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ÿ´Î¶¼°Ñ date1  ºÍdate2ÓÃString ÕâÑùÊDz»ÊDz»ºÃ
SQL code:

between '" + date1 + "' nad '" + date2 + "'


SQL code:

insert into hwouttb3
select * from hwouttb where outdate between '2007Äê10ÔÂ25ÈÕ' and '2007Äê11ÔÂ25ÈÕ'and gysh like '%Éú產%' or gysh like '%¹¤³Ì%' or gysh like '%倉庫%'
union all
select * from hwouttb2 where outdate between '2007Äê10ÔÂ25ÈÕ' and '2007Äê11ÔÂ25ÈÕ'and gysh like '%Éú產%' or gysh like '%¹¤³Ì%' or gysh like '%倉庫%'


'2007Äê10ÔÂ25ÈÕ'

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½«ÈÕÆÚת»»Ò»Ï¸ñʽconvert(varchar(10), outdate ,110)

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'2007Äê10ÔÂ25ÈÕ'

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outdate ÊÇʲôÀàÐ͵Ä

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String ÀàÐÍ
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DD

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    begin
    close;
    commandtext:='select bgqxcode,count(*) wjsl from wscl_wsda_file where wjnd=:tnd group by bgqxcode'; ......

sql ÎÊÌâ

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DateTime startTime=DateTime(em_1.Text)
DateTime endTime=DateTime(em_2.Text)

string sql
sql = dw_1.GetSQLSelect()+"Where (StartTime> '"+startTime+&q ......

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µ«Ã¿´Î¶¼ÒªÍù²éѯ·ÖÎöÆ÷ÉÏÌ ......

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ÎÒµÄÓï¾äΪstr1.Format("UPDATE wz set title='%s',class='%s',nr='%s',[date]='%s' WHERE num='%d'",
m_bt, strTemp, fromClipboard, time5,m_num);
......
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