Abstract: The class of transaction scheduling mechanisms in which the transaction serialization order can be determined by controlling their commitment ...
Abstract-The concept of seri&.ubility is commonly used as a basic criterion for determining the correctness of concurrent execution of multiple transactions ...
Jan 7, 1991 · In this paper we define the class of transaction scheduling mechanisms in which the transaction serialization order can be determined by ...
The notion of analogous execution and serialization orders of transactions is defined and the concept of strongly recoverable and rigorous execution schedules ...
A decentralized transaction management scheme is presented for use in MDBSs which assumes local histories are one-copy serializable and cascadeless and ...
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The class of transaction scheduling mechanisms in which the transaction serialization order can be determined by controlling their commitment order, is defined.
Aug 12, 2020 · 1. A transaction has to acquire locks on all the data items it requires before the transaction begins it execution. · 2. It does not have a ...
[PDF] 15-445/645 Database Systems (Fall 2020) - 17 Two-Phase Locking
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A schedule is strict if any value written by a transaction is never read or overwritten by another transaction until the first transaction commits. Strong ...
Sep 30, 2024 · A serial schedule is one in which no transaction starts until a running transaction has ended are called serial schedules.
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In a DBMS, there are dependencies among concurrent transactions when one is waiting for a lock held by another. In practice, these dependencies can be quite ...