1.

What Is A Deadlock ? Explain .

Answer»

TWO processes wating to update the rows of a table which are locked by the other process then deadlock ARISES. In a database environment this will often HAPPEN because of not issuing proper row lock commands. Poor design of front-end application MAY cause this SITUATION and the performance of server will reduce drastically.
These locks will be released automatically when a commit/rollback operation performed or any one of this processes being killed externally.

Two processes wating to update the rows of a table which are locked by the other process then deadlock arises. In a database environment this will often happen because of not issuing proper row lock commands. Poor design of front-end application may cause this situation and the performance of server will reduce drastically.
These locks will be released automatically when a commit/rollback operation performed or any one of this processes being killed externally.



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