How Do I Use Select Query In Sql Compact Edition?

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i have developed a code using select statement.
but it doesn't give me a output even
just blank gridview?

C#

string connectionString = "Data Source=C:\\Users\\Jeewani\\Documents\\rundown.sdf;";

            SqlCeConnection sql = new SqlCeConnection(connectionString);

            sql.Open();

            string query = "select * from ItemsNames";


            SqlCeCommand myCommand = new SqlCeCommand(query, sql);

            SqlCeDataReader reader = myCommand.ExecuteReader();

            Viewer.DataSource = reader;
            //name of the datagridview is viewer      

        
            sql.Close();

Posted 10-May-15 17:49pm

Hemas Ilearn

Updated 10-May-15 17:51pm

v2

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[no name] 11-May-15 1:17am

http://chalaki.com/using-ado-net-sqlcecommand-sqlcedatareader-to-select-data-from-sql-server-compact/204/

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Animesh Datta · Answer 1 · 2015-05-10T18:58:00

Use SqlCeDataAdapter instead of SqlCeDataReader and Change the code like this way

SqlCeDataAdapter sqlceda = new SqlCeDataAdapter(myCommand);
           
           DataSet dsData = new DataSet("ITEMNAMES");
           sqlceda.Fill(dsData);
           Viewer.DataSource = ds.Tables[0];

thanks