The following slides introduce the Android mobile operating system.
 Slide 10.ⓐ: Database design basics from Microsoft Access (reference)
Slide 10.1: Database design
Slide 10.2: Database design basics
Slide 10.3: Database design basics (cont.)
Slide 10.4: Introduction to E-R concepts
Slide 10.5: Entity and attribute
Slide 10.6: Relationship
Slide 10.7: Transformation rule 1
Slide 10.8: Transformation rule 2
Slide 10.9: Cardinality of entity participation in a relationship
Slide 10.10: Transformation rule 3. N-N relationships
Slide 10.11: Transformation rule 4. N-1 relationships
Slide 10.12: Transformation rules 5 and 6
Slide 10.13: Cardinality of attributes
Slide 10.14: Weak entities
Slide 10.15: Generalized hierarchies
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