using( DBCommand cstmt = conn.CreateCommand() ) {

    DBCommand cstmt = conn.CreateCommand();

    cstmt.CommandText = "call myProc( ?,?,? )";

    cstmt.Prepare();

    DBParameter param = new DBParameter();
    param.DbType          = SQLType.SQL_CHAR;
    param.Value           = "10000";
    cstmt.Parameters.Add( param );

    param                 = new DBParameter();
    param.DbType          = SQLType.SQL_INTEGER;
    param.Value           = 20000;
    cstmt.Parameters.Add( param );

    param                 = new DBParameter();
    param.DbType          = SQLType.SQL_DECIMAL;
    param.Precision       = 5;
    param.Value           = new Decimal( 30000 );
    cstmt.Parameters.Add( param );

    // Execute update
    DBRowReader rset = cstmt.ExecuteNonQuery();
    cstmt.ExecuteNonQuery();
}