Cloud Based Databases- A Changing Trend

Today is the era of web scale applications which are growing drastically. Internet is becoming the most essential and popular entity in everyday's life. There are more than 2 billion internet users. The size of data being generated regularly through facebook, Mobile apps, RFID is in zettabytes. To handle a large pool of data there is a high need for technology. The advance web browsers should follow the properties like user-friendliness, usability and availability. Changing need of applications and databases proved that the traditional RDBMS are not effective for distributed environment where as The requirements of cloud computing are such as high availability, high throughput, maximum and proven scalability, disaster recovery. NoSQL databases provide elasticity and scalability along with the capability to store huge data. This provides opportunity to work with the cloud computing systems. This makes the NoSQL system extremely popular. The paper discusses the effectiveness of NoSQL databases over the relational databases, being schema-free and following the BASE properties.