HI, Can any body explain me ? If we careate objects using
derived tables it will decreasess the performence? If we
are not creating the objects using the derived tables then
what is the use of having the derived tables?
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Answer Posted / padmalatha0923
we can create objects using derived tables
if derived tables increses then only performance decreses
but if we include one object form this table the entire query from this table is executed.we can see this in query panel
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