Code
string strSql = ""; SqlConnection sqlCon = new SqlConnection(HeadStartConnString); SqlCommand sqlCommStoreProcedue = new SqlCommand(); sqlCommStoreProcedue.Connection = sqlCon; sqlCommStoreProcedue.CommandType = CommandType.Text; if (chk.Checked) { strSql = "Create PROCEDURE #ImgeUpdate \n @RptImage Image, \n @RptDescription varchar(1000) \n as update Reports set RptImage = @RptImage, RptDescription = @RptDescription where RptID = " + rptID; } else strSql = "Create PROCEDURE #ImgeUpdate \n @RptDescription varchar(1000) \n as update Reports set RptDescription = @RptDescription where RptID = " + rptID; sqlCommStoreProcedue.CommandText = strSql; sqlCon.Open(); sqlCommStoreProcedue.ExecuteNonQuery(); SqlCommand sqlCom = new SqlCommand(); sqlCom.Connection = sqlCon; sqlCom.CommandType = CommandType.StoredProcedure; sqlCom.CommandText = "#ImgeUpdate"; if (chk.Checked) { if (filUL.HasFile) { int intImgSize = filUL.PostedFile.ContentLength; Stream ImgStream = filUL.PostedFile.InputStream; byte[] ImgContent = new byte[intImgSize]; int intStatus = ImgStream.Read(ImgContent, 0, intImgSize); SqlParameter prmImg = new SqlParameter("@RptImage", SqlDbType.Image); prmImg.Value = ImgContent; sqlCom.Parameters.Add(prmImg); sqlCom.Parameters["@RptImage"].Direction = ParameterDirection.Input; } } SqlParameter prmDes = new SqlParameter("@RptDescription", SqlDbType.VarChar, 1000); prmDes.Value = txtDesp.Text.ToString().Trim(); sqlCom.Parameters.Add(prmDes); sqlCom.Parameters["@RptDescription"].Direction = ParameterDirection.Input; try { sqlCom.ExecuteNonQuery(); ClientScript.RegisterStartupScript(this.GetType(), "closeWin_Save", "<script>alert('Save This Record Succeed!');window.close();</script>"); } catch (SqlException sqlE) { ClientScript.RegisterStartupScript(this.GetType(), "Error_Msg", "<script>alert('Save This Record Failing:" + sqlE.Message + "');</script>"); } finally { sqlCommStoreProcedue.Dispose(); sqlCom.Dispose(); sqlCon.Close(); }
存储过程的效率是比较高的。
转载于:https://www.cnblogs.com/lfzwenzhu/archive/2008/12/18/1357392.html
相关资源:数据结构—成绩单生成器
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