DB2 Isolation Levels in Mainframe | Choosing the Proper Isolation Level for a transaction

DB2 Isolation Levels in Mainframe | Choosing the Proper Isolation Level for a transaction
What is database concurrency?
What is isolation level?
Type of Lock on Database
Share, Update, Exclusive Lock
1. Repeatable Read (RR)
2. Read Stability (RS)
3. Cursor Stability (CS)
4. Uncommitted Read (UR)
Choosing the Proper Isolation Level
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