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In [[Computer Science]], in the field of [[database]]s, '''non-lock concurrency control''' is [[concurrency control]] method used in [[relational database]]s without using [[lock (computer science)|locking]].
(+++Applicable to all database types, not just relational +++)
There are several non-lock concurrency control methods:
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* [[Multiversion concurrency control]]
They involve the use of timestamps on transaction to determine transaction priority.
(+++Not all these methods necessariliy use timestamps+++ Article looks redundant. +++)
(+++Validity of a separate article for this subject is questionable, since each method is unique, and not much in common. Why not an article on "non timestamp CC?" +++)
See also
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