Hyeokmin Kwon

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There is growing evidence that for a wide variety of database workloads and system conngurations the two-phase locking (2PL) outperforms other types of concur-rency control schemes. However, in the presence of long-lived transactions (LLTs), 2PL surrenders to a problem of long delay suspension because LLTs are qualiied to lock data until they commit. To(More)
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