materi 6 manajemen basis data dalam...
TRANSCRIPT
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Types of DBMS Models
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Flat File or DBMS
Record Value Value Value
Attribute Attribute Attribute
Record Value Value Value
Record Value Value Value
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Database Types - Relational
Geographic Information System
Database Management
System
• Data loading • Editing • Visualization • Mapping • Analysis
• Storage • Indexing • Security • Query
Data
System Task
Role of DBMS
“Programmable API”
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Relational Databases
2/1/98 2/4/98
Parts of GIS database tables for U.S states
(A) STATES table; (B) POPULATION table
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Parts of GIS database tables for U.S states
(C) joined table—COMBINED STATES and POPULATION
Tax assessment database
(D) joined table
(C) data partially
normalized into three
subtables
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Software
linkages
(1) Separate Spatial and attribute data
(2) Integrated Spatial
and attribute data
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GIS databases … some problems