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private void vAssetDetailDataGridView_CellMouseDown(object sender, DataGridViewCellMouseEventArgs e) { if (e.Button == MouseButtons.... 阅读全文
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原表：转过的表：代码：declare @sql varchar(1000)set @sql = 'select AssetRecordId 'select @sql = @sql + ' , max(case ExtendName when ''' + ExtendName + ''' thenExtendValue else null end) [' + ExtendName + ']'from (select distinct ExtendName from dbo.AssetExtend wh 阅读全文
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重复字段：BarCodeSELECT * FROM dbo.AssetBarCode WHERE BarCode IN (SELECT BarCode FROM dbo.AssetBarCode GROUP BY BarCode HAVING COUNT(BarCode)>1) 阅读全文
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1.根据id，两表联合删除delete photo where aid in(select aid from photo where aid=3) delete album where id=32.查询过程中数据类型强制转换select convert(varchar(50),userid),nam... 阅读全文
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html代码：触发按钮ashx代码：获取全部信息 List list = new List(); DataSet ds = bll.getSearchAll(); if (ds.Tables[0].Rows.Count > 0) { foreach (DataRow dr in ds.Tables[0].Rows) { bl = new ... 阅读全文
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input 文本框赋值$("#id").attr("赋值");input 文本框清空$("#id").attr("");div之类的赋值$("#id").html()="赋值";或者$("#id").html("赋值"); 阅读全文
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public Image ThumbImg(Image sourceImage) { int thumbwidth = 600; int width = sourceImage.Width; int height = sourceImage.Height; if (thumbwidth >= width) { return sourceImage; } else { Image imgThumb = new System.Drawing.Bitmap(thumbwidth, height * thumbwidth / width); System.Drawing.Graphics g = 阅读全文
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SELECT (case when a.colorder=1 then d.name else '' end) as 表名,--如果表名相同就返回空 a.colorder as 字段序号, a.name as 字段名, (case when COLUMNPROPERTY( a.id,a.name, 'IsIdentity' )=1 then '√' else '' end) as 标识, (case when (SELECT count(*) FROM sysobjects--查询主键 WHERE ... 阅读全文
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this.DropDownList1.Items.Insert(0,new ListItem("","")); this.DropDownList1.Items.Add(new ListItem("","")); 阅读全文
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protected void Btn_Save_Click(object sender, EventArgs e) { string Contents = this.Txt_SmsContents.Text.Trim(); if (Request["ckEmployee"] != null) { DataTable Dt = new DataTable(); Dt.Columns.Add("Contents", typeof(string)); Dt.Columns.Add("R... 阅读全文