C#中实现excel文件批量导入access数据表中-白红宇

C#中实现excel文件批量导入access数据表中

阅读量：5077 次

发布时间：2019-06-12

本文共 13773 字，大约阅读时间需要 45 分钟。

一、界面简单设计如下：

二、代码如下：

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.Data.OleDb;using System.Data.SqlClient;namespace Data1{    public partial class Excel_Info : Form    {        //设置数据库路径        private string accessFilePath = AccessDAO.Property.accessFilePath;        public Excel_Info()        {            InitializeComponent();        }        //调用界面美化工具IirsSkin对界面进行美化        private void Excel_Info_Load(object sender, EventArgs e)        {                 this.skinEngine1.SkinFile = "MSN.ssk";        }        //退出        private void bnExit_Click(object sender, EventArgs e)        {            this.Close();        }        //浏览相应excel文件        private void bnBrouse_Click(object sender, EventArgs e)        {            OpenFileDialog dlg = new OpenFileDialog();            dlg.Filter = "Excel文件(*.xls)|*.xls";            if (dlg.ShowDialog() == DialogResult.OK)            {                string filePath = dlg.FileName;                this.textBox1.Text = filePath;            }        }        //导入access数据库中        private void bnImport_Click(object sender, EventArgs e)        {            if (textBox1.Text.Length == 0)            {                MessageBox.Show("请选择导入数据的Execl文件", "提示");            }            //转换类别未选择的时候            else if (raSend.Checked == false && raReceive.Checked == false && raRelation.Checked == false)            {                MessageBox.Show("请选择转换类别","提示");            }            #region excel导入到.mdb发包方表中            if (raSend.Checked == true)            {                try                {                    OleDbConnectionStringBuilder connectStringBuilder = new OleDbConnectionStringBuilder();                    connectStringBuilder.DataSource = this.textBox1.Text.Trim();                    connectStringBuilder.Provider = "Microsoft.Jet.OLEDB.4.0";                    connectStringBuilder.Add("Extended Properties", "Excel 8.0");                    using (OleDbConnection cn = new OleDbConnection(connectStringBuilder.ConnectionString))                    {                        DataSet ds = new DataSet();                        string sql = "Select * from [fbf$]";                        OleDbCommand cmdLiming = new OleDbCommand(sql, cn);                        cn.Open();                        using (OleDbDataReader drLiming = cmdLiming.ExecuteReader())                        {                            ds.Load(drLiming, LoadOption.OverwriteChanges, new string[] { "fbf" });                            DataTable dt = ds.Tables["fbf"];                            if (dt.Rows.Count > 0)                            {                                for (int i = 0; i < dt.Rows.Count; i++)                                {                                    //写入数据库数据                                    string MySql = "insert into FBF(FBFBM,FBFMC,FBFFZRXM,FZRZJLX,FZRZJHM,LXDH,FBFDZ,YZBM,FBFDCY,FBFDCRQ,FBFDCJS) values('" + dt.Rows[i]["发包方编码"].ToString()                                        + "','" + dt.Rows[i]["发包方名称"].ToString() + "','" + dt.Rows[i]["发包方负责姓名"].ToString() + "','" + dt.Rows[i]["负责人证件"].ToString() + "','"                                        + dt.Rows[i]["负责人证件号码"].ToString() + "','" + dt.Rows[i]["联系电话"].ToString() + "','" + dt.Rows[i]["发包方地址"].ToString()                                        + "','" + dt.Rows[i]["邮政编码"].ToString() + "','" + dt.Rows[i]["发包方调查员"].ToString() + "',#" + dt.Rows[i]["发包方调日期"].ToString()                                        + "#,'" + dt.Rows[i]["发包方调查记"].ToString() + "')";                                    //MessageBox.Show(MySql);                                    AccessDAO.updateAccessTable(MySql, accessFilePath);                                    progressBar1.Visible = true;                                    progressBar1.PerformStep();                                }                                progressBar1.Hide();                                MessageBox.Show("数据导入成功！");                            }                            else                            {                                MessageBox.Show("请检查你的Excel中是否存在数据");                            }                        }                    }                }                catch (Exception ex)                {                    MessageBox.Show(ex.ToString());                }            }            #endregion            #region excel导入到.mdb承包方表中            if (raReceive.Checked == true)            {                try                {                    OleDbConnectionStringBuilder connectStringBuilder = new OleDbConnectionStringBuilder();                    connectStringBuilder.DataSource = this.textBox1.Text.Trim();                    connectStringBuilder.Provider = "Microsoft.Jet.OLEDB.4.0";                    connectStringBuilder.Add("Extended Properties", "Excel 8.0");                    using (OleDbConnection cn = new OleDbConnection(connectStringBuilder.ConnectionString))                    {                        DataSet ds = new DataSet();                        string sql = "Select * from [cbf$]";                        OleDbCommand cmdLiming = new OleDbCommand(sql, cn);                        cn.Open();                        using (OleDbDataReader drLiming = cmdLiming.ExecuteReader())                        {                            ds.Load(drLiming, LoadOption.OverwriteChanges, new string[] { "cbf" });                            DataTable dt = ds.Tables["cbf"];                            if (dt.Rows.Count > 0)                            {                                for (int i = 0; i < dt.Rows.Count; i++)                                {                                //写入数据库数据                                    string MySql = "insert into CBF(CBFBM,CBFLX,CBFMC,CBFZJLX,CBFZJHM,CBFDZ,YZBM,LXDH,CBFCYSL,CBFDCRQ,CBFDCY,CBFDCJS,GSJS,GSSHRQ,GSJSR,GSSHR)values('"                                    + dt.Rows[i]["承包方编码"].ToString() + "','" + dt.Rows[i]["承包方类型"].ToString() + "','" + dt.Rows[i]["承包方（代表）名称"].ToString() + "','"                                    + dt.Rows[i]["承包方（代表）证件"].ToString() + "','"+ dt.Rows[i]["承包方（代表）证件号码"].ToString() + "','" + dt.Rows[i]["承包方地址"].ToString() + "','"                                    + dt.Rows[i]["邮政编码"].ToString()+ "','" + dt.Rows[i]["联系电话"].ToString() + "','" + dt.Rows[i]["承包方成员数"].ToString() + "',#"                                    + dt.Rows[i]["承包方调查日"].ToString()+ "#,'" + dt.Rows[i]["承包方调员"].ToString() + "','" + dt.Rows[i]["承包方调记事"].ToString() + "','"                                    + dt.Rows[i]["公示记事"].ToString() + "',#" + dt.Rows[i]["公示审核日期"].ToString() + "#,'" + dt.Rows[i]["公示记事人"].ToString() + "','"                                    + dt.Rows[i]["公示审核人"].ToString() + "')";                                    //MessageBox.Show(MySql);                                    AccessDAO.updateAccessTable(MySql, accessFilePath);                                    progressBar1.Visible = true;                                    progressBar1.PerformStep();                                }                                progressBar1.Hide();                                MessageBox.Show("数据导入成功！");                            }                            else                            {                                MessageBox.Show("请检查你的Excel中是否存在数据");                            }                        }                    }                }                catch (Exception ex)                {                    MessageBox.Show(ex.ToString());                }            }            #endregion            #region excel导入到.mdb家庭成员表中            if (raRelation.Checked == true)            {                try                {                    OleDbConnectionStringBuilder connectStringBuilder = new OleDbConnectionStringBuilder();                    connectStringBuilder.DataSource = this.textBox1.Text.Trim();                    connectStringBuilder.Provider = "Microsoft.Jet.OLEDB.4.0";                    connectStringBuilder.Add("Extended Properties", "Excel 8.0");                    using (OleDbConnection cn = new OleDbConnection(connectStringBuilder.ConnectionString))                    {                        DataSet ds = new DataSet();                        string sql = "Select * from [CBF_JTCY$]";                        OleDbCommand cmdLiming = new OleDbCommand(sql, cn);                        cn.Open();                        using (OleDbDataReader drLiming = cmdLiming.ExecuteReader())                        {                            ds.Load(drLiming, LoadOption.OverwriteChanges, new string[] { "CBF_JTCY" });                            DataTable dt = ds.Tables["CBF_JTCY"];                            if (dt.Rows.Count > 0)                            {                                for (int i = 0; i < dt.Rows.Count; i++)                                {                                    //写入数据库数据                                    string MySql = "insert into CBF_JTCY(CBFBM,CYXM,CYXB,CYZJLX,CYZJHM,YHZGX,SFGYR,CYBZ)values('"+ dt.Rows[i]["承包方编码"].ToString() + "','"                                        + dt.Rows[i]["成员姓名"].ToString() + "','" + dt.Rows[i]["成员性别"].ToString() + "','" + dt.Rows[i]["成员证件类型"].ToString() + "','"                                        + dt.Rows[i]["成员证件号码"].ToString() + "','" + dt.Rows[i]["与户主关系"].ToString() + "','" + dt.Rows[i]["是否共有人"].ToString() + "','"                                         + dt.Rows[i]["成员备注"].ToString() + "')";                                    //MessageBox.Show(MySql);                                    AccessDAO.updateAccessTable(MySql, accessFilePath);                                    progressBar1.Visible = true;                                    progressBar1.PerformStep();                                }                                progressBar1.Hide();                                MessageBox.Show("数据导入成功！");                            }                            else                            {                                MessageBox.Show("请检查你的Excel中是否存在数据");                            }                        }                    }                }                catch (Exception ex)                {                    MessageBox.Show(ex.ToString());                }            }            #endregion        }          }}

三、用到的自定义类AccessDAO：

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Data;using System.Data.OleDb;using System.Data.SqlClient;using System.Text.RegularExpressions; //正则表达式引用所需namespace Data1{    //access的数据访问接口    class AccessDAO    {        public static class Property        {            public static string accessFilePath = "d:\\nCTDCBJYQ04DataSet.mdb";            //若放入主程序，则可如下设置            //one mainFrm = (one)this.Owner;            //string prjName = mainFrm.laPrj.Text;            //string prjPath = mainFrm.laFile_Path.Text;           // public static string accessFilePath = prjPath + "\\矢量数据\\" + prjName + ".mdb";        }        //从access数据库获取数据        //dataFilePath指定access文件的路径        //sql指定数据库的查询语句        //DataSet为查询返回的数据集        public static DataSet getDataSetFromAccessTable(string sql, string dataFilePath)        {            // 连接数据库             OleDbConnection connct = new OleDbConnection();            string oleDB = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + dataFilePath;            connct.ConnectionString = oleDB;            //创建命令            OleDbCommand command = new OleDbCommand(sql, connct);            //打开数据库            connct.Open();            //执行命令            DataSet dataSet = new DataSet();            OleDbDataAdapter dataAdapter = new OleDbDataAdapter(command);            dataAdapter.Fill(dataSet);            // 关闭连接             connct.Close();            return dataSet;        }        //更新或者插入数据到access数据库        //dataFilePath指定access文件的路径        //sql指定数据库的更新或者插入语句        //返回值int表示此次更新影响的行数        public static int updateAccessTable(string sql, string dataFilePath)        {            // 连接数据库             OleDbConnection connct = new OleDbConnection();            string oleDB = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + dataFilePath;            connct.ConnectionString = oleDB;            //打开数据库            connct.Open();            //执行命令            OleDbCommand myCommand = new OleDbCommand(sql, connct);            int res = myCommand.ExecuteNonQuery();            // 关闭连接             connct.Close();            return res;        }        //更新或者插入数据到access数据库        //dataFilePath指定access文件的路径        //command指定操作（更新或者插入）数据库的命令        //返回值int表示此次更新影响的行数        public static int updateAccessTable(OleDbCommand command, string dataFilePath)        {            // 连接数据库             OleDbConnection connct = new OleDbConnection();            string oleDB = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + dataFilePath;            connct.ConnectionString = oleDB;            //打开数据库            connct.Open();            //执行命令            //OleDbCommand myCommand = new OleDbCommand(sql, connct);            command.Connection = connct;            int res = command.ExecuteNonQuery();            // 关闭连接             connct.Close();            return res;        }        public bool ckDigital_Num(string digitalItem, int digitalNum)                //正则检查是否为数字,且位数一定        {            bool isDigital_Num = false;            Regex reGen = new Regex(@"^\d{
     " + digitalNum.ToString("F0") + "}$");                 //正则表达式,n位数字            if (reGen.IsMatch(digitalItem))                isDigital_Num = true;            return isDigital_Num;        }    }}

转载于:https://www.cnblogs.com/smilepeter/p/3982587.html

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