When transaction 1 read a data set twice and between those twodata reads transaction 2 is allowed to change data in thattransactional reading
the problem is known as
1. dirty read
2. phantom read
3. commited read
4. non-repeatable read
5. repeated read
Solution
Non Repeatableread
It is a situation of transaction Level , if a transaction readsa similar data two times and unable to assure to possess thesimilar value all the time.