Question: Consider how a database system query optimizer might choose to evaluate the following query select from r 1 natural join r 2 where A <
Consider how a database system query optimizer might choose to evaluate the following query
select
from r natural join r
where A
with A being an attribute appearing only in rs schema. Since the where clause applies only to r the projection A could be applied before the natural join. Is the following statement true?
It makes no difference since the natural join is on the join attributesTrue or False
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