excel导入数据到sqlserver

2021/6/3 19:22:04

本文主要是介绍excel导入数据到sqlserver,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!

一,ADO.net的方式

1、读取excel数据到dataset

public static System.Data.DataSet ExcelSqlConnection(string filepath, string tableName)
    {
        string strCon = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + filepath + ";Extended Properties='Excel 8.0;HDR=YES;IMEX=1'";
        OleDbConnection ExcelConn = new OleDbConnection(strCon);
        try
        {
            string strCom = string.Format("SELECT * FROM [Sheet1$]");
            ExcelConn.Open();
            OleDbDataAdapter myCommand = new OleDbDataAdapter(strCom, ExcelConn);
            DataSet ds = new DataSet();
            myCommand.Fill(ds, "[" + tableName + "$]");
            ExcelConn.Close();
            return ds;
        }
        catch
        {
            ExcelConn.Close();
            return null;
        }
    }

2、将数据写入到数据库

protected void Button2_Click(object sender, EventArgs e)
    {
        string filename = FileUpload1.FileName;
        string savePath = Server.MapPath(("~/fujian/") + filename);
        FileUpload1.SaveAs(savePath);
        DataSet ds = ExcelSqlConnection(savePath, filename);
        //GridView1.DataSource = ds;
        //GridView1.DataBind();
        DataRow[] dr = ds.Tables[0].Select();
        for (int i = 0; i < dr.Length; i++)
        {
            SqlConnection myconn = myconnect();
            myconn.Open();
            
            string title = dr[i]["名称"].ToString();
            string huanxianweizhi = dr[i]["环线位置"].ToString();
            string quyu = dr[i]["区域"].ToString();
            string sqlstr1 = "select * from dbo.test where name='" + quyu + "'";    //区域中间表转换
            SqlCommand myCmd1 = new SqlCommand(sqlstr1, myconn);
            SqlDataAdapter mydata = new SqlDataAdapter(myCmd1);
            DataSet my = new DataSet();
            mydata.Fill(my);
            GridView1.DataSource = my;
            GridView1.DataBind();
            string quyu1 = my.Tables[0].Rows[0][0].ToString(); ;
            //SqlDataAdapter adapt = new SqlDataAdapter(sqlstr1, myconn);
            DataSet ds1 = new DataSet();
            string zuoluo = dr[i]["座落"].ToString();
            string yongtu = dr[i]["用途"].ToString();
            string chengjiaotaoshu = dr[i]["成交套数"].ToString();
            string jianzhumianji = dr[i]["建筑面积"].ToString();
            string chengjiaozongjia = dr[i]["成交总价"].ToString();
            string dangrijunjia = dr[i]["当日均价"].ToString();
            string chengjiaoriqi = dr[i]["成交日期"].ToString();
            string qitashuoming = dr[i]["其他说明"].ToString();
            string bankuai = dr[i]["板块"].ToString();
            //SqlConnection myconn = myconnect();
            //myconn.Open();
            string sqlstr = "insert into dbo.youweishuju(名称,环线位置,区域,座落,用途,成交套数,建筑面积,成交总价,当日均价,成交日期,其他说明,板块)values('" + title + "','" + huanxianweizhi + "','" + quyu1 + "','" + zuoluo + "','" + yongtu + "','" + chengjiaotaoshu + "','"+ jianzhumianji +"','"+ chengjiaozongjia +"','"+ dangrijunjia +"','"+ chengjiaoriqi +"','"+ qitashuoming +"','"+ bankuai +"')";
            //string sqlstr = "insert into dbo.youweishuju(名称)values('" + title + "')";
            SqlCommand myCmd = new SqlCommand(sqlstr, myconn);
            myCmd.ExecuteNonQuery();
            myconn.Close();
        }
    }

  二,linq的方式

1、读取excel数据并且验证

 protected void UpLoad()
        {
            this.GvReport.DataSource = null;
            this.GvReport.DataBind();
            var fileName = string.Empty;
            try
            {
                if (this.FileUpload1.PostedFile != null && !string.IsNullOrEmpty(this.FileUpload1.PostedFile.FileName))
                {
                    if (!".xls,.xlsx".Contains(Path.GetExtension(this.FileUpload1.PostedFile.FileName)))
                    {
                        Response.Write("<script>alert('上传的文件不是EXCEL文件!请重新上传!');</script>");
                    }
                    else
                    {
                        var connectionString = string.Empty;
                        fileName = Path.GetTempFileName();
                        this.FileUpload1.PostedFile.SaveAs(fileName);
                        connectionString = "Provider=Microsoft.ACE.OLEDB.12.0;" + "Data Source=" + fileName + ";" + "Extended properties='Excel 12.0;HDR=yes;IMEX=1'";
                        var sql = "Select * from [Sheet1$]";
                        var dataAdapter = new OleDbDataAdapter(sql, connectionString);
                        var ds = new DataSet();
                        dataAdapter.Fill(ds, "ExcelInfo");
                        var dataTable = ds.Tables["ExcelInfo"];
                        var tb = new List<OrganizationBasis>();
                        foreach (DataRow dr in dataTable.Rows)
                        {
                            var query = new OrganizationBasis
                            {
                                StudentCode = dr["学号"].ToString().Trim(),
                                StudentName = dr["姓名"].ToString().Trim(),
                                SubjectName = dr["科目名称"].ToString().Trim(),//
                                CourseName = dr["模块名称"].ToString().Trim(),//
                                OrganizationNo = dr["班级编号"].ToString(),
                                OrganizationName = dr["班级名称"].ToString(),
                                SeatNo = dr["座位号"].ToString(),
                                ClassTypeName = dr["班级类型"].ToString(),
                                TeacherName = dr["任课教师"].ToString().Trim(),
                                RoomName = dr["教室"].ToString(),
                                WeekName = dr["星期"].ToString(),
                                PeriodName = dr["节次"].ToString().Trim(),
                                Remark = string.Empty,
                                Status = true
                            };
                            tb.Add(query);
                        }
                        if (tb.Count() == decimal.Zero)
                        {
                            ShowMessage("EXCLE内容为空,请核对并修改后再重新上传!");
                            return;
                        }
                        using (var db = new SMSPModel.SMSPEntities())
                        {
                            var studentBasis = (from p in db.tbStudentBasis
                                                where p.RecordStatus == decimal.One && p.StudentStatus == decimal.One
                                                select p).ToList();
                            var teacherBasis = (from p in db.tbTeacherBasis
                                                where p.RecordStatus == decimal.One
                                                select p).ToList();
                            var gradBasis = (from p in db.tbGradeBasis
                                             where p.RecordStatus == decimal.One
                                             select p).ToList();
                            var classTypeBasis = (from p in db.tbClassType
                                                  where p.RecordStatus == decimal.One
                                                  select p).ToList();
                            var orgStudent = (from p in db.tbOrganizationStudent
                                              where p.RecordStatus == decimal.One && p.tbStudentBasis.RecordStatus == decimal.One
                                              && p.tbStudentBasis.StudentStatus == decimal.One && p.tbOrganizationBasis.RecordStatus == decimal.One
                                              && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                              && p.tbOrganizationBasis.tbYear.ID == this.DrplstYear1.YearId
                                              && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                              select p).ToList();
                            var orgTeacher = (from p in db.tbOrganizationTeacher
                                              where p.RecordStatus == decimal.One && p.tbTeacherBasis.RecordStatus == decimal.One
                                              && p.tbOrganizationBasis.RecordStatus == decimal.One && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                              && p.tbOrganizationBasis.tbYear.ID == this.DrplstYear1.YearId
                                              && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                              select p).ToList();
                            var orgMaster = (from p in db.tbOrganizationMaster
                                             where p.RecordStatus == decimal.One && p.tbTeacherBasis.RecordStatus == decimal.One
                                             && p.tbOrganizationBasis.RecordStatus == decimal.One && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                             && p.tbOrganizationBasis.tbYear.ID == this.DrplstYear1.YearId
                                             && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                             select p).ToList();
                            var orgBasis = (from p in db.tbOrganizationBasis
                                            where p.RecordStatus == decimal.One && p.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                            && p.tbYear.ID == this.DrplstYear1.YearId && p.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                            select p).ToList();
                            var jobBasis = (from p in db.tbTeacherJob
                                            where p.RecordStatus == decimal.One
                                            select p).ToList();
                            var courseBasis = (from p in db.tbCourseBasis
                                               where p.RecordStatus == decimal.One
                                               select p).ToList();
                            var YearId = (from i in db.tbYear
                                          where i.ID == (from p in db.tbYear
                                                         where p.RecordStatus == decimal.One && p.ID == this.DrplstYear1.YearId
                                                         select p.ParentID).FirstOrDefault()
                                          select i.ParentID).FirstOrDefault();
                            var classBasis = (from p in db.tbClassBasis
                                              where p.RecordStatus == decimal.One && p.tbYear.ID == YearId
                                              select p).ToList();
                            var roomBasis = (from p in db.tbBuildRoom
                                             where p.RecordStatus == decimal.One
                                             select p).ToList();
                            var weekBasis = (from p in db.tbWeekBasis
                                             where p.RecordStatus == decimal.One
                                             select p).ToList();
                            var periodBasis = (from p in db.tbPeriodBasis
                                               where p.RecordStatus == decimal.One
                                               select p).ToList();
                            foreach (var t in tb)
                            {
                                if (!string.IsNullOrEmpty(t.StudentCode))
                                {
                                    var tt = tb.Where(d => d.StudentCode == t.StudentCode && d.OrganizationName == t.OrganizationName && d.CourseName == t.CourseName).Count();
                                    if (tt > decimal.One)
                                    {
                                        t.Remark = t.Remark + "该学号重复(" + tb.Where(d => d.StudentCode == t.StudentCode && d.OrganizationName == t.OrganizationName && d.CourseName == t.CourseName).Count() + "次);";
                                    }
                                }
                                if (!string.IsNullOrEmpty(t.StudentCode))
                                {
                                    var studentCode = (from p in studentBasis
                                                       where p.StudentCode == t.StudentCode
                                                       select p).FirstOrDefault();
                                    if (studentCode == null)
                                    {
                                        t.Remark = t.Remark + "该学号不存在;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.StudentName))
                                {
                                    var studentName = (from p in studentBasis
                                                       where p.StudentCode == t.StudentCode && p.StudentName == t.StudentName
                                                       select p).FirstOrDefault();
                                    if (studentName == null)
                                    {
                                        t.Remark = t.Remark + "该学生学号与姓名不一致;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.TeacherName))
                                {
                                    var teacher = (from p in teacherBasis
                                                   where p.TeacherName == t.TeacherName
                                                   select p).FirstOrDefault();
                                    if (teacher == null)
                                    {
                                        t.Remark = t.Remark + "该教师名称不存在;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.ClassTypeName))
                                {
                                    var classType = (from p in classTypeBasis
                                                     where p.TypeName == t.ClassTypeName
                                                     select p).FirstOrDefault();
                                    if (classType == null)
                                    {
                                        t.Remark = t.Remark + "班级类型格式不正确;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.RoomName))
                                {
                                    var room = (from p in roomBasis
                                                where p.RoomName == t.RoomName
                                                select p).FirstOrDefault();
                                    if (room == null)
                                    {
                                        t.Remark = t.Remark + "教室信息不存在;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.SubjectName))
                                {
                                    var subject = (from p in db.tbSubjectBasis
                                                   where p.SubjectName == t.SubjectName
                                                   select p).FirstOrDefault();
                                    if (subject == null)
                                    {
                                        t.Remark += "科目信息不存在;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.CourseName))
                                {
                                    var course = (from p in db.tbCourseBasis
                                                  where p.CourseName == t.CourseName
                                                  select p).ToList();
                                    if (course.Count == decimal.Zero)
                                    {
                                        t.Remark += "模块信息不存在;";
                                    }
                                    if (course.Where(c => c.tbSubjectBasis.SubjectName == t.SubjectName).Count() == decimal.Zero)
                                    {
                                        t.Remark += "在【" + t.SubjectName + "】科目中没有该模块信息;";
                                    }
                                }

                                if (!string.IsNullOrEmpty(t.StudentCode) && string.IsNullOrEmpty(t.StudentName))
                                {
                                    t.Remark = t.Remark + "姓名为必填字段;";
                                }
                                if (string.IsNullOrEmpty(t.StudentCode) && !string.IsNullOrEmpty(t.StudentName))
                                {
                                    t.Remark = t.Remark + "学号为必填字段;";
                                }
                            }

                            var t0 = tb.Where(c => c.Remark != string.Empty);
                            if (t0.Count() == decimal.Zero)
                            {
                                this.Save(db, studentBasis, teacherBasis, classTypeBasis, gradBasis, orgStudent, orgTeacher, orgMaster, orgBasis, classBasis, courseBasis, jobBasis, roomBasis, weekBasis, periodBasis, tb);
                            }
                            else
                            {
                                ShowMessage("EXCLE内容有错,请核对并修改后再重新上传!");
                                this.GvReport.DataSource = t0;
                                this.GvReport.DataBind();
                            }
                        }
                    }
                }
            }
            catch (Exception e)
            {
                if (e.Message.Equals("外部表不是预期的格式。"))
                {
                    var reader = XmlReader.Create(fileName);
                    var dt = new DataTable();
                    var row = 0;
                    var isColumn = false;
                    var col = 0;
                    while (reader.Read())
                    {
                        if (reader.Name == "Row" && reader.NodeType == XmlNodeType.Element)
                        {
                            row = row + 1;
                            col = 0;
                            if (row > 1)
                            {
                                var dr = dt.NewRow();
                                dt.Rows.Add(dr);
                            }
                        }

                        if (reader.Name == "Cell" && reader.NodeType == XmlNodeType.Element)
                        {
                            isColumn = true;
                            if (reader.HasAttributes && reader.GetAttribute("ss:Index") != null)
                            {
                                col = ConvertToInt(reader.GetAttribute("ss:Index"));
                            }
                            else
                            {
                                col = col + 1;
                            }
                        }

                        if (reader.NodeType == XmlNodeType.Text)
                        {
                            if (isColumn)
                            {
                                if (row == 1)
                                {
                                    dt.Columns.Add(reader.Value);
                                    isColumn = false;
                                }
                                else
                                {
                                    dt.Rows[dt.Rows.Count - 1][col - 1] = reader.Value;
                                }
                            }
                        }

                        if (reader.Name == "Row" && reader.NodeType == XmlNodeType.EndElement && row == 1)
                        {
                            var dc = new DataColumn
                            {
                                DataType = Type.GetType("System.Boolean"),
                                DefaultValue = true,
                                ColumnName = "Status"
                            };
                            dt.Columns.Add(dc);
                            dt.Columns.Add("Remark");
                        }

                        if (reader.Name == "Table" && reader.NodeType == XmlNodeType.EndElement)
                        {
                            break;
                        }
                    }

