Isolation level in SQL SERVER
Ø Isolation levels determine how a transaction interacts with other concurrent transactions accessing the same data. Ø SQL Server has four isolation levels: Read Uncommitted, Read Committed, Repeatable Read, and Serializable. Ø Each isolation level provides a different balance between data accuracy, consistency, concurrency, and performance. Ø It's important to choose the right isolation level for your transactions based on your specific requirements and potential concurrency issues. Ø You should carefully consider the trade-offs between data accuracy, consistency, concurrency, and performance when choosing an isolation level. Ø SQL Server allows you to change the isolation level at any time during a transaction using the SET TRANSACTION ISOLATION LEVEL statement. Isolation Level Description Example Read Uncommitted Allows transactions to read data that has been modified by other transactions but not yet co