Question

i have a db named: “dbtest.db” , a table named: “mensagens” , a column named: “usuarioorigem”.
in my XML file i have a textview and a button, when button is clicked i want to the value of textview change to the value in the column: “usuarioorigem” .

How do i do it? and can you explain how it works.

i have this code but it doesnt work.

            TextView mostrar = (TextView) findViewById(R.id.tvUSUARIO);
            mostrar.setText(usuarioorigem.valueOf(returning));

Answer 1

Define a cursor c to point to your database.

mostrar.setText(c.getString(c.getColumnIndex(Database.columns[0]))); // assuming that you want to retrieve the value stored in your first column.

The sample given in the documentation is a great way to learn cursors.