[求助！！]按Button键保存dataGrid中的数据。 - C# 论坛

yushengou

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第 2 楼

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try
   {
    DataSet changedData=this.dataSet11.GetChanges();
    if(changedData!=null)
    {
     int changedRows=sqlDataAdapter1.Update(changedData);
     MessageBox.Show("数据库成功更新了"+changedRows+"条记录","成功",MessageBoxButtons.OK,MessageBoxIcon.Information);
     dataSet11.AcceptChanges();
    }
    else
    {
     MessageBox.Show("没有需要保存的记录","没有改变",MessageBoxButtons.OK,MessageBoxIcon.Information);
    }
   }

   catch(Exception ex)
   {
    MessageBox.Show("更新数据库时发生了错误:"+ex.Message,"错误",MessageBoxButtons.OK,MessageBoxIcon.Error);
    dataSet11.RejectChanges();
   }

我是初学者，希望大家能多多帮助我

/bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open('http://bbs./bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif');}" onmousewheel="return imgzoom(this);" alt="" />

2005-04-26 10:48

kaka0368

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哎呀，不对，刚刚还没有看清，这代码和我原本写的代码一样，我调试的时候还是不能实现，当插入一条记录或者删除一条记录，然后点击“保存”，就会跳出“更新数据库是发生了错误：更新无法找到TableMapping["Table"]或DataTable"Table"。”的“错误”对话框！这是为什么啊？我用的数据库是Access数据库。还望指教！！

我是初学者。请多多照顾！

2005-04-29 08:51

yushengou

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第 6 楼

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不是吧。我这行的。我这就是从我编的程序里复制来的

把Sql改成oleDb都不行吗
是不是你前面有什么东西没设好啊

我是初学者，希望大家能多多帮助我

/bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open('http://bbs./bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif');}" onmousewheel="return imgzoom(this);" alt="" />

2005-04-29 10:34

yushengou

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幻幻是偶滴老师

我是初学者，希望大家能多多帮助我

/bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open('http://bbs./bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif');}" onmousewheel="return imgzoom(this);" alt="" />

2005-04-29 13:31

yushengou

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也懂谦虚啊

我是初学者，希望大家能多多帮助我

/bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open('http://bbs./bbs/showimg.asp?BoardID=34&filename=2005-4/200542294030151.gif');}" onmousewheel="return imgzoom(this);" alt="" />

2005-04-29 13:47