sqlת»»ÎÊÌ⣬¼±£¡ - ÉçÇøÖ§³Ö / ¡¶³ÌÐòÔ±¡·ÔÓÖ¾
select convert(varchar(50),cast(convert(numeric(18,2),1275674000000/100000000)as real))+'ÒÚ'
select cast(convert(numeric(18,2),1275674000000/100000000)as real)
ΪʲôÉÏÒ»¸öÓÃvarcharת»»ºó¾ÍÖ»±£ÁôÁËһλСÊý£¬ºóÃæÒ»¸öСÊý½ØÁË£¬
Çë¸÷λ¸ßÊÖÖ¸µã£¬Ð¡ÃÃÔÚÏß=£¡£¡
²»¶®£¬Ã»ÓйýÕâÑùµÄÊý¾ÝÀàÐÍת»»£¬°ï¶¥£¬ºÇºÇ
ÕâÑùд
SQL code:
select cast(convert(numeric(18,2),1275674000000/100000000)as varchar) +'ÒÚ'
ѧϰһÏÂ!
Ïà¹ØÎÊ´ð£º
´ó¼ÒºÃ£¬ÇëÎÊÔÚ±íMÖÐÓÐ×ֶΣºa b c d e
ÎÒÏë²é³öÆäÖÐÂú×ãÏÂÃæÈÎÒâÒ»ÏîµÄÊý¾Ý£¬1.×Ö¶Îa µÄÖµ²»ÊÇ ¡®Êé»ò±Ê»ò±¾¡¯ÖÐÈÎÒ»£¬2.aΪÊéµÄʱºò×Ö¶Îb,cÊÇ¿Õ;3.µ±aֵΪ±ÊµÄʱºòdÊÇ¿Õ;4.µ±aΪ±¾µÄʱºòb,d,e¶¼ÊÇ¿Õ;5.È ......
PBÖпª·¢µÄ¡£
DateTime startTime=DateTime(em_1.Text)
DateTime endTime=DateTime(em_2.Text)
string sql
sql = dw_1.GetSQLSelect()+"Where (StartTime> '"+startTime+&q ......
ÇëÎʸ÷룬ÈçºÎ½«SQlÖУ¬Ä³×Ö¶ÎÖеÄÖµºáÏòÕ¹¿ªÄØ£¬
CASE WHEN
¾ßÌåÎÊÌâ¾ßÌå·ÖÎö£¬¿´ÄãÒªÔõôչ¿ª
ÐÕÃû ¿ÆÄ¿ ³É¼¨
ÕÅÈý Ó¢Óï 90
ÀîËÄ Ó¢Óï&nb ......
table1
Ãû³Æ Èë¿âÊý
CT»ú 3
CT»ú 5
X¹â»ú 4 ......
ÎÒÓжà¸ö±íA B C ½á¹¹ÊÇÒ»ÑùµÄ£¬¶¼ÓÐ2¸ö×Ö¶ÎnameºÍcontent,ÎÒÒªËÑË÷ËùÒÔ±íËùÓÐ×Ö¶ÎÖаüº¬¡°Öйú¡±µÄÄÚÈÝ Õâ¸öSQLÓï¾äÔõôд
ÈçºÎ½«¶à¸ö±íµÄ²éѯ½á¹ûÁ¬³ÉÒ»¸ö±í Õâ¸öSQLÓï¾äÔõôд ±íµÄ½á¹¹ÊÇÒ»ÑùµÄ
ÀýÈç£ ......