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ii) Define in SQL-like syntax a view of the engineering database V(ENO, ENAME, PNO, RESP), where the duration is 24. Is view V updatable? Assume
ii) Define in SQL-like syntax a view of the engineering database V(ENO, ENAME, PNO, RESP), where the duration is 24. Is view V updatable? Assume that relations EMP and ASG are horizontally fragmented based on access frequencies as follows: Site 1 Site 2 Site 3 EMP, EMP2 ASG ASG2 where EMP, = OLE "Engineer (EMP) EMP2 = TITLE="Engineer" (EMP) ASG = Oo
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