                    reader.Close();
                    dt.AcceptChanges();
                    for (var i = 0; i < dt.Columns.Count; i++)
                    {
                        switch (dt.Columns[i].ColumnName)
                        {
                            case "学号":
                                dt.Columns[i].ColumnName = "StudentCode";
                                break;
                            case "姓名":
                                dt.Columns[i].ColumnName = "StudentName";
                                break;
                            case "科目名称"://
                                dt.Columns[i].ColumnName = "SubjectName";
                                break;
                            case "模块名称"://
                                dt.Columns[i].ColumnName = "CourseName";
                                break;
                            case "班级编号":
                                dt.Columns[i].ColumnName = "OrganizationNo";
                                break;
                            case "班级名称":
                                dt.Columns[i].ColumnName = "OrganizationName";
                                break;
                            case "座位号":
                                dt.Columns[i].ColumnName = "SeatNo";
                                break;
                            case "班级类型":
                                dt.Columns[i].ColumnName = "ClassTypeName";
                                break;
                            case "任课教师":
                                dt.Columns[i].ColumnName = "TeacherName";
                                break;
                            case "教室":
                                dt.Columns[i].ColumnName = "RoomName";
                                break;
                            case "星期":
                                dt.Columns[i].ColumnName = "WeekName";
                                break;
                            case "节次":
                                dt.Columns[i].ColumnName = "PeriodName";
                                break;
                            default:
                                break;
                        }
                    }

                    var list = new List<OrganizationBasis>();
                    var rows = dt.Select(string.Empty);
                    using (var db = new SMSPModel.SMSPEntities())
                    {
                        var studentBasis = (from p in db.tbStudentBasis
                                            where p.RecordStatus == decimal.One && p.StudentStatus == decimal.One
                                            select p).ToList();
                        var teacherBasis = (from p in db.tbTeacherBasis
                                            where p.RecordStatus == decimal.One
                                            select p).ToList();
                        var gradBasis = (from p in db.tbGradeBasis
                                         where p.RecordStatus == decimal.One
                                         select p).ToList();
                        var classTypeBasis = (from p in db.tbClassType
                                              where p.RecordStatus == decimal.One
                                              select p).ToList();
                        var orgStudent = (from p in db.tbOrganizationStudent
                                          where p.RecordStatus == decimal.One && p.tbStudentBasis.RecordStatus == decimal.One && p.tbStudentBasis.StudentStatus == decimal.One
                                          && p.tbOrganizationBasis.RecordStatus == decimal.One && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                          && p.tbOrganizationBasis.tbYear.ID == this.DrplstYear1.YearId
                                          select p).ToList();
                        var orgTeacher = (from p in db.tbOrganizationTeacher
                                          where p.RecordStatus == decimal.One && p.tbTeacherBasis.RecordStatus == decimal.One
                                              && p.tbOrganizationBasis.RecordStatus == decimal.One && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                          && p.tbOrganizationBasis.tbYear.ID == this.DrplstYear1.YearId
                                          select p).ToList();
                        var orgMaster = (from p in db.tbOrganizationMaster
                                         where p.RecordStatus == decimal.One && p.tbTeacherBasis.RecordStatus == decimal.One
                                         && p.tbOrganizationBasis.RecordStatus == decimal.One && p.tbOrganizationBasis.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                         && p.tbOrganizationBasis.tbYear.ID == this.DrplstYear1.YearId
                                         select p).ToList();
                        var orgBasis = (from p in db.tbOrganizationBasis
                                        where p.RecordStatus == decimal.One && p.tbGradeBasis.ID == this.DrplstGrade1.GradeId
                                        && p.tbYear.ID == this.DrplstYear1.YearId
                                        select p).ToList();
                        var jobBasis = (from p in db.tbTeacherJob
                                        where p.RecordStatus == decimal.One
                                        select p).ToList();
                        var courseBasis = (from p in db.tbCourseBasis
                                           where p.RecordStatus == decimal.One
                                           select p).ToList();
                        var classBasis = (from p in db.tbClassBasis
                                          where p.RecordStatus == decimal.One
                                          select p).ToList();
                        var roomBasis = (from p in db.tbBuildRoom
                                         where p.RecordStatus == decimal.One
                                         select p).ToList();
                        var weekBasis = (from p in db.tbWeekBasis
                                         where p.RecordStatus == decimal.One
                                         select p).ToList();
                        var periodBasis = (from p in db.tbPeriodBasis
                                           where p.RecordStatus == decimal.One
                                           select p).ToList();
                        foreach (var dr in rows)
                        {
                            var model = new OrganizationBasis
                            {
                                OrganizationName = dr["OrganizationName"].ToString(),
                                OrganizationNo = dr["OrganizationNo"].ToString(),
                                SeatNo = dr["SeatNo"].ToString(),
                                StudentCode = dr["StudentCode"].ToString(),
                                StudentName = dr["StudentName"].ToString(),
                                ClassTypeName = dr["ClassTypeName"].ToString(),
                                TeacherName = dr["TeacherName"].ToString(),
                                Remark = dr["Remark"].ToString(),
                                RoomName = dr["RoomName"].ToString(),
                                Status = (bool)dr["Status"],
                                SubjectName = dr["SubjectName"].ToString(),//
                                CourseName = dr["CourseName"].ToString(),//
                                //PeriodName =dr["PeriodName"].ToString(),
                                //WeekName=dr["WeekName"].ToString()
                            };
                            list.Add(model);

