what is difference between procedure and function,
procedure and trigger?
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Answer Posted / gvk
functions and procedures:
1.Functions Returns a value, procedure not return a value.
2.parsed & compiled at runtime, Procedure stored as a
pseudo code in database ie. Compiled form.
3.Cannot effect the state of database,sp effect the state
of database using Commit etc..
4.mainly used to compute the values, sp used to process the
tasks.
5.It can be invoked from sql statement :eg:select, sp can
not invoked.
6.it is not accept more than one argument.sp accept more
than one argument.
Trigger and procedure:
1.It is run Automatically , sp run it manually.
2.With in a trigger u can call the sp, with in a sp u can
not call the trigger.
3.when u r creating the trigger u have to identify event
and action of your trigger. not possible in sp.
4.Trigger not pass the arguments but sp pass the arguments.
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