's data.

The administration resolve disputes that may

arise when data are centralized and shared

among users.

Major and significant role of DataAdministration is to decide that where data will

be stored and managed.


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Roles of Data Administration

Data policies, procedures, standards

Data policies are statements that make clear the goals of data

administration.

Data procedures are written outlines of actions to be taken to

perform a certain activity.

Data standards are explicit conventions


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Roles of Data Administration

Planning

Effective administration requires an understanding

of the needs of the organization for data

Data conflict (ownership) resolution

How to resolve the ownership conflict.

Managing the information repository


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Database Administration

The database administrator must understand thedata models built by data administrator and may

able to transforming them into physical

database designs.

The DBA implements the standards and

procedures established by the data

administrator, including enforcing standards,policies, and procedures.


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Roles of Database Administration

Selection of DBMS and software tools

Installing/upgrading DBMS

Tuning database performance

Improving query processing performance

Managing data security, privacy, and integrity

Data backup and recovery


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Data and Database Administration


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Data and Database Administration


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Have a Nice Day

Documents

Lect 01 Database Administration