dbms rlde.ppt

Example :-

SCIENTIFIC DATABASE

Road Map……..• Keywords

• Definition

• Why have scientific database???

• Tools for creating scientific databases

• Requirements

• Categories:--Examples

Keywords

• Abstract:

A brief summary of a research article, thesis, review, conference proceeding or any in-depth analysis of a particular subject .Used to help the reader quickly for find out the paper's purpose.

• Bibliographic:

It give information about journal articles and conference proceedings within a specified subject area. They cover publications from a range of different countries.

Definition

* Scientific databases *

Databases of bibliographic records. It is often refer

to an electronic index (e.g. age info, age line, PsycInfo ,

Medline) to journal or magazine articles, containing

citations, abstracts and often either the full text of the

articles indexed, or links to the full text.

Why have scientific database???• Improvement of data quality

– multiple users provides multiple opportunities for

detecting and correcting problems in data.

• Cost

– data costs less to save than to collect again

– with environmental data, often data cannot be collected

again at any cost.

• Long Term

– long-term studies depend on databases to retain project

history

• Synthesis

– use of data for a purpose other than which it was

collected

Tools for Creating

Scientific Databases

• Web Server – HTML, XML

– Apache – open source

• Database Management Systems (DBMS)

– Input, query, update, sort, output

• Statistical Packages

– Aggregate, graph

• Programming Languages

– C++, JAVA, Python, Visual Basic, PHP

Requirements

• The data it contains must be wanted by a group

of users.

• Data must also be up to date and complete.

• must be presented in an attractive format to the

user.

• The technological needed to use the system

must be compatible with the users.

Forensic Database• A DNA database or DNA databank is a database of

DNA data.

• A DNA database can be used in the analysis of genetic diseases, genetic fingerprinting for criminology, or genetic genealogy.

•

• DNA databases may be public or private.

• DNA fingerprints or DNA profiles are made from the DNA and these are held electronically in the DNA database

Geographical Database

A geographical database is a database of

geographic data, such as countries, cities,

and related information. Such databases can

be useful for websites that wish to identify

the locations of their visitors for

customization purposes.