Documents Oracle Plsql

Oracle PL/SQL CONTENTS PL/SQL..........................................................................................................................................................…

Technology Locking unit 1 topic 3

1. Locking fundamentals Fundamental tool of concurrency control Obtain lock before accessing an item Wait if a conflicting lock is held Shared lock: conflicts with exclusive…

Technology Locks with updt nowait

1. Locks Users manipulate oracle table data via sql/pl-sql stmt An oracle transaction can be made up of single…