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

¼± £¡Oracle ÁвéѯÎÊÌâ

Java code:

//Ï£Íû¸÷λ°ï°ïæ°¡£¡ÖÔÐĸÐл
/**
* Êý¾Ý¿âΪ: Oracle10g
* ÏÖÔÚÓÐÒ»ÕűíÃûΪstudentµÄ±í£¬Êý¾ÝÈçÏ£º
* ID NAME AGE
* 1 A 20
* 2 B 20
* 3 C 20
* 4 X 19
* 5 Y 19
*/

/**
* ÆÚÍû½á¹û(Ò»)
* ÏÂÃæÎÒÏëͨ¹ýÒ»ÌõsqlÓï¾ä»òÕß´¢´æ¹ý³Ì ²éѯAGE=20µÄÏà¹Ø¼Ç¼
* ²éѯ½á¹ûÐèÒªÈçÏ£º(Ö»²éѯID¡¢NAMEÁоͿÉÒÔÁË)
* ID NAME
* 1,2,3 A,B,C
*/

/**
* ÆÚÍû½á¹û(¶þ)
* ×îºÃÊÇÄܲéѯ³öÕâÑùµÄ½á¹û(¸ù¾ÝAGEÀ´²é£¬ÎÒÏëµÄ»°Ó¦¸Ã»áÓÃGroup By°É)
* ID NAME
* 1,2,3 A,B,C
* 4,5 X,Y
*
*/


select wm_concat(id) "ID",wm_concat(name) "name" from student
group by age;


1.
select wm_concat(id)id,wm_concat(name)name
  from student where age=20
2.
select wm_concat(id)id,wm_concat(name)name
  from student
group by age


Ïà¹ØÎÊ´ð£º

oracle sql developer ²éѯÏÔʾÖÐÎÄÂÒÂë

»·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¡£ ......

lomboz eclipse ÖмÓÈëoracleµÄÎÊÌâ

ÔÚlomboz eclipseÖеÄwindow->show view->others->ÖеÄÔõÑù¼ÓÈëconnectivityÖеÄdata sourceÖÐÁ¬½ÓoracleʱֻÓÐ8,9,10ÕâÈý¸ö°æ±¾£¬ÔõÑù²ÅÄÜÁ¬½Óoracle11Õâ¸ö°æ±¾ÄØ£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿


......

ssh oracle Á¬½Ó


Ðֵܠ ͼ¹ÒÁË¡£

<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value ......

adoÁ¬½ÓoracleµÄ¹ÖÎÊÌâ

ÒÔǰ³ÌÐòºÃºÃµÄ,ÄܽøÐÐÈκβÙ×÷
µ«´Ó×òÌ쿪ʼͻȻÁ¬½ÓÊý¾Ý¿âʧ°Ü,´úÂëÈçÏÂ:
try
{
        ::CoInitialize(NULL);
        hr=m_pConnection.Creat ......

´ÓORACLEµ½DB2µÄSQLÓï¾äÎÊÌâ

ÏÖÔÚÓÐÒ»ORACLEÖеÄSQLÓï¾ä£¬ÐèÒªÒÆÖ²µ½DB2ÖУ¬ÇëÎʸÃSQL¸ÄÈçºÎд
ORACLEÖУº
select floor(months_between(date1,date2)) from A  
date1,date2·Ö±ðΪ±íÖеÄÁ½¸ö×Ö¶Î £¬¶¼ÎªÈÕÆÚÐÍ 
DB2ÖÐÈçºÎʹÓÃÐ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