Transaction
GATE CSE & IT · Database Management Systems - Transaction Properties (ACID) · 2005-2025
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All concepts →A schedule of three database transactions T1, T2, and T3 is shown. Ri(A) and Wi(A) denote read and write of data item A by transaction Ti, i = 1,2,3. The transaction T1 aborts at t...
Consider the database transactions T1 and T2, and data items X and Y. Which of the schedule(s) is/are conflict serializable? Transaction T1 R1(X) W1(Y) R1(X) W1(X) COMMIT(T1) Trans...
Once the DBMS informs the user that a transaction has been successfully completed, its effect should persist even if the system crashes before all its changes are reflected on disk...
Once the DBMS informs the user that a transaction has been successfully completed, its effect should persist even if the system crashes before all its changes are reflected on disk...
Amongst the ACID properties of a transaction, the 'Durability' property requires that the changes made to the database by a successful transaction persist