C# 功能完整的单表增删改查程序

id字段自增，标识增量和种子1；

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.SqlClient;namespace mpmng
{public partial class Form1 : Form{string MyConn = "server=localhost;uid=sa;pwd=xx123xx;database=dxp;";SqlConnection MyConnection = null;DataSet ds1 = new DataSet();public Form1(){InitializeComponent();}private void Form1_Load(object sender, EventArgs e){SqlConnection MyConnection = new SqlConnection(MyConn);SqlCommand MyCommand = new SqlCommand("SELECT * FROM view_emp", MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];dataGridView1.Columns[0].Width /= 3;comboBox1.Items.Add("男");comboBox1.Items.Add("女");comboBox1.Text = "";SqlCommand MyCommand2 = new SqlCommand("SELECT distinct 部门 FROM view_emp", MyConnection);SqlDataAdapter SelectAdapter2 = new SqlDataAdapter();SelectAdapter2.SelectCommand = MyCommand2;DataSet ds2 = new DataSet();SelectAdapter2.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter2.Fill(ds2);for(int i=0;i<ds2.Tables[0].Rows.Count;i++){comboBox2.Items.Add(ds2.Tables[0].Rows[i][0].ToString());}}private void button1_Click(object sender, EventArgs e)//姓名查询{SqlConnection MyConnection = new SqlConnection(MyConn);string sql1 = "SELECT * FROM view_emp where 姓名 like '%" + textBox1.Text + "%'";SqlCommand MyCommand = new SqlCommand(sql1, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];}private void 添加ToolStripMenuItem_Click(object sender, EventArgs e){Form2 f2 = new mpmng.Form2();f2.ShowDialog();}private void comboBox1_SelectedIndexChanged(object sender, EventArgs e){SqlConnection MyConnection = new SqlConnection(MyConn);string sql1 = "SELECT * FROM view_emp where 性别 = '" + comboBox1.Text + "'";SqlCommand MyCommand = new SqlCommand(sql1, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];}private void 浏览ToolStripMenuItem_Click(object sender, EventArgs e){SqlConnection MyConnection = new SqlConnection(MyConn);SqlCommand MyCommand = new SqlCommand("SELECT * FROM view_emp", MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];}private void comboBox2_SelectedIndexChanged(object sender, EventArgs e){SqlConnection MyConnection = new SqlConnection(MyConn);string sql1 = "SELECT * FROM view_emp where 部门 = '" + comboBox2.Text + "'";SqlCommand MyCommand = new SqlCommand(sql1, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];}private void button2_Click(object sender, EventArgs e)//薪资大于等于{try{SqlConnection MyConnection = new SqlConnection(MyConn);string sql1 = "SELECT * FROM view_emp where 薪资 >= " + Convert.ToInt32(textBox2.Text);SqlCommand MyCommand = new SqlCommand(sql1, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];}catch (Exception ex){MessageBox.Show("人力资源管理  " + ex.Message);textBox2.Text = "";}}private void button3_Click(object sender, EventArgs e)//薪资小于等于{try{SqlConnection MyConnection = new SqlConnection(MyConn);string sql1 = "SELECT * FROM view_emp where 薪资 <= " + Convert.ToInt32(textBox3.Text);SqlCommand MyCommand = new SqlCommand(sql1, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();SelectAdapter.Fill(ds);dataGridView1.DataSource = ds.Tables[0];}catch(Exception ex){MessageBox.Show("人力资源管理  "+ex.Message);textBox3.Text = "";}}private void 删除ToolStripMenuItem_Click(object sender, EventArgs e){if(dataGridView1.CurrentRow.Cells[0].Value.ToString() == null || dataGridView1.CurrentRow.Cells[0].Value.ToString()==""){MessageBox.Show("请选择要删除的行！","人力资源管理系统");return;}DialogResult drt = MessageBox.Show("确定删除第"+ dataGridView1.CurrentRow.Cells[0].Value.ToString()+"行吗？", "人力资源管理系统",MessageBoxButtons.YesNo);if(drt!=DialogResult.Yes){return;}try{SqlConnection MyConnection = new SqlConnection(MyConn);SqlCommand MyCommand = new SqlCommand("delete from emp where id="+ dataGridView1.CurrentRow.Cells[0].Value, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();}catch(Exception ex){MessageBox.Show(ex.Message);}}private void 更新ToolStripMenuItem_Click(object sender, EventArgs e){if (dataGridView1.CurrentCell.RowIndex < 0) { return; }Form2 f2 = new mpmng.Form2();f2.button1Text = "更新";f2.captionText = "更新人员信息";f2.objectText = Int32.Parse(dataGridView1.CurrentRow.Cells[0].Value.ToString());f2.textBox1Text= dataGridView1.CurrentRow.Cells[1].Value.ToString();f2.numericUpDownvalue1 = Convert.ToDecimal(dataGridView1.CurrentRow.Cells[2].Value.ToString());f2.textBox4Text = dataGridView1.CurrentRow.Cells[4].Value.ToString();f2.textBox5Text = dataGridView1.CurrentRow.Cells[5].Value.ToString();f2.textBox6Text = dataGridView1.CurrentRow.Cells[6].Value.ToString();f2.combo1Text = dataGridView1.CurrentRow.Cells[7].Value.ToString();f2.numericUpDownvalue2 = Convert.ToDecimal(dataGridView1.CurrentRow.Cells[8].Value.ToString());if(dataGridView1.CurrentRow.Cells[3].Value.ToString()=="男"){f2.radiobuttonvalue1 = true; f2.radiobuttonvalue2 = false;}else{f2.radiobuttonvalue1 = false; f2.radiobuttonvalue2 = true;}f2.ShowDialog();}}
}

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.SqlClient;namespace mpmng
{public partial class Form2 : Form{string MyConn = "server=localhost;uid=sa;pwd=xx123xx;database=dxp;";SqlConnection MyConnection = null;DataSet ds1 = new DataSet();private int objectid = 0;public Form2(){InitializeComponent();}private void Form2_Load(object sender, EventArgs e){comboBox1.Items.Add("群众");comboBox1.Items.Add("党员");comboBox1.Items.Add("团员");comboBox1.Text = "党员";}private void button1_Click(object sender, EventArgs e){#region 添加if (button1.Text == "添加"){if (textBox1.Text == ""){MessageBox.Show("人力资源管理，姓名不能为空!");}string name = textBox1.Text;int age = (int)numericUpDown1.Value;string sex = "男";if (radioButton1.Checked == true){sex = "男";}else{sex = "女";}string dept = textBox4.Text;string position = textBox5.Text;string prof = textBox6.Text;string poliface = comboBox1.Text;int salary = (int)numericUpDown2.Value;string sql1 = "insert into emp values ('" + name + "'," + age + ",'" + sex + "','" + dept + "','" + position + "','" + prof + "','" + poliface + "'," + salary + ")";try{SqlConnection MyConnection = new SqlConnection(MyConn);SqlCommand MyCommand = new SqlCommand(sql1, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;DataSet ds = new DataSet();MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();this.Hide();}catch (Exception ex){MessageBox.Show("人力资源管理，添加，" + ex.Message);}}#endregion#region 更新if (button1.Text == "更新"){string sexstr = "男";if (radioButton1.Checked == true) { sexstr = "男"; }if (radioButton2.Checked == true) { sexstr = "女"; }string sql2 = "UPDATE emp SET name='"+textBox1.Text+"',age="+Convert.ToInt32(numericUpDown1.Value)+", sex='"+sexstr+"',dept='"+textBox4.Text+"',position='"+textBox5.Text+"',prof='"+textBox6.Text+"',poliface='"+comboBox1.Text+"',salary="+Convert.ToInt32(numericUpDown2.Value)+" WHERE id="+objectid;try{SqlConnection MyConnection = new SqlConnection(MyConn);SqlCommand MyCommand = new SqlCommand(sql2, MyConnection);SqlDataAdapter SelectAdapter = new SqlDataAdapter();SelectAdapter.SelectCommand = MyCommand;MyConnection.Open();SelectAdapter.SelectCommand.ExecuteNonQuery();MyConnection.Close();this.Hide();}catch (Exception ex){MessageBox.Show("人力资源管理，更新，" + ex.Message);}}#endregion}#region 传值变量public int objectText{get { return this.objectid; }set { this.objectid = value; }}public string button1Text{get { return this.button1.Text; }set { this.button1.Text = value; }}public string captionText{get { return this.Text; }set { this.Text = value; }}public string textBox1Text{get { return this.textBox1.Text; }set { this.textBox1.Text = value; }}public string textBox4Text{get { return this.textBox4.Text; }set { this.textBox4.Text = value; }}public string textBox5Text{get { return this.textBox5.Text; }set { this.textBox5.Text = value; }}public string textBox6Text{get { return this.textBox6.Text; }set { this.textBox6.Text = value; }}public decimal numericUpDownvalue1{get { return this.numericUpDown1.Value; }set { this.numericUpDown1.Value = value; }}public bool radiobuttonvalue1{get { return this.radioButton1.Checked; }set { this.radioButton1.Checked = value; }}public bool radiobuttonvalue2{get { return this.radioButton2.Checked; }set { this.radioButton2.Checked = value; }}public string combo1Text{get { return this.comboBox1.Text; }set { this.comboBox1.Text = value; }}public decimal numericUpDownvalue2{get { return this.numericUpDown2.Value; }set { this.numericUpDown2.Value = value; }}#endregion}
}

只要把表的字段更改；代码中相应字段处更改；就能变成别的单表增删改查程序；拿去花吧；

有活可以联系我；

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C# 功能完整的单表增删改查程序

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