给你一个例子,不过要有jdbc驱动包的。import java.sql.*;
public class DatabaseProductName
{
public static void main(String[] args)
{
Connection con;
DatabaseMetaData meta;
String url="jdbc:mysql://localhost:3306/test";
String driver="org.gjt.mm.mysql.Driver";
try
{
Class.forName(driver);
}
catch (ClassNotFoundException e)
{
System.out.println("Load Driver exception ->"+e);
}
try
{
con=DriverManager.getConnection(url,"root","roger");
meta=con.getMetaData();
System.out.println("getDatabaseProductName()->"+meta.getDatabaseProductName());
System.out.println("getSchemaTerm() ->"+meta.getSchemaTerm() );
System.out.println("getURL() ->"+meta.getURL() );
System.out.println("getUserName() ->"+meta.getUserName() );
}
catch(SQLException e)
{
System.out.println("SQLException ->"+e);
}
}
}
public class DatabaseProductName
{
public static void main(String[] args)
{
Connection con;
DatabaseMetaData meta;
String url="jdbc:mysql://localhost:3306/test";
String driver="org.gjt.mm.mysql.Driver";
try
{
Class.forName(driver);
}
catch (ClassNotFoundException e)
{
System.out.println("Load Driver exception ->"+e);
}
try
{
con=DriverManager.getConnection(url,"root","roger");
meta=con.getMetaData();
System.out.println("getDatabaseProductName()->"+meta.getDatabaseProductName());
System.out.println("getSchemaTerm() ->"+meta.getSchemaTerm() );
System.out.println("getURL() ->"+meta.getURL() );
System.out.println("getUserName() ->"+meta.getUserName() );
}
catch(SQLException e)
{
System.out.println("SQLException ->"+e);
}
}
}
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Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String url="jdbc:oracle:thin:@localhost:1521:orcl";
//orcl为数据库的SID
String user="test";
String password="test";
Connection conn= DriverManager.getConnection(url,user,password); 2、DB2数据库
Class.forName("com.ibm.db2.jdbc.app.DB2Driver ").newInstance();
String url="jdbc:db2://localhost:5000/sample";
//sample为你的数据库名
String user="admin";
String password="";
Connection conn= DriverManager.getConnection(url,user,password); 3、Sql Server7.0/2000数据库
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=mydb";
//mydb为数据库
String user="sa";
String password="";
Connection conn= DriverManager.getConnection(url,user,password); 4、Sybase数据库
Class.forName("com.sybase.jdbc.SybDriver").newInstance();
String url =" jdbc:sybase:Tds:localhost:5007/myDB";
//myDB为你的数据库名
Properties sysProps = System.getProperties();
SysProps.put("user","userid");
SysProps.put("password","user_password");
Connection conn= DriverManager.getConnection(url, SysProps); 5、Informix数据库
Class.forName("com.informix.jdbc.IfxDriver").newInstance();
String url =
"jdbc:informix-sqli://123.45.67.89:1533/myDB:INFORMIXSERVER=myserver;
user=testuser;password=testpassword";
//myDB为数据库名
Connection conn= DriverManager.getConnection(url); 6、MySQL数据库
Class.forName("org.gjt.mm.mysql.Driver").newInstance();
String url ="jdbc:mysql://localhost/myDB?user=soft&password=soft1234&useUnicode=true&characterEncoding=8859_1"
//myDB为数据库名
Connection conn= DriverManager.getConnection(url); 7、PostgreSQL数据库
Class.forName("org.postgresql.Driver").newInstance();
String url ="jdbc:postgresql://localhost/myDB"
//myDB为数据库名
String user="myuser";
String password="mypassword";
Connection conn= DriverManager.getConnection(url,user,password);