PreparedStatement 批量更新,插入数据到Oracle

    /**  
     * 更新数据库已有的customer信息  
     * @param List  
     * @return   
     */  
    public int updateExistsInfo(List updateList){  

        //查询的SQL语句  
        String sql = "update t_customer set LICENSE_KEY=?,CORPORATE_NAME=?,INTEGRATED_CLASSIFICATION=?,BOSSHEAD=?," +  
                "CONTACT_PHONE=?,ORDER_FREQUENCY=?,CONTACT_ADDRESS=?,USER_ID=? where CUSTOMER_ID=?" ;  

        //插入需要的数据库对象  
        Connection conn = null;  
        PreparedStatement pstmt = null;  

        try  {            
            conn = new DBSource().getConnection();  

            //设置事务属性  
            conn.setAutoCommit(false);  

            pstmt = conn.prepareStatement(sql,ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);              

            for(CustomerBean cbean : updateList){  
                pstmt.setString(1, cbean.getLicense_key());  
                pstmt.setString(2, cbean.getCorporate_name());  
                pstmt.setString(3, cbean.getIntegrated_classification());  
                pstmt.setString(4, cbean.getBosshead());  
                pstmt.setString(5, cbean.getContact_phone());  
                pstmt.setString(6, cbean.getOrder_frequency());  
                pstmt.setString(7, cbean.getContact_address());  
                pstmt.setInt   (8, cbean.getUser_id());  
                pstmt.setInt   (9, cbean.getCustomer_id());  

                pstmt.addBatch();  

            }  
            int[] tt = pstmt.executeBatch();  
            System.out.println("update : " + tt.length);  

            //提交,设置事务初始值  
            conn.commit();  
            conn.setAutoCommit(true);  

            //插入成功,返回  
            return tt.length;  

        }catch(SQLException ex){  
            try{  
                //提交失败,执行回滚操作  
                conn.rollback();  

            }catch (SQLException e) {  
                e.printStackTrace();  
                System.err.println("updateExistsInfo回滚执行失败!!!");  
            }  

            ex.printStackTrace();  
            System.err.println("updateExistsInfo执行失败");  

            //插入失败返回标志0  
            return 0;  

        }finally {  
            try{  
                //关闭资源  
                if(pstmt != null)pstmt.close();  
                if(conn != null)conn.close();  

            }catch (SQLException e) {  
                e.printStackTrace();  
                System.err.println("资源关闭失败!!!");  
            }  
        }  
    }   

    /**  
     * 插入数据中没有的customer信息  
     * @param List  
     * @return   
     */  
    public int insertNewInfo(List insertList){  

        //查询的SQL语句  
        String sql = "insert into t_customer(CUSTOMER_ID," +  
                "LICENSE_KEY,CORPORATE_NAME,INTEGRATED_CLASSIFICATION,BOSSHEAD,CONTACT_PHONE," +  
                "ORDER_FREQUENCY,CONTACT_ADDRESS,USER_ID,CUSTOMER_NUM,CUSTOMER_CODING," +  
                "INVESTIGATION_TIME,SMS_REC_FLAG,WAP_FLAG,PRICE_GATHERING_FLAG,SOCIETY_STOCK_FLAG," +  
                "REGION_TYPE)" +  
                "VALUES(CUSTOMER.NEXTVAL," +  
                "?,?,?,?,?," +  
                "?,?,?,?,?," +  
                "TO_DATE(?,'YYYY-MM-DD'),?,0,0,0," +  
                "?)" ;  

        //插入需要的数据库对象  
        Connection conn = null;  
        PreparedStatement pstmt = null;  

        try  {            
            conn = new DBSource().getConnection();  

            //设置事务属性  
            conn.setAutoCommit(false);  

            pstmt = conn.prepareStatement(sql,ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);              

            for(CustomerBean cbean : insertList){  
                pstmt.setString(1, cbean.getLicense_key());  
                pstmt.setString(2, cbean.getCorporate_name());  
                pstmt.setString(3, cbean.getIntegrated_classification());  
                pstmt.setString(4, cbean.getBosshead());  
                pstmt.setString(5, cbean.getContact_phone());  
                pstmt.setString(6, cbean.getOrder_frequency());  
                pstmt.setString(7, cbean.getContact_address());  
                pstmt.setInt(8, cbean.getUser_id());  
                pstmt.setString(9, "gyyc00000");//  
                pstmt.setString(10, "95000000");//  
                pstmt.setString(11, getToday());  
                pstmt.setInt(12, cbean.getSms_rec_flag());  
                pstmt.setInt(13, cbean.getRegion_type());  


                pstmt.addBatch();  

            }  
            int[] tt = pstmt.executeBatch();  
            System.out.println("insert : " + tt.length);  

            //提交,设置事务初始值  
            conn.commit();  
            conn.setAutoCommit(true);  

            //插入成功,返回  
            return tt.length;  

        }catch(SQLException ex){  
            try{  
                //提交失败,执行回滚操作  
                conn.rollback();  

            }catch (SQLException e) {  
                e.printStackTrace();  
                System.err.println("insertNewInfo回滚执行失败!!!");  
            }  

            ex.printStackTrace();  
            System.err.println("insertNewInfo执行失败");  

            //插入失败返回标志0  
            return 0;  

        }finally {  
            try{  
                //关闭资源  
                if(pstmt != null)pstmt.close();  
                if(conn != null)conn.close();  

            }catch (SQLException e) {  
                e.printStackTrace();  
                System.err.println("资源关闭失败!!!");  
            }  
        }  
    }   



Notice:

//设置事务属性
conn.setAutoCommit(false);

pstmt = conn.prepareStatement(sql,ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);

for(CustomerBean cbean : updateList){
pstmt.setString(1, cbean.getLicense_key());
...    
    pstmt.addBatch();

}
int[] tt = pstmt.executeBatch();
System.out.println("update : " + tt.length);

//提交,设置事务初始值
conn.commit();
conn.setAutoCommit(true);
...

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