MySQL数据库

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Java

ConnOracle.java：源码内容

							
package test;
import java.io.PrintStream;
import java.sql.*;
public class ConnOracle
{
    //String serverName;
    String sDBDriver;
    String sConnStr;
    Connection connect;
    ResultSet rs;
    public ConnOracle()
    {
        //serverName = "localhost";
        //sDBDriver = "oracle.jdbc.driver.OracleDriver";
        //sConnStr = "jdbc:oracle:thin:@" + serverName + ":1521:ora9";
        sDBDriver = "sun.jdbc.odbc.JdbcOdbcDriver";
        sConnStr = "jdbc:odbc:aaa";
        connect = null;
        rs = null;
        try
        {
            Class.forName(sDBDriver);
        }
        catch(ClassNotFoundException classnotfoundexception)
        {
            System.err.println(classnotfoundexception.getMessage());
        }
    }
    public ResultSet executeQuery(String s)
    {
        try
        {
            connect = DriverManager.getConnection(sConnStr, "abc", "abc");
            Statement statement = connect.createStatement(1004, 1007);
            //1007:ResultSet.CONCUR_READ_ONLY------resultSetType
            //1004:ResultSet.TYPE_SCROLL_INSENSITIVE------concurrency type
            rs = statement.executeQuery(s);
        }
        catch(SQLException sqlexception)
        {
            System.err.println(sqlexception.getMessage());
        }
        return rs;
    }
    public int executeUpdate(String s)
    {
        int i = 0;
        try
        {
            connect = DriverManager.getConnection(sConnStr, "abc", "abc");
            Statement statement = connect.createStatement(1004, 1007);
            i = statement.executeUpdate(s);
        }
        catch(SQLException sqlexception)
        {
            System.err.println(sqlexception.getMessage());
        }
        return i;
    }
}

						