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Aborted is an attribute that does not represent a valid state of a transaction
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A transaction must be successfully completed in the "Committed" stage.
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Security must protect among other data in the database and the DBMS
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The DBMS guarantees that a transaction is fully rolled back if it cannot be completed entirely.
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MySQL supports indexing to improve the speed of data retrieval operations.
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EntityManager's merge() method synchronizes changes with the database.
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Phantom reads can occur when transactions have inserted, updated, or deleted rows in the database between the two reads.
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"Concurrency" is achieved by DBMS through multiple transactions running in parallel (parallel concurrency) or interleaved (interleaved concurrency).
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Referential integrity ensures that the value of a foreign key must match one of the existing primary key values in another table
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An execution plan is said to be restartable if the write transaction Tj always commits before the read transaction.
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