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Big Data! :check: (WHAT is it? (Used For (Govemernt, Retail, Security),…
Big Data! :check:
WHAT is it?
Used For
Govemernt
Retail
Security
Volume
amount of data
distributed
parallel
multi
all data
on >2 severs each
Velocity
in motion
frequency
1000p/s
big data = higher rate
poss. multiple sources
stream processing
as arrives
at rest
chunks
same process
Variety
forms
structured
RDBM
Fields
Records
Quantitive Data
Measured by amount
With Units
semi structured
some structure
E.g XML
Computer Readable
Human Readable
:forbidden: Formal Structure :forbidden:
unstructured
para o' text
no structure
analysing harder
more time is needed
uses machine learning
e.g customer feedback
more advanced
computer develops own knowledge
qualiative
measured by features
not units/properties
NOT use
Stand. Containers
#
Data Bases
Single Servers
Files
Programming
:book:
:lock: :octopus:
:shirt: