Domain where Hadoop can be used:INSURANCE

Build a 360° View of the Customer Carriers interact with customers across multiple channels, yet customer interaction, policy and claims data is often isolated in data silos. Few insurance carriers can accurately correlate acquisition, cross-sell or upsell success...

Domain where Hadoop can be used:HEALTHCARE

Access genomic data for new cancer treatments If we read that a given drug is “40% effective in treating cancer,” another interpretation could be that the drug is 100% effective for patients with a certain genetic profile. However, genomic data is Big Data. The data...

Domain where Hadoop can be used: FINANCIAL SERVICES

Screen New Account Applications for Risk of Default Every day, large retail banks take thousands of applications for new checking and savings accounts. Bankers that accept these applications consult 3rd-party risk scoring services before opening an account. They can...

Domain where Hadoop can be used: ADVERTISING

Mine POS data to identify high-value shoppers One marketing analytics company specializes in gathering insight at the checkout counter, across many grocers and drug stores. They mine this sales information for basket analysis, price sensitivity, and demand...

Use Case of Hadoop in Different Domain

Below are the different Domain where Hadoop can be used: ADVERTISING FINANCIAL SERVICES HEALTHCARE INSURANCE MANUFACTURING ENERGY OIL AND GAS PHARMACEUTICAL PUBLIC SECTOR RETAIL...

Disaster – Recovery using Secondary Namenode

Disaster: 1. Shutdown secondary namenode /etc/init.d/hadoop-hdfs-secondarynamenode stop 2. Force a checkpoint on secondary namenode hdfs secondarynamenode -checkpoint force 3. Shutdown namenode /etc/init.d/hadoop-hdfs-namenode stop 4. On namenode, move...