- concurrent existence of two different systems
- одновременное существование двух различных систем
English-russian dctionary of diplomacy. 2014.
English-russian dctionary of diplomacy. 2014.
Two-phase locking — This article is about concurrency control. For commit consensus within a distributed transaction, see Two phase commit protocol. In databases and transaction processing two phase locking, (2PL) is a concurrency control method that guarantees… … Wikipedia
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