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from SmtResultReport1) a LEFT JOIN
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from SmtResultReport1) b ON a.idd = b.idd - 1
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a 2010-05-08 15:30:30.100 1
b 2010-05-08 15:31:30.100 1
c 2010-05-08 15:32:30.100 1
d 2010-05-08 15:33:30.100 0
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a 2010-05-08 15:30:30.100 0
b 2010-05-08 15:31:30.100 1
c 2010-05-08 15:32:30.100 1
d 2010-05-08 15:33:30.100 1
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