BIG DATA

1. Storage

1.1. Structured Data

1.1.1. RDBMS

1.1.1.1. SQL server

1.1.1.2. MySQL

1.1.1.3. Oracle

1.1.1.4. ...

1.2. Unstructured data

1.2.1. NoSQL

1.2.1.1. Key vaule

1.2.1.2. Document

1.2.1.3. Graph

2. Data collection

2.1. IoT devices

2.2. Social network

2.3. Sensors

2.4. Online shopping

2.5. Hospitality data

2.6. ......

3. Define

3.1. Volume

3.2. velocity

3.3. Variety

3.4. Value

3.5. Veracity

4. Tools

4.1. Hadoop

4.1.1. HDFS

4.1.2. MapReduce

5. Opportunity

5.1. Cost reductions

5.2. fast and benefit decision making

5.3. Next generation products

5.4. Improved services and products