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dim gcstrT_1 ,gcstrT_3  as integer
gcstrT_1  = 1
gcstrT_3  = 3
 strWhere = strWhere &  "……"
 strWhere = strWhere &  "AND ((T_KB = " & gcstrT_1 &; ") "   '×¢Òâµã AND ºóÃæÐèÒªÒ»¸öÀ¨ºÅ "(" 
 strWhere = strWhere &  "OR "
 strWhere = strWhere &  " (T_KB = " &  gcstrT_3 &  " "
 strWhere = strWhere &  " AND S_CD IS NOT NULL "
 strWhere = strWhere &  " AND Z_SU > 0 )) "        '×¢Òâµã AND ºóÃæÐèÒªÒ»¸öÀ¨ºÅ ")" 
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--- ´´½¨ ±¸·ÝÊý¾ÝµÄ device
USE master
EXEC sp_addumpdevice 'disk', 'testBack', 'c:\mssql7backup\MyNwind_1.dat'
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¼ÙÉ裬±íÃûΪ T1 ×Ó¶ÎΪ A,B,C
select count(*) ,A,B,C from T1
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