ÇóÖúÒ»¾äSQLÓï¾ä
Êý¾ÝÀàÐÍ£º
Code char(6)
CreateTime datetime
Price float
Êý¾ÝÈçÏ£º
Code CreateTime Price
031021 2008-10-17 15:00:15 3.58
031021 2008-10-17 15:00:16 5.53
031022 2008-10-17 15:00:17 4.54
031022 2008-10-17 15:00:18 3.51
031022 2008-10-17 15:00:19 3.52
031023 2008-10-17 15:00:20 2.50
031023 2008-10-17 15:00:21 4.53
031024 2008-10-17 15:00:22 3.55
031024 2008-10-17 15:00:23 3.55
031024 2008-10-17 15:00:24 5.57
ÎÒ²éѯ
SELECT * from Table Where Price between 4 and 5
³öÀ´µÄ½á¹ûÊÇ
031022 2008-10-17 15:00:17 4.54
031023 2008-10-17 15:00:21 4.53
ÎÒÏëÒªµÄ½á¹ûÊÇ
031022 2008-10-17 15:00:18 3.51
¾ÍÊÇ˵Ҫ·ûºÏ²éѯµÄÌõ¼þµÄÏÂÒ»Ìõ£¬Ëû±¾ÌõÌø¹ý£¬
×¢Ò⣺031024 2008-10-17 15:00:22 3.55 (ÕâÌõÒ²ÊÇ4.53µÄÏÂÒ»Ìõ£¬µ«ÊÇÒòΪ²»ÊÇͬһ¸öCodeËùÒԾͲ»ÄÜÒª)
ÇëÎÊÕâ¾äSQLÒªÔõôд£¬Ð»Ð»£¡
2005£¿
------------------------------------------------------------------------
-- Author : HappyFlyStone
-- Date : 2009-10-12¡¡
-- Version: Microsoft SQL Server 2005 - 9.00.2047.00 (Intel X86)
--&nbs
Ïà¹ØÎÊ´ð£º
ÓÐÒ»¸ö±íAA
name tj
1 a
1 b
1 c
2 a
2 d
3 b
ÒªÇóµ±tj×ֶεÄÖµ¼ÈµÈÓÚaÓÖµÈÓÚcʱ£¨tj = ¡®a¡ ......
INSERT INTO StudAchieve(studID,studName)
VALUES('2','abc'),('2','bcd'),('2','cde')
Æ´Á˰ëÌìÒ²²»¶Ô£¬¼°°¡ ¡£¡£¡£¡£
SQL c ......
sqlÓï¾ä£º
select loan_plan_id,l_collect_plan.loan_id,l_collect_detail.collect_isfinished from l_collect_plan
left join l_collect_detail on l_collect_plan.return_times=l_collect_detail.collect_vo ......
ÏÖÔÚÓÐÁ½¸öÒì¹¹µÄsql serverÊý¾Ý¿â,ÎÒÏ뽫µÚÒ»¸ö±íÖеÄÊý¾Ýµ¼Èëµ½µÚ¶þ¸ö±íÖÐ,×Ô¼ºÖ¸¶¨µ¼ÈëÊý¾ÝµÄ×Ö¶Î,ÈçºÎµ¼ÈëÊý¾ÝÄØ,´ó¼ÒÌÖÂÛÒ»ÏÂ?
dts¹¤¾ß
µ¼Èëµ¼³ö¹¤¾ß.
DD
¹þ¹þ£¬¹À¼ÆÕâλÊǵØQIOU¶¼Êܲ»Á˵Ä
Ö±½ÓÐ ......