今回も以下のように、前回と同じSQLのチューニングを行います。 select l_orderkey, sum(l_extendedprice * (1 - l_discount)) as revenue, o_orderdate, o_shippriority from customer, orders, lineitem where c_mktsegment = 'BUILDING' and c ...
Hello all!<BR><BR>So I'm work on learning O-R sql, and I'm having trouble with creating a table that has more than one nested table. <BR><BR>My code and errors are as ...