Archiving Customers In Access Database C# -


i trying set method allows me archive record has been returned via search box.

i have got search query working when run update query, record still appears when searched for.

can help?

namespace test_application { public partial class form1 : form {     public form1()     {         initializecomponent();     }      private void button1_click(object sender, eventargs e)     {         this.close();         mainmenu mmform = new mainmenu();         mmform.show();     }      private void textbox3_textchanged(object sender, eventargs e)     {      }      private void button2_click(object sender, eventargs e)     {         system.data.oledb.oledbconnection conn = new         system.data.oledb.oledbconnection();         conn.connectionstring = @"provider=microsoft.jet.oledb.4.0;data source=boilersvc_be.mdb";         try         {             conn.open();             oledbcommand command = new oledbcommand("select equipment.custid custid,equipment.manufacturer manufacturer,equipment.model model, equipment.lastservice lastservice,initial,surname,[address 1],[address 2],[address 3],[post town],[post code],telephone contacts inner join equipment on equipment.custid = contacts.custid contacts.archived = 0 , surname = '" + textbox3.text + "' or initial = '" + textbox3.text + "' or[post town] = '" + textbox3.text + "' or[post code] = '" + textbox3 + "'", conn);             oledbdatareader reader = command.executereader();              while (reader.read())             {                 int result;                  customid.text = reader["custid"].tostring();                 firstname.text = reader["initial"].tostring();                 lastname.text = reader["surname"].tostring();                 address1.text = reader["address 1"].tostring();                 address2.text = reader["address 2"].tostring();                 address3.text = reader["address 3"].tostring();                 towncity.text = reader["post town"].tostring();                 postcode.text = reader["post code"].tostring();                 telephone.text = reader["telephone"].tostring();                 lstsvcdat.text = reader["lastservice"].tostring();                 boilman.text = reader["manufacturer"].tostring();                 boilmod.text = reader["model"].tostring();                  result = convert.toint32(customid.text);              }          }                   {              conn.close();          }     }      private void button3_click(object sender, eventargs e)     {         if (string.isnullorempty(lastname.text))         {             messagebox.show("please search customer first");         }         else         {             system.data.oledb.oledbconnection conn = new             system.data.oledb.oledbconnection();             conn.connectionstring = @"provider=microsoft.jet.oledb.4.0;data source=boilersvc_be.mdb";              try             {                 conn.open();                 oledbcommand command = new oledbcommand("update contacts set archived = 1 custid = @custid", conn);                 command.parameters.add(new oledbparameter("@pcustid", customid.text));                 oledbdatareader reader = command.executereader();             }                         {                 conn.close();                 customid.text = null;                 firstname.text = null;                 lastname.text = null;                 address1.text = null;                 address2.text = null;                 address3.text = null;                 towncity.text = null;                 postcode.text = null;                 telephone.text = null;                 lstsvcdat.text = null;                 boilman.text = null;                 boilmod.text = null;                 messagebox.show("customer archived");             }         }     }     private void form1_load(object sender, eventargs e)     {      }     } } 

i suspect error in search query. when parenthesis omitted order of and's , or's grouped. try:

where contacts.archived = 0 , ((surname = '" + textbox3.text + "' or initial = '" + textbox3.text + "') or ([post town] = '" + textbox3.text + "' or[post code] = '" + textbox3 + "'))"


Comments