Database Development

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Database Management
Database Development
1FAKULTAS TEKNIK DAN ILMU KOMPUTER
UNIVERSITAS TEKNOKRAT INDONESIA
Muhammad Bakri, M.T.

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Previous meeting?
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Learned about data
modelling concepts
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Database
Development
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Explain the complex
nature of database
development
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Learning Objectives

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1. Importance of the quality
of data
2. The database architecture
of an information system
3. Database development
process
Outlines

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Importance of the
quality of data
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It is essential that
information is up to
date
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Only when the
information available
is complete can
appropriate decisions
be made
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information must
also be
unambiguously
understood
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Information is
derived from the
processing of data
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1.Duplicate data
2.Inconsistency data
3.Misinterpretation
4.Misunderstanding
5.Enterprise-wide regime
of data definition
Data quality problems

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To provide quality
information, data has
to be properly
managed
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Understanding of
database
development
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A database is an
organized way of
keeping records in a
computer system
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If properly applied, the
database approach
manages data as a shared
resource, providing both
logical and physical data
independence
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Application Application Application
Database
Database
definition
Database Management
System (DBMS)

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The database definition
(schema) contains the
specification of the
properties of all the data
in the associated
database
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1. Data independence
2. Integration and sharing of data
3. Consistency of data
4. Minimal data redundancy
5. Uniform security and integrity
controls
6. Data accessibility and responsiveness
7. Ease of application development and
reduced program maintenance
Properly designed database advantages

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1. Data definition
2. Constraint definition and enforcement
3. Access control
4. Data manipulation
5. Restructuring and reorganization
6. Transaction support
7. Concurrency support
8. Recovery
Common function of database

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Database
development
process
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23Information
requirements
Information
requirements
analysis
Physical Design
Conceptual
Data Model
Database creation
scripts
Implemented
Database

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Conclusions
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Properly designed and
used of database
management system can
help to ease the
information system’s
development
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Assignment
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Buatlah Model Data
Konseptual (ERD) untuk
proses penjualan barang di
perusahaan Retail.
Silahkan tentukan sendiri
contoh perusahaannya
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Kumpulkan ke Drive
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Folder 01-Model Data
Konseptual

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NAMA1(NPM1)-
NAMA2(NPM2).PDF
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“Cinta adalah satu-
satunya kekuatan
yang mampu
mengubah musuh
menjadi teman”
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--Martin Luther King, Jr.

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Thank You
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