This identifies a single record: 
db.playlist.id<http://www.google.com/url?q=http%3A%2F%2Fdb.playlist.id&sa=D&sntz=1&usg=AFQjCNH5rdz7nysvc74JWdptNNjpq7AH7A>
==record.id

The point of this: db.playlist.playlist_title==record.playlist_title
was to identify all record in the same playlist. I agreethat using 
playlist_title is not a good idea, perhaps you want to use a reference 
field to another table whete you keep the playlist titles.


On Sunday, 19 January 2014 11:35:13 UTC-6, Jaime Sempere wrote:
>
>
> Thanks a lot (and it was great adding support for several playlist), just 
> for future reference there is a small typo on db definition: 
> 'playlist_name' should be 'playlist_title'
>
> But I wanted to ask you... I would change the query:
>
>       query = db.playlist.playlist_title==record.playlist_title
>
> for this
>
>       query = 
> db.playlist.id<http://www.google.com/url?q=http%3A%2F%2Fdb.playlist.id&sa=D&sntz=1&usg=AFQjCNH5rdz7nysvc74JWdptNNjpq7AