Java³£¼ûÊý¾Ý¿âÁ¬½Ó·½·¨»ã×Ü
¡¢Oracle8/8i/9iÊý¾Ý¿â£¨thinģʽ£©
Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String url="jdbc:oracle:thin:@localhost:1521:orcl";
//orclΪÊý¾Ý¿âµÄSID
String user="test";
String password="test";
Connection conn= DriverManager.getConnection(url,user,password);
2¡¢DB2Êý¾Ý¿â
Class.forName("com.ibm.db2.jdbc.app.DB2Driver ").newInstance();
String url="jdbc:db2://localhost:5000/sample";
//sampleΪÄãµÄÊý¾Ý¿âÃû
String user="admin";
String password="";
Connection conn= DriverManager.getConnection(url,user,password);
3¡¢Sql Server7.0/2000Êý¾Ý¿â
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=mydb";
//mydbΪÊý¾Ý¿â
String user="sa";
String password="";
Connection conn= DriverManager.getConnection(url,user,password);
4¡¢SybaseÊý¾Ý¿â
Class.forName("com.sybase.jdbc.SybDriver").newInstance();
String url =" jdbc:sybase:Tds:localhost:5007/myDB";
//myDBΪÄãµÄÊý¾Ý¿âÃû
Properties sysProps = System.getProperties();
SysProps.put("user","userid");
SysProps.put("password","user_password");
Connection conn= DriverManager.getConnection(url, SysProps);
5¡¢InformixÊý¾Ý¿â
Class.forName("com.informix.jdbc.IfxDriver").newInstance(); String url =
"jdbc:informix-sqli://123.45.67.89:1533/myDB:INFORMIXSERVER=myserver;
user=testuser;password=testpassword";
//myDBΪÊý¾Ý¿âÃû
Connection conn= DriverManager.getConnection(url);
6¡¢MySQLÊý¾Ý¿â
Class.forName("org.gjt.mm.mysql.Driver").newInstance();
String url ="jdbc:mysql://localhost/myDB?user=soft&password=soft1234&useUnicode=true&characterEncoding=8859_1"
//myDBΪÊý¾Ý¿âÃû
Connection conn= DriverManager.getConnection(url);
7¡¢PostgreSQLÊý¾Ý¿â
Class.forName("org.postgresql.Driver").newInstance();
String url ="jdbc:postgresql://localhost/myDB"
//myDBΪÊý¾Ý¿âÃû
String user="myuser";
String password="mypassword";
Connection conn= DriverManager.getConnection(url,user,password);
Ïà¹ØÎĵµ£º
1.¼ÆËãijһÔ·ݵÄ×î´óÌìÊý
Calendar time=Calendar.getInstance();
time.clear();
time.set(Calendar.YEAR,year);
time.set(Calendar.MONTH,i-1);//×¢Òâ,Calendar¶ÔÏóĬÈÏÒ»ÔÂΪ0
int day=time.getActualMaximum(Calendar.DAY_OF_MONTH);//±¾Ô·ݵÄÌìÊý ......
ǰһÕóÔÚ¹«Ë¾ÀïʹÓà jconsle ʱһÇÐÕý³££¬È»¶øÔÚ¼ÒÖеĻúÆ÷ÉÏÈ´³öÏÖÁ˱êÌâËùʾµÄÎÊÌ⣺
jconsole ºÍ jps ÎÞ·¨ÏÔʾ±¾µØ Java ½ø³ÌÁÐ±í¡£
µ±Ê±Ö±½ÓÀûÓà -Dcom.sun.management.jmxremote.port=port Æô¶¯Ä¿±ê java ½ø³Ì£¬²¢ÔÚ jconsole ÖÐͨ¹ý localhost:port ·½Ê½³É¹¦Á¬½ÓÉÏÄ¿±ê java ½ø³Ì¡£ÓÐÁËÕâ¸ö work around Ö®ºó£¬¶ÔÕ ......
Ò»¡¢Ê²Ã´ÊÇJavaÐéÄâ»ú
µ±Äã̸µ½JavaÐéÄâ»úʱ£¬Äã¿ÉÄÜÊÇÖ¸£º
1¡¢³éÏóµÄJavaÐéÄâ»ú¹æ·¶
2¡¢Ò»¸ö¾ßÌåµÄJavaÐéÄâ»úʵÏÖ
3¡¢Ò»¸öÔËÐеÄJavaÐéÄâ»úʵÀý
¶þ¡¢JavaÐéÄâ»úµÄÉúÃüÖÜÆÚ
Ò»¸öÔËÐÐ ......
Java±à³ÌÄÇЩʶù52—·½·¨ÉùÃ÷
µÚÆßÕÂ ·½·¨
·½·¨µÄÀ´Ô´
·½·¨µÄ¸ÅÄîÀ´Ô´ÓÚÊýѧÉϵĺ¯Êý£¬ÔÚÊýѧÖУ¬µ±Êý¾Ý¾ßÓÐÒ»¶¨µÄ¹æÂÉʱ£¬¾ÍÊÇÓÃÒ»¸öº¯ÊýÀ´´úÂë¸ÃÊý×ֵĹæÂÉ£¬ÀýÈçf£¨n£©=nÔò´ú±í1¡¢2¡¢3¡¢……ÕâÑùµÄÒ»¸öÊýÁС£ÔÚÊýѧÉÏnÊDzÎÊý£¬¶ÔÓÚÈ·¶¨µÄnÖµÖ»ÓÐÒ»¸öf£¨n£©µÄÖµºÍËü¶ÔÓ¦
·½·¨ÊÇÒ»×éΪÁËʵÏÖÌØ¶¨¹¦Ä ......