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Explain Transaction, Lock point

Mumbai University > Information Technology > Sem 3 > Database Management System

Marks: 4M

Year: May 2014, May 2016

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Transaction

  • A transaction is a set of changes that must all be made together.
  • It is a program unit whose execution mayor may not change the contents of a database.
  • Transaction is executed as a single unit.
  • If the database was in consistent state before a transaction, then after execution …

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