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Big Data Simplified
book

Big Data Simplified

by Sayan Goswami, Amit Kumar Das, Sourabh Mukherjee
June 2019
Beginner to intermediate content levelBeginner to intermediate
360 pages
10h 55m
English
Pearson Education India
Content preview from Big Data Simplified
6 | Big Data Simplied
Consistency implies that only a valid data will be written to a database. If, for some reason,
a transaction violates the database’s consistency rules, then the entire transaction should be
rolled back, and the database will be restored to a state that was consistent with those rules.
On the other hand, if a transaction successfully executes as per the consistency rules of the
database, the database moves from one state that is consistent with the rules to another state
that is also consistent with those rules.
Isolation requires that multiple transactions occurring on the database at the same time
should not impact one another. For example, if John carries out a transaction on a database at
the same time when ...
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Publisher Resources

ISBN: 9789353941505