从Access数据库查询出来的信息放在EXCEL里面的方法与步骤

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Oracle

Access Excel SQL Oracle Java

package net.blogelf.test;

import java.io.FileOutputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;

public class Access2Excel {

/**
* @param args
*/
public static void main(String[] args) {
  try {
   Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
   Connection conn = DriverManager.getConnection(
     "jdbc:odbc:acc2excel", "", "");
   Statement stmtNew = conn.createStatement();
   ResultSet rs = stmtNew.executeQuery("select * from allaaaa");

   FileOutputStream fileOut = null;
   HSSFSheet sheet = null;
   HSSFRow row = null;
   HSSFCell cell = null;
   HSSFWorkbook wb = null;
   wb = new HSSFWorkbook();
   sheet = wb.createSheet("sheet1");
   int t = -1;
   int tt = 0;
   while (rs.next()) {
    t ++;
    String comp = rs.getString("comp");
    String lianxir = rs.getString("lxr");
    String tele = rs.getString("tele");
    row = sheet.createRow(t);
    cell = row.createCell((short) 0);
    cell.setCellValue(comp);

cell = row.createCell((short) 1);
cell.setCellValue(lianxir);

    cell = row.createCell((short) 2);
    cell.setCellValue(tele);
    if (t == 9999) {
     t = 0;
     tt += 1;
     fileOut = new FileOutputStream(
       "D:\\EbizWorkSpace\\tasks\\access2excel\\release"
         + tt + ".xls");
     wb.write(fileOut);
     fileOut.close();
     wb = new HSSFWorkbook();
     sheet = wb.createSheet("sheet1");
    }
   }
   tt++;
   fileOut = new FileOutputStream(
     "D:\\EbizWorkSpace\\tasks\\access2excel\\release"
       + tt + ".xls");
   wb.write(fileOut);
   fileOut.close();

  } catch (SQLException e1) {
   e1.printStackTrace();
  } catch (Exception e2) {
   e2.printStackTrace();
  }

}
}

====================================================

下面是批量修改时用到的方法

<body>
<h1><center>人员添加后信息列表</center></h1><br><hr>
<%
     request.setCharacterEncoding("utf-8");
%>
<%
        String driver="oracle.jdbc.driver.OracleDriver";
        String url="jdbc:oracle:thin:@localhost:1521:orcl";
        String uname="scott";
        String password="tiger";
        Connection conn=null;

        Statement stmt=null;

%>

<%
   try {
        Class.forName(driver);
        conn= DriverManager.getConnection(url,uname,password);
        stmt=conn.createStatement();
        conn.setAutoCommit(false);
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");
        stmt.addBatch("insert into reyuan (name,age,tel) values ('love',3,5)");

        stmt.executeBatch();
        conn.commit();

%>

<%

     }catch(Exception e){
     try{
      conn.rollback();
      stmt.close();
      conn.close();
     }catch(Exception ee){

     }

       e.printStackTrace();
     }
   %>

</body>
</html>

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io流的操作 | JDK配置

2009-08-14 15:31
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