dbms rlde.ppt

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Example :-

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SCIENTIFIC DATABASE

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Road Map……..• Keywords

• Definition

• Why have scientific database???

• Tools for creating scientific databases

• Requirements

• Categories:--Examples

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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.

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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.

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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

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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

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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.

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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

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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.

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