sql ²éѯ³öÀ´Ò»¸ö±íÔÚ²åÈëµ½ÁíÒ»¸ö±íÀï
ALTER FUNCTION [dbo].[fun_tongji]()
RETURNS @t1 table (
yue int ,
money int
)
AS
begin
Declare @i int
set @i=1
-- declare @t1 table (
-- yue int ,
-- money int
-- )
while (@i<=12)
begin
INSERT into @t1 (yue,money) select isnull(sum(money),0) as money,@i as yue from zhangbenjilu where datepart(month,usedatetime)=@i
set @i=@i+1
end
return ;
end
Ïà¹ØÎĵµ£º
ÔÚSQL Server 2005Êý¾Ý¿âÖÐʵÏÖ×Ô¶¯±¸·ÝµÄ¾ßÌå²½Öè:
1¡¢´ò¿ªSQL Server Management Studio
2¡¢Æô¶¯SQL Server´úÀí
3¡¢µã»÷×÷Òµ->н¨×÷Òµ
4¡¢"³£¹æ"ÖÐÊäÈë×÷ÒµµÄÃû³Æ
5¡¢Ð½¨²½Ö裬ÀàÐÍÑ¡T-SQL£¬ÔÚÏÂÃæµÄÃüÁîÖÐÊäÈëÏÂÃæÓï¾ä£¨ºìÉ«²¿·ÖÒª¸ù¾Ý×Ô¼º ......
Ò»¡¢Ê²Ã´ÊÇSQL×¢Èëʽ¹¥»÷?
¡¡¡¡ËùνSQL×¢Èëʽ¹¥»÷£¬¾ÍÊǹ¥»÷Õß°ÑSQLÃüÁî²åÈëµ½Web±íµ¥µÄÊäÈëÓò»òÒ³ÃæÇëÇóµÄ²éѯ×Ö·û´®£¬ÆÛÆ·þÎñÆ÷Ö´ÐжñÒâµÄSQLÃüÁî¡£ÔÚijЩ±í
µ¥ÖУ¬Óû§ÊäÈëµÄÄÚÈÝÖ±½ÓÓÃÀ´¹¹Ôì(»òÕßÓ°Ïì)¶¯Ì¬SQLÃüÁ»ò×÷Ϊ´æ´¢¹ý³ÌµÄÊäÈë²ÎÊý£¬ÕâÀà±íµ¥ÌرðÈÝÒ×Êܵ½SQL×¢Èëʽ¹¥»÷¡£³£¼ûµÄSQL×¢Èëʽ¹¥
»÷¹ý³ÌÀàÈ磺
......
AcessÓëSQLµÄÇø±ð
ÒÔÏÂ總結ÁË×Ô¼ºÔÚ項Ä¿ÖÐËùÓöµ½µÄÓÐ關Acess與SQL²î異µÄһЩµØ·½£º
1£¬¶ÔÓÚÈÕÆÚ×Ö¶Î×Ö¶Î
¡¡¡¡access±íʾΪ:#1981-28-12#
¡¡¡¡SQLSERVER2000±íʾΪ:''1981-02-12''
¡¡¡¡2,SQLÓï¾äÇø±ð£¬_select,_updateÔÚ¶Ôµ¥±í²Ù×÷ʱ¶¼²î²»¶à£¬
¡¡¡¡µ«¶à±í²Ù×÷ʱupdateÓï¾ ......
ÕýÈ·µÄ£ºselect isnull(money,0) from (select sum(money) as money,3 as b from zhangbenjilu where datepart(month,usedatetime)=3) as a
´íÎóµÄ£ºselect isnull(money,0) from (select sum(money) as money,3 from zhangbenjilu where datepart(month,usedatetime)=3) ......
SQL Server 2000 ¸÷ÖÖ¶ÔÏóµÄ×î´óÖµ(ÊýÁ¿»ò´óС)
¹ÜÀíµÄÒ»¸öÊý¾Ý¿â´óС½«½ü10G£¬¿ªÊ¼µ£ÐÄÊý¾Ý¿â»á²»»á¹ý´ó£¬²éѯSQL ServerµÄÁª»ú´ÔÊéºó·¢ÏÖ×Ô¼ºµÄµ£ÐÄÕæµÄÊǶàÓàµÄ¡£
SQL Server 2000Êý¾Ý¿âÎļþ´óС£¨Êý¾Ý¡¢ÈÕÖ¾£©×î´ó¿ÉÒÔÖ§³Ö 32 TB µÄÎļþ
½ØÈ¡SQL Server 2000Áª»ú´ÔÊéÖеÄ×î´óÈÝÁ¿ËµÃ÷·½±ã´ó¼Ò²éÔÄ¡£
SQL ServerÊý¾Ý ......