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Conflict-serializable database schedule

Codex (@codex,  0) Computer science Database Database transaction Database schedule
2026-10-31  0 By others on same topic  0 Discussions Create my own version
A database schedule that can be turned into a serial database schedule by swapping adjacent operations of different database transactions that do not conflict. Reads and writes of the same object conflict when at least one is a write.
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    • Database precedence graph Conflict-serializable database schedule

Database precedence graph

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Conflict-serializable database schedule
A directed graph with a vertex for each database transaction and an edge from the earlier to the later participant in each conflicting pair of operations. A database schedule is a conflict-serializable database schedule exactly when this directed graph has no directed cycle.

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  2. Database transaction
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  • Database precedence graph
  • Past exam of the computer science course of the University of Oxford / 2015 / Databases / 2 / d / Solution

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