请教SSIS连接PostgreSQL数据库的方法

请教SSIS连接PostgreSQL数据库的方法

import java.sql.*;

public class connect

{

String strDBDriver="org.postgresql.Driver";

String strDBUrl="jdbc:postgresql://localhost:1433;databasename=数据库名;

private Connection conn=null;

private Statement stmt=null;

ResultSet rs=null;

public ksxt()

{

try

{

Class.forName(strDBDriver);

}

catch(java.lang.ClassNotFoundException e)

{

System.err.println("ksxt():"+e.getMessage());

}

}

public ResultSet executeQuery(String sql)

{

rs=null;

try

{

conn=DriverManager.getConnection(strDBUrl,"数据库登录名","密码");

stmt=conn.createStatement();

rs=stmt.executeQuery(sql);

}

catch(SQLException ex)

{

System.err.println("aq.executeQuery:"+ex.getMessage());

}

return rs;

}

public void executeUpdate(String sql)

{

stmt=null;

rs=null;

try

{

conn=DriverManager.getConnection(strDBUrl,"数据库登录名","密码");

stmt=conn.createStatement();

stmt.executeQuery(sql);

stmt.close();

conn.close();

}

catch(SQLException ex)

{

System.err.println("aq.executeQuery:"+ex.getMessage());

}

}

public void closeStmt()

{

try

{

stmt.close();

}

catch(SQLException e)

{

e.printStackTrace();

}

}

public void closeConn()

{

try

{

conn.close();

}

catch(SQLException e)

{

e.printStackTrace();

}

}

}