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what is the difference between simple view and complex view?

Answer Posted / binod

A simple view is the one which is functioned on the single
table.whereas, a complex view is one that's functioned on
multiple table.
Simple view doesn't contains or consists function ,but
complex view contains functions.
In simple view we can't use groups of data but in case of
complex view it allows the group of function
DML operation is perform through simple view ,on the other
hand it is not allowed in case of complex

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