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HAN 466 Keane
lecture 1
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What is a database?
Organized
data
Different
types
and
sizes
End user
extract
data
Can be used by apps and departments in a specific organization
stores text, images, videos, and sounds
Examples of
Databases
Monthly
expenses,
bills
, mailing address
labels
Fitness/Food/ Asset
tracking
Budget/stock/employee info
EHR/Lab/meds/radiology users
Advantages over Excel
Large
# of data
Easy to
maintain
Avoids
Redundancy
Interface
and
Apps
built based off of
data
user
input controlled
bases
of
validations
entered
Security
enforced
Data relationships
defined