怎样在去数据的时候不要返回数据库中的字段的信息

怎样在去数据的时候不要返回数据库中的字段的信息

                [columns] => Array


                    (


                        [id] => CMysqlColumnSchema Object


                            (


                                [name] => id


                                [rawName] => `id`


                                [allowNull] => 


                                [dbType] => int(10) unsigned


                                [type] => string


                                [defaultValue] => 


                                [size] => 10


                                [precision] => 10


                                [scale] => 


                                [isPrimaryKey] => 1


                                [isForeignKey] => 


                                [autoIncrement] => 1


                                [_e:CComponent:private] => 


                                [_m:CComponent:private] => 


                            )





                        [title] => CMysqlColumnSchema Object


                            (


                                [name] => title


                                [rawName] => `title`


                                [allowNull] => 


                                [dbType] => char(240)


                                [type] => string


                                [defaultValue] => 


                                [size] => 240


                                [precision] => 240


                                [scale] => 


                                [isPrimaryKey] => 


                                [isForeignKey] => 


                                [autoIncrement] => 


                                [_e:CComponent:private] => 


                                [_m:CComponent:private] => 


                            )

->attributes

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