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String Driver="com.mysql.jdbc.Driver"; //Çý¶¯³ÌÐò
String URL="jdbc:mysql://localhost:3306/db_name"; //Á¬½ÓµÄURL,db_nameΪÊý¾Ý¿âÃû
String Username="username"; //Óû§Ãû
String Password="password"; //ÃÜÂë
Class.forName(Driver).new Instance();
Connection con=DriverManager.getConnection(URL,Username,Password);
Microsoft SQL Server 2.0Çý¶¯(3¸öjarµÄÄǸö):
String Driver="com.microsoft.jdbc.sqlserver.SQLServerDriver"; //Á¬½ÓSQLÊý¾Ý¿âµÄ·½·¨
String URL="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=db_name"; //db_nameΪÊý¾Ý¿âÃû
String Username="username"; //Óû§Ãû
String Password="password"; //ÃÜÂë
Class.forName(Driver).new Instance(); //¼ÓÔØÊý¾Ý¿ÉÇý¶¯
Connection con=DriverManager.getConnection(URL,UserName,Password); //
Microsoft SQL Server 3.0Çý¶¯(1¸öjarµÄÄǸö): // ÀÏ×ÏÖñÍêÉÆ
String Driver="com.microsoft.sqlserver.jdbc.SQLServerDriver"; //Á¬½ÓSQLÊý¾Ý¿âµÄ·½·¨
String URL="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=db_name"; //db_nameΪÊý¾Ý¿âÃû
String Username="username"; //Óû§Ãû
String Password="password"; //ÃÜÂë
Class.forName(Driver).new Instance(); //¼ÓÔØÊý¾Ý¿ÉÇý¶¯
Connection con=DriverManager.getConnection(URL,UserName,Password); //
Sysbase:
String Driver="com.sybase.jdbc.SybDriver"; //Çý¶¯³ÌÐò
String URL="jdbc:Sysbase://localhost:5007/db_name"; //db_nameΪÊý¾Ý¿ÉÃû
String Username="username"; //Óû§Ãû
String Password="password"; //ÃÜÂë
Class.forName(Driver).newInstance();
Connection con=DriverManager.getConnection(URL,Username,Password);
Oracle(ÓÃthinģʽ):
String Driver="oracle.jdbc.driver.OracleDriver"; //Á¬½ÓÊý¾Ý¿âµÄ·½·¨
String URL="jdbc:oracle:thin:@loaclhost:1521:orcl"; //orclΪÊý¾Ý¿âµÄSID
String Username="username"; //Óû§Ãû
String Password="password"; //ÃÜÂë
Class.forName(Driver).newInstance(); //¼ÓÔØÊý¾


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import java.nio.MappedByteBuffer;   
import java.nio.channels.FileChannel;   
import java.util.zip.CRC32;   
public static void main(String[] args){   
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  Long c = New Long(9)
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