12. • The ability to store & retrieve great quantities of data is
important
• Storing relationship between the elements are not
important
• Dealing with growing lists of elements: Twitter
posts, internet server logs, Blogs
• The data is not structured or the structured or the
structure is changing with time
• Prototypes or fast applications need to be developed
• Constraints and validations logic is not required to be
implemented in database
14. • As unstructured data is collected in
unprecedented levels, the analysis, rather than
the storage of this data becomes a challenge.
• To address this problem set, new techniques
and paradigms are being developed and
implemented.
• One of them is Hadoop