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A ___________ is one where, for each pair of transactions Ti and Tj such that Tj reads a data item previously written by Ti , the commit operation of Ti appears before the commit operation of Tj

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A ___________ is one where, for each pair of transactions Ti and Tj such that Tj reads a data item previously written by Ti , the commit operation of Ti appears before the commit operation of Tj

(a) Partial schedule

(b) Dependent schedule

(c) Recoverable schedule

(d) None of the mentioned

The question was asked in an online quiz.

I would like to ask this question from Transaction Isolation in chapter Transactions of RDBMS

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Correct option is (c) Recoverable schedule

Explanation: A Recoverable schedule is one where, for each pair of transactions Ti and Tj such that Tj reads a data item previously written by Ti , the commit operation of Ti appears before the commit operation of Tj.

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