January 2005
Beginner to intermediate
928 pages
22h 14m
English
book
Understanding DB2®: Learning Visually with Examples
by Raul F. Chong, Clara Liu, Sylvia F. Qi, Dwaine R. Snow
Content preview from Understanding DB2®: Learning Visually with Examples
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11.8. Case Study
On a Monday morning, a developer calls you and requests assistance to resolve a deadlock problem. You find that two identical applications are being executed concurrently and receive this SQL0911 error:
SQL0911N The current transaction has been rolled back because of a deadlock or timeout.Reason code "2".
Reason code 2 indicates that a deadlock was encountered and the transaction was rolled back. Few tools are available to diagnose deadlock problems and you choose to use the deadlock Event Monitor.
Data from the deadlock Event Monitor shows that:
Application A updated a row in the employee table.
At the same time, application ...
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