9818246864

Big Data - Problems

O Storage

■    volume

■    fast data access

■    fast Processing

3 Real-time analysis

• analyzing fast-arriving streams of data

MapReduce

Solutions

□istnbuted File Systems

NoSQL

Flexible

Specialized

Developer-

centric

Data

Warehouse

SOL

Trusted

Secure

Administered

R.' ACOUIRE

ORGAN IZE    ANALYZE

Types of Processing

O Batch Processing - standard DW refreshing O Real-time / near real-time data analytics

■    answers with the most updated data up to the moment the query was sent

■    the analytical resultsare updated after a query has been executed

O Streaming analytics

■    a system automatically updates results about the data analysis as new pieces of data flow into the system

■    as-it-occurs signals from incoming data without the need to manually query for anything

R.Wrembel - Politechnika Poznańska, Instytut Informatyki