Row Versioning based Isolation levels in Sql Server

Row Versioning based Isolation levels are very useful in reducing blocking. Which are.. • Read Committed (default) Isolation level  with READ_COMMITTED_SNAPSHOT database option is ON.• Snapshot Isolation level with the ALLOW_SNAPSHOT_ISOLATION database option is ON. Read committed isolation using row versioning provides statement-level read consistency however Snapshot isolation provides transaction-level read consistency. Statement-level read consistency Vs. Transaction-level read…

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