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C/C++ Users Group Library 1996 July
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C-C++ Users Group Library July 1996.iso
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v_02_09
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2n09060a
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Text File
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1991-07-30
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645b
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21 lines
UPDATE UpdateList
SET action = "D"
WHERE EXISTS (SELECT *
FROM UpdateList Upd1, UpdateList Upd2
WHERE (Upd1.action = "B")
AND (Upd2.action = "C")
AND (Upd1.reg# = Upd2.reg#)
AND (Upd1.outlet# = Upd2.outlet#))
AND (action = "B");
UPDATE UpdateList
SET action = "A"
WHERE EXISTS (SELECT *
FROM UpdateList Upd1, UpdateList Upd2
WHERE (Upd1.action = "B")
AND (Upd2.action = "C")
AND (Upd1.reg# = Upd2.reg#)
AND (Upd1.outlet# = Upd2.outlet#))
AND (action = "C");