Class.forName( "com.mysql.jdbc.Driver" );
Connection con =
DriverManager.getConnection("jdbc:mysql://localhost:3306/scurity","user","pwd");
Connection con =
DriverManager.getConnection("jdbc:mysql://localhost:3306/scurity","user","pwd");
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2. 部署到合适的路径下
3. 在程序中加入以下语句:常用数据库JDBC连接写法 zlyperson(原作)
关键字 JDBC Sybase MySQL SQLServer PostgreSQL Oracle ODBC DB2
1. MySQL(http://www.mysql.com)mm.mysql-2.0.2-bin.jar
Class.forName( "org.gjt.mm.mysql.Driver" );
cn = DriverManager.getConnection( "jdbc:mysql://MyDbComputerNameOrIP:3306/myDatabaseName", sUsr, sPwd );2. PostgreSQL(http://www.de.postgresql.org)pgjdbc2.jar
Class.forName( "org.postgresql.Driver" );
cn = DriverManager.getConnection( "jdbc:postgresql://MyDbComputerNameOrIP/myDatabaseName", sUsr, sPwd );3. Oracle(http://www.oracle.com/ip/deploy/database/oracle9i/)classes12.zip
Class.forName( "oracle.jdbc.driver.OracleDriver" );
cn = DriverManager.getConnection( "jdbc:oracle:thin:@MyDbComputerNameOrIP:1521:ORCL", sUsr, sPwd );4. Sybase(http://jtds.sourceforge.net)jconn2.jar
Class.forName( "com.sybase.jdbc2.jdbc.SybDriver" );
cn = DriverManager.getConnection( "jdbc:sybase:Tds:MyDbComputerNameOrIP:2638", sUsr, sPwd );
//(Default-Username/Password: "dba"/"sql")5. Microsoft SQLServer(http://jtds.sourceforge.net)
Class.forName( "net.sourceforge.jtds.jdbc.Driver" );
cn = DriverManager.getConnection( "jdbc:jtds:sqlserver://MyDbComputerNameOrIP:1433/master", sUsr, sPwd );6. Microsoft SQLServer(http://www.microsoft.com)
Class.forName( "com.microsoft.jdbc.sqlserver.SQLServerDriver" );
cn = DriverManager.getConnection( "jdbc:microsoft:sqlserver://MyDbComputerNameOrIP:1433;databaseName=master", sUsr, sPwd );7. ODBC
Class.forName( "sun.jdbc.odbc.JdbcOdbcDriver" );
Connection cn = DriverManager.getConnection( "jdbc:odbc:" + sDsn, sUsr, sPwd );8.DB2(新添加)
Class.forName("com.ibm.db2.jdbc.net.DB2Driver");
String url="jdbc:db2://192.9.200.108:6789/SAMPLE"
cn = DriverManager.getConnection( url, sUsr, sPwd );
* DBconn.java
*/
package dataBean;import java.sql.*;
public class DBconn
{
String dbDriver="org.gjt.mm.mysql.Driver";
String conStr="jdbc:mysql://localhost:3306/3dsoft";
String myUser="root";
String myPassword="";
Connection con = null;
ResultSet rs = null;
public DBconn()
{
try
{
Class.forName(dbDriver);
}
catch(java.lang.ClassNotFoundException e)
{
System.err.println("DBconn (): " + e.getMessage());
}
} public String getDbDriver()
{
return dbDriver;
}
public void setDbDriver(String dbDriver)
{
this.dbDriver=dbDriver;
}
public String getConStr()
{
return conStr;
}
public void setConStr(String conStr )
{
this.conStr = conStr ;
}
public String getMyUser()
{
return myUser ;
}
public void setMyUser(String myUser )
{
this. myUser= myUser ;
}
public String getMyPassword()
{
return myPassword ;
}
public void setMyPassword(String myPassword )
{
this.myPassword = myPassword ;
}
public ResultSet executeQuery(String sql) throws SQLException, Exception
{
rs = null;
try
{
con = DriverManager.getConnection(conStr,myUser,myPassword);
Statement stmt = con.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,
ResultSet.CONCUR_READ_ONLY);
rs = stmt.executeQuery(sql);
}
catch(SQLException ex)
{
System.err.println("executeQuery:"+ex.getMessage());
return null;
}
catch(Exception e)
{
System.err.println("executeQuery:"+e.getMessage());
return null;
}
return rs;
} public int executeUpdate(String sql)
{
int n=0;
try
{
con = DriverManager.getConnection(conStr,myUser,myPassword);
Statement stmt = con.createStatement();
n=stmt.executeUpdate(sql);
}
catch(SQLException ex)
{
System.err.println("executeUpdate:"+ex.getMessage());
return 0;
}
catch(Exception e)
{
System.err.println("executeQuery:"+e.getMessage());
return 0;
}
return n;
}
}
DriverManagerDataSource driver 'com.microsoft.jdbc.sqlserver.SQLServerDriver' not found
我在微软的站上下的,网站上说有6.9M,可是我下载下来才2M,微软的SQL server2000 的JDBC驱动程序会不会有错啊??????