语源科技BlogJava-yangwenshenghttp://www.blogjava.net/ywswen/yangwenshengzh-cnSun, 12 Apr 2026 09:57:42 GMTSun, 12 Apr 2026 09:57:42 GMT60oracle当前系统日期减去某个日期获得天数http://www.blogjava.net/ywswen/archive/2012/03/02/371121.html杨文胜杨文胜Fri, 02 Mar 2012 03:14:00 GMThttp://www.blogjava.net/ywswen/archive/2012/03/02/371121.htmlhttp://www.blogjava.net/ywswen/comments/371121.htmlhttp://www.blogjava.net/ywswen/archive/2012/03/02/371121.html#Feedback1http://www.blogjava.net/ywswen/comments/commentRss/371121.htmlhttp://www.blogjava.net/ywswen/services/trackbacks/371121.html  select trunc(sysdate -to_date('1998-08-13','yyyy-mm-dd')) as days from dual


select to_char(sysdate,'yyyy-MM-dd HH24:mm:ss') from dual;
输出 2012-03-02 11:03:32

 

杨文胜 2012-03-02 11:14 发表评论
]]>查看你数据库的字符集http://www.blogjava.net/ywswen/archive/2012/02/13/369881.html杨文胜杨文胜Mon, 13 Feb 2012 08:34:00 GMThttp://www.blogjava.net/ywswen/archive/2012/02/13/369881.htmlhttp://www.blogjava.net/ywswen/comments/369881.htmlhttp://www.blogjava.net/ywswen/archive/2012/02/13/369881.html#Feedback0http://www.blogjava.net/ywswen/comments/commentRss/369881.htmlhttp://www.blogjava.net/ywswen/services/trackbacks/369881.html查看你数据库的字符集
select * from nls_database_parameters;

set NLS_LANG=AMERICAN_AMERICA.AL32UTF8
exp GUODIAN/GUODIAN@sdgdinput_sdgdinput_10.24.46.207_1521_orcl tables=(sys_user,sys_menu_group) file=c:\aa.sql

杨文胜 2012-02-13 16:34 发表评论
]]>plsql导出数据乱码问题http://www.blogjava.net/ywswen/archive/2012/02/13/369866.html杨文胜杨文胜Mon, 13 Feb 2012 06:45:00 GMThttp://www.blogjava.net/ywswen/archive/2012/02/13/369866.htmlhttp://www.blogjava.net/ywswen/comments/369866.htmlhttp://www.blogjava.net/ywswen/archive/2012/02/13/369866.html#Feedback0http://www.blogjava.net/ywswen/comments/commentRss/369866.htmlhttp://www.blogjava.net/ywswen/services/trackbacks/369866.html2，用eclipse打开，改为utf-8,保存，然后再改为GBK,然后选中文件里面的内容，Ctrl+Z恢复，然后保存


杨文胜 2012-02-13 14:45 发表评论
]]>PLSQL执行sql文件的几种方法http://www.blogjava.net/ywswen/archive/2012/02/13/369861.html杨文胜杨文胜Mon, 13 Feb 2012 06:21:00 GMThttp://www.blogjava.net/ywswen/archive/2012/02/13/369861.htmlhttp://www.blogjava.net/ywswen/comments/369861.htmlhttp://www.blogjava.net/ywswen/archive/2012/02/13/369861.html#Feedback0http://www.blogjava.net/ywswen/comments/commentRss/369861.htmlhttp://www.blogjava.net/ywswen/services/trackbacks/369861.html1）打开plsql的command window ，输入
SQL>@'C:\a.sql';

具体参照http://www.2cto.com/database/201202/118200.html；

杨文胜 2012-02-13 14:21 发表评论
]]>兼容IE，FF,opera的div拖动http://www.blogjava.net/ywswen/archive/2011/07/15/354416.html杨文胜杨文胜Fri, 15 Jul 2011 09:03:00 GMThttp://www.blogjava.net/ywswen/archive/2011/07/15/354416.htmlhttp://www.blogjava.net/ywswen/comments/354416.htmlhttp://www.blogjava.net/ywswen/archive/2011/07/15/354416.html#Feedback0http://www.blogjava.net/ywswen/comments/commentRss/354416.htmlhttp://www.blogjava.net/ywswen/services/trackbacks/354416.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> New Document </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">
  <style type="text/css">
   .winFrame{
    position:absolute;
    border: outset gray 1px;
    height:400;
    width:500;
   }
   .winTitle{
    position:absolute;
    border-bottom:1px solid black;
    background-color: background;
    width:100%;
    height:20px;
    cursor:move;
   }
   .winContent{
    position:absolute;
    top:30px;
    width:100%
    padding: 10px;
    overflow: auto;
   }
  </style>
  <SCRIPT LANGUAGE="JavaScript">
   var a=true;
   function beginDrag(elem,event){
    var deltaX = event.clientX - parseInt(elem.style.left);
    var deltaY = event.clientY - parseInt(elem.style.top);
    document.onmousemove=moveHandler;
    document.onmouseup=upHandler;
    a=true;
    function moveHandler(e){
     if(a){
      if(!e)
      e = window.event;
      elem.style.left = (e.clientX - deltaX) + "px";
      elem.style.top = (e.clientY - deltaY) + "px";
      e.cancelBubble = true;
     }
    }
    function upHandler(e){
     if(!e)
     e = window.event;
     a=false;
    }
   }
  </SCRIPT>
 </HEAD>
 <div class=winFrame style="left:50px;top:50px;">
  <div class=winTitle onmousedown="beginDrag(this.parentNode,event);"> 标题 </div>
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   内容
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 </div>
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杨文胜 2011-07-15 17:03 发表评论
]]>