                            if (!string.IsNullOrEmpty(model.StudentCode))
                            {
                                var studentCode = (from p in studentBasis
                                                   where p.StudentCode == model.StudentCode
                                                   select p).FirstOrDefault();
                                if (studentCode == null)
                                {
                                    model.Remark = model.Remark + "该学号不存在;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.StudentName))
                            {
                                var studentName = (from p in studentBasis
                                                   where p.StudentCode == model.StudentCode && p.StudentName == model.StudentName
                                                   select p).FirstOrDefault();
                                if (studentName == null)
                                {
                                    model.Remark = model.Remark + "该学生学号与姓名不一致;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.TeacherName))
                            {
                                var teacher = (from p in teacherBasis
                                               where p.TeacherName == model.TeacherName
                                               select p).FirstOrDefault();
                                if (teacher == null)
                                {
                                    model.Remark = model.Remark + "该教师名称不存在;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.ClassTypeName))
                            {
                                var classType = (from p in classTypeBasis
                                                 where p.TypeName == model.ClassTypeName
                                                 select p).FirstOrDefault();
                                if (classType == null)
                                {
                                    model.Remark = model.Remark + "班级类型格式不正确;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.RoomName))
                            {
                                var room = (from p in roomBasis
                                            where p.RoomName == model.RoomName
                                            select p).FirstOrDefault();
                                if (room == null)
                                {
                                    model.Remark = model.Remark + "教室信息不存在;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.SubjectName))
                            {
                                var subject = (from p in db.tbSubjectBasis
                                               where p.SubjectName == model.SubjectName
                                               select p).FirstOrDefault();
                                if (subject == null)
                                {
                                    model.Remark += "科目信息不存在;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.CourseName))
                            {
                                var course = (from p in db.tbCourseBasis
                                              where p.CourseName == model.CourseName
                                              select p).ToList();
                                if (course.Count == decimal.Zero)
                                {
                                    model.Remark += "模块信息不存在;";
                                }
                                if (course.Where(c => c.tbSubjectBasis.SubjectName == model.SubjectName).Count() == decimal.Zero)
                                {
                                    model.Remark += "在【" + model.SubjectName + "】科目中没有该模块信息;";
                                }
                            }

                            if (!string.IsNullOrEmpty(model.StudentCode) && string.IsNullOrEmpty(model.StudentName))
                            {
                                model.Remark = model.Remark + "姓名为必填字段;";
                            }
                            if (string.IsNullOrEmpty(model.StudentCode) && !string.IsNullOrEmpty(model.StudentName))
                            {
                                model.Remark = model.Remark + "学号为必填字段;";
                            }
                        }
                        if (list.Count == decimal.Zero)
                        {
                            ShowMessage("EXCLE内容为空,请核对并修改后再重新上传!");
                            return;
                        }
                        foreach (var i in list)
                        {
                            if (!string.IsNullOrEmpty(i.StudentCode))
                            {
                                var tt = list.Where(d => d.StudentCode == i.StudentCode && d.OrganizationName == i.OrganizationName && d.CourseName == i.CourseName).Count();
                                if (tt > decimal.One)
                                {
                                    i.Remark = i.Remark + "该学号重复(" + list.Where(d => d.StudentCode == i.StudentCode && d.OrganizationName == i.OrganizationName && d.CourseName == i.CourseName).Count() + "次);";
                                }
                            }
                        }
                        var tb = list.Where(c => c.Remark != string.Empty);
                        if (tb.Count() == decimal.Zero)
                        {
                            this.Save(db, studentBasis, teacherBasis, classTypeBasis, gradBasis, orgStudent, orgTeacher, orgMaster, orgBasis, classBasis, courseBasis, jobBasis, roomBasis, weekBasis, periodBasis, list);
                        }
                        else
                        {
                            ShowMessage("EXCLE内容有错,请核对并修改后再重新上传!");
                            this.GvReport.DataSource = tb;
                            this.GvReport.DataBind();
                        }
                    }
                }
                else
                {
                    ShowMessage("您上传Excel文件表头结构或表头名称与系统不匹配,请核查后再次操作!(参考信息:" + e.Message + ")");
                }
            }
        }

  2,将数据写到数据库

 protected void Save(SMSPModel.SMSPEntities db, List<SMSPModel.tbStudentBasis> studentBasis, List<SMSPModel.tbTeacherBasis> teacherBasis, List<SMSPModel.tbClassType> classTypeBasis, List<SMSPModel.tbGradeBasis> gradBasis, List<SMSPModel.tbOrganizationStudent> orgStudent, List<SMSPModel.tbOrganizationTeacher> orgTeacher, List<SMSPModel.tbOrganizationMaster> orgMaster, List<SMSPModel.tbOrganizationBasis> orgBasis, List<SMSPModel.tbClassBasis> classBasis, List<SMSPModel.tbCourseBasis> courseBasis, List<SMSPModel.tbTeacherJob> jobBasis, List<SMSPModel.tbBuildRoom> roomBasis, List<SMSPModel.tbWeekBasis> weekBasis, List<SMSPModel.tbPeriodBasis> periodBasis, List<OrganizationBasis> tb)
        {
            var arrangeCourseBasis = (from p in db.tbArrangeCourseBasis
                                      where p.RecordStatus == decimal.One && p.ID == GuidDefault
                                      select p).FirstOrDefault();
            var year = (from p in db.tbYear
                        where p.RecordStatus == decimal.One && p.ID == this.DrplstYear1.YearId
                        select p).FirstOrDefault();
            var grad = (from p in gradBasis
                        where p.ID == this.DrplstGrade1.GradeId
                        select p).FirstOrDefault();
            var course = (from p in courseBasis
                          //where p.ID == this.DrplstCourse1.CourseId ----KEN's Mark
                          select p).FirstOrDefault();
            var oldOrgStudent = (from p in orgStudent
                                 select p).ToList();
 
            var myOrg = (from p in tb.Where(d => !string.IsNullOrEmpty(d.OrganizationName))
                         select new
                         {
                             p.OrganizationName,
                             p.OrganizationNo,
                             p.ClassTypeName,
                             p.RoomName,
                             p.CourseName,//
                             p.SubjectName//
                         }).Distinct().ToList();
            var Defaultclass = db.tbClassBasis.Where(d => d.RecordStatus == decimal.One && d.ID == GuidDefault).FirstOrDefault();
            foreach (var c in myOrg)
            {
                var org = new SMSPModel.tbOrganizationBasis
                {
                    ID = Guid.NewGuid(),
                    OrganizationNo = ConvertToDecimal(c.OrganizationNo),
                    OrganizationName = c.OrganizationName,
                    tbYear = year,
                    tbGradeBasis = grad,
                    tbCourseBasis = courseBasis.Where(o => o.CourseName == c.CourseName).FirstOrDefault(), //course,
                    tbBuildRoom = roomBasis.Where(d => d.RoomName == c.RoomName).FirstOrDefault() ?? roomBasis.Where(d => d.ID == GuidDefault).FirstOrDefault(),
                    tbClassBasis = Defaultclass,
                    tbTeacherJob = jobBasis.Where(d => d.ID == GuidDefault).FirstOrDefault(),
                    tbClassType = classTypeBasis.Where(d => d.TypeName == c.ClassTypeName).FirstOrDefault(),
                    tbArrangeCourseBasis = arrangeCourseBasis,
                    RecordStatus = decimal.One,
                    UpdateTime = DateTime.Now
                };
                db.AddTotbOrganizationBasis(org);
            }

            db.SaveChanges();
            var newOrg = (from p in db.tbOrganizationBasis
                          where p.RecordStatus == decimal.One
                          && p.tbYear.ID == this.DrplstYear1.YearId
                          select p).ToList();
            foreach (var t in tb)
            {
                if (!string.IsNullOrEmpty(t.StudentCode) && !string.IsNullOrEmpty(t.StudentName))
                {
                    var stu = new SMSPModel.tbOrganizationStudent
                    {
                        ID = Guid.NewGuid(),
                        tbOrganizationBasis = newOrg.Where(d => d.OrganizationName == t.OrganizationName && d.tbCourseBasis.CourseName == t.CourseName && d.tbCourseBasis.tbSubjectBasis.SubjectName == t.SubjectName).FirstOrDefault(),
                        SeatNo = t.SeatNo == null ? decimal.Zero : ConvertToDecimal(t.SeatNo),
                        tbStudentBasis = studentBasis.Where(d => d.StudentCode == t.StudentCode).FirstOrDefault(),
                        RecordStatus = decimal.One,
                        UpdateTime = DateTime.Now
                    };
                    db.AddTotbOrganizationStudent(stu);
                }
            }

            var myTeacher = (from p in tb.Where(d => !string.IsNullOrEmpty(d.TeacherName))
                             select new
                             {
                                 p.TeacherName,
                                 p.OrganizationName
                             }).Distinct().ToList();
            foreach (var mt in myTeacher)
            {
                var tea = new SMSPModel.tbOrganizationTeacher
                {
                    ID = Guid.NewGuid(),
                    tbOrganizationBasis = newOrg.Where(d => d.OrganizationName == mt.OrganizationName).FirstOrDefault(),
                    tbTeacherBasis = teacherBasis.Where(d => d.TeacherName == mt.TeacherName).FirstOrDefault(),
                    RecordStatus = decimal.One,
                    UpdateTime = DateTime.Now
                };
                db.AddTotbOrganizationTeacher(tea);
            }
            var myArrangeCourse = (from p in tb.Where(d => !string.IsNullOrEmpty(d.WeekName) && !string.IsNullOrEmpty(d.PeriodName))
                                   select new
                                   {
                                       p.OrganizationName,
                                       p.WeekName,
                                       p.PeriodName
                                   }).Distinct().ToList();
            foreach (var t in myArrangeCourse)
            {
                var te = new SMSPModel.tbArrangeCourseResult
                {
                    ID = Guid.NewGuid(),
                    tbOrganizationBasis = newOrg.Where(d => d.OrganizationName == t.OrganizationName).FirstOrDefault(),
                    tbWeekBasis = weekBasis.Where(d => d.WeekName == t.WeekName).FirstOrDefault(),
                    tbPeriodBasis = periodBasis.Where(d => d.PeriodName == t.PeriodName).FirstOrDefault(),
                    RecordStatus = decimal.One,
                    UpdateTime = DateTime.Now
                };
                db.AddTotbArrangeCourseResult(te);
            }
            db.SaveChanges();
            ShowMessage("教学班导入成功!");
        }

  

 

 

  



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