Data Concurrency - Locking

Data System Architecture

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locking as when a process is in the blocking state.




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Data System Architecture
Concurrency - Concurrency

Data concurrency means that many thread (that may represents users) can access and modify data at the same time. Data concurrency ensures that users can access data at the same time ...reubenbond/status/662061791497744384/photo/1Reuben...
Data System Architecture
Concurrency - Race Condition (Concurrency Problem)

A Race condition is the only concurrent problem that can happen when two threads manipulate the same state (value) in the same time-lapse, the last thread to write the state will overwrite the state modification...
Data System Architecture
Transaction - Isolation (Level|Degree) - (Locking Level ?)

Very early in the development of the transaction concept (ie lock concept), attempts were made to increase concurrency by providing weaker isolation level than the serialiable one. serializability defines...



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