Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

SQL¼ÆËãÄêÁä - MS-SQL Server / »ù´¡Àà

worker(workerno,workername,workersex,workerborndate)

ÏÔʾËùÓÐÖ°¹¤µÄÄêÁ䣬²¢°´Ö°¹¤ºÅµÝÔöÅÅÐò¡£

±íÖÐÖ»ÓÐÔ±¹¤µÄ³öÉúʱ¼ä£¬ÀýÈç1952-01-03


´ËsqlÓïÑÔÈçºÎд£¿ÈçºÎÀûÓÃϵͳʱ¼ä¼ÆËãÄêÁ䣿
Çë¸ßÊÖ°ïæ1
SQL code:

select workerno,workername,workersex,datediff(year,workerborndate,getdate())
from worker
order by workerno


SQL code:
select workerno,workername,workersex,datediff(year,workerborndate,getdate())+1 as age
from worker
order by workerno



SQL code:


if OBJECT_ID('worker') is not null
drop table worker
go
--worker(workerno,workername,workersex,workerborndate)
create table worker(
workerno int,
workername varchar(20),
workersex int,
workerborndate datetime
)
insert into worker
select 3,'pjl',1,'1987-11-02' union all
select 2,'kzd',1,'1988-11-11' union all
select 1,'dyx',1,'1986-01-11'

select * from worker

select workerno,workername,workersex,DATEDIFF(MONTH,workerborndate,GETDATE())/12 as age
from worker
order by workerno
/*



¾ÍÕâÑù½áÌùÀ²£¿



Ïà¹ØÎÊ´ð£º

csvÎļþת»»³Ésqlµ¼Èëµ½Êý¾Ý¿â£¬Ã»ÓÐÊý¾ÝΪºÎ£¿

Ö´ÐеÄ˳Ðò£º
1£©Îļþä¯ÀÀ¿ò£¨Ñ¡ÔñÎļþʹÓã©
Ñ¡ÔñºÃÎļþºó
µã»÷Ò»¸öµ¼Èë°´Å¥µÄʱºò £¬°ÑÉÏÃæÉÏ´«¿òÀïµÄcsvÎļþÒÔÒ»¸öIDΪÎļþÃû£¬ÉÏ´«µ½**/**Îļþ¼ÐÏÂ
2£©¶ÁÈ¡Õâ¸öÎļþ¼ÐϵÄcsvµÄÎļþ£¬×ª»»³Ésql
3 ......

ÇóÒ»¸öSQLÓï¾ä - MS-SQL Server / »ù´¡Àà

×Ö¶Î1,×Ö¶Î2.....×Ö¶ÎN,Status,ParentID
1,Name1....test1,1,99
1,Name1....test1,3,99
1,Name2....test2,1,101
1,Name2....test2,3,101
1,Name3....test3,2,101
1,Name1....test1,4,101
ÏëÒªµÄ½á¹ûÊÇ:
1,Na ......

Çë½ÌSQLSERVERµÄÁ½¸öÎÊÌâ - MS-SQL Server / ÒÉÄÑÎÊÌâ

1¡£ÔõÑùʹxp_cmdshellÄÜÍêÕûÊä³ö³¬¹ý255¸ö×Ö·ûµÄ×Ö·û´®¡£
2¡£select ʱ£¬¼ìË÷ËÙ¶ÈÊÇÓëfromºóµÄ TABLE˳ÐòÓйأ¬»¹ÊÇÓëwhereÌõ¼þµÄ˳ÐòÓйØ(TABLEÊý¾Ý¶àÉÙ )
ÔÚϵͳÊôÐÔÉ趨ÀïÓиöÑ¡Ïî,¿ÉÒÔÐ޸ĵ¥×Ö¶ÎÊä³ö×ÖÊýÏÞÖÆ. ......

Ôõô°ÑMDFÊý¾Ýתµ½MySQL£¿ - MS-SQL Server / »ù´¡Àà

Ôõô°ÑMDFÊý¾Ýתµ½MySQL£¿
ÖÁÉٵø½¼Óµ½sqlserverÉÏ

¾ßÌåÔõôŪ°¡ ÎҵıÏÒµÉè¼ÆµÄÊý¾Ý¿âÊÇ´ÓÍøÉÏdownÏÂÀ´µÄ£¿£¿

Ä㻹²»ÈçÖ±½ÓÓÃsqlserverÄØ

º¯Êý¡¢´æ´¢¹ý³Ì¶¼µÃ¸ÄÁË¡£

sqlserverûÔõôÓùý¡£Ò²Ã»Óа²× ......

Accessͨ¹ýSqlÓï¾ä´´½¨Êý¾Ý¿â - .NET¼¼Êõ / C#

ÔÚAccessµÄ²éѯÖÐÖ´ÐÐÏÂÃæµÄÓï¾ä,ÎÞЧ,ÌáʾÆÚ´ýselect ,updata ,...
CreateTble C=Answer N="»ØÌû±í"
(
  C=ID T="INTEGER" P=No M=No N="±àºÅ" Z=false,
  C=Ques ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