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ConceptIsolation Level

Transaction Isolation Level

Transaction Isolation Level is a core concept in database transaction control. The ANSI SQL-92 standard defines four levels: Read Uncommitted, Read Committed, Repeatable Read and Serializable, each corresponding to a different range of tolerated concurrency anomalies.

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Oct 15

The ANSI SQL-92 standard defines four isolation levels: Read Uncommitted, Read Committed, Repeatable Read and Serializable.

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Oct 12

Transaction isolation levels include read uncommitted, read committed, repeatable read, and serializable, and the higher the level, the lower the concurrency performance.

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