· 4 years ago · Apr 15, 2021, 07:24 AM
1 public DataTable Select()
2 {
3 MySqlConnection conn = null;
4 DataTable dt = new DataTable();
5 try
6 {
7 conn = new MySqlConnection(connstring);
8 conn.Open();
9 string create_tb = "CREATE TABLE IF NOT EXISTS Contact(ID int NOT NULL PRIMARY KEY AUTO_INCREMENT, Nume varchar(255), Prenume varchar(255), NrTel varchar(255), Adresa text, Gen varchar(255));";
10 MySqlCommand cmd = new MySqlCommand(create_tb, conn);
11 cmd.ExecuteNonQuery();
12 // string drop = "DROP TABLE Contact";
13 //MySqlCommand cmd1 = new MySqlCommand(drop, conn);
14 //cmd1.ExecuteNonQuery();
15 string query = "SELECT * FROM Contact;";
16 MySqlDataAdapter da = new MySqlDataAdapter(query, conn);
17 DataSet ds = new DataSet();
18 da.Fill(ds, "Contact");
19 dt = ds.Tables["Contact"];
20 }
21 catch(Exception ex)
22 {
23 MessageBox.Show("Connection failed:"+ex);
24 }
25 finally
26 {
27 conn.Close();
28 }
29 return dt;
30 }