¸ßÊÖ°ïÎÒ¿´¿´¸ÃsqlÓï¾äÔõôд¡£¡£
ÓÐÁ½¸ö±í£¬
¹¤×ʱí gongzi
select emp_code,fenqi,gz form gongzi.´æ´¢ËùÓÐÔ±¹¤¹¤×ÊÐÅÏ¢¡£
emp_code fenqi gz
001 200905 2500
001 200906 2600
001 200907 2600
002 200905 2000
002 200906 2100
002 200907 2300
empcode = Ô±¹¤¹¤ºÅ Ö÷¼ü
fenqi = ÿÔÂ·ÖÆÚ Ö÷¼ü
gz = ÿÔÂ×ܹ¤×Ê
½±½ð±í
select emp_code ,date,money,rem form jiangjin
emp_code date money rem
001 2009-05-08 200 ÎåÒ»½±½ð
001 2009-05-31 400 ½±½ð
001 2009-06-15 100 ½±½ð
001 2009-06-19 150 ½±½ð
001 2009-06-30 100 ½±½ð
002 2009-05-08 300 ÎåÒ»½±½ð
002 2009-05-31 500 ½±½ð
002 2009-06-15 200 ½±½ð
002 2009-06-19 250 ½±½ð
002 2009-06-30 300 ½±½ð
emp_code = Ô±¹¤¹¤ºÅ£¬Ó빤×Ê±í¹ØÁª¡£¡£
date = ¼Ç¼½±½ðµ÷ÕûµÄÈÕÆÚ£¬Ò²±ØÐëÓ빤×ʱíµÄ·ÖÆÚ¹ØÁª¡£Èç200
Ïà¹ØÎÊ´ð£º
Á½ÖÖ´íÎó£º
1.Èç¹ûÎÒÕâÑùÉêÃ÷£ºResultSet rs;´íÎóÌáʾÈçÏ£º
An error occurred at line: 51 in the jsp file: /index.jsp
The local variable rs may not have been initialized
48: ......
½«Ò»¸ö±í21~30ɾ³ý£¬sqlÓï¾äÔõôд
Õâ¸öÌ«ÁýͳÁË£¬ÊÇÅÅÐòºóµÄµÚ21Ìõµ½30Ìõ¼Ç¼ɾ³ý»¹ÊÇijһÁÐÖµÔÚ21µ½30Ö®¼äµÄɾ³ý°¡£¿
21-30ÊÇʲôÒâ˼£¿×ֶεϰ¾Ídelete from table1 where col1>=21 and col1<=30
Ö¸µ ......
»·¾³£º1.win2003server+oracle9i
2.oracle9i×Ö·û¼¯ÎªAMERICAN_AMERICA.WE8ISO8859P1
3.oracle sql developer°æ±¾ 1.5.5
ÏÖÏóÃèÊö: 1.ÔÚsql developer ÖвéѯoracleÖеÄij¸ö±í£¬ÖÐÎÄÈ«²¿ÏÔʾΪÂÒÂë¡£
......
ÎÒÊý¾Ý¿âÊÇMSSQLµÄ£¬×òÌìËùÓÐµÄ±í±»×¢ÈëJS½Å±¾´úÂë,Óиö²»Ã÷°×µÄµØ·½À´ÎÊÎÊ´ó¼Ò
ÎÒ·¢ÏÖÓÐЩ±íÎÒ¸ù±¾Ã»Ê¹Óã¬Ò²Ã»ÓÐÈë¿âµÄASPÒ³ÃæºÍÓï¾ä£¬ËüÊÇÔÛ¸ö×¢ÈëµÄÄØ£¿
Ã²ËÆselectÓï¾äÊÇ¿ÉÒÔǶÌ׵İɣ¿
¿ÉÄÜÊÇwhere ......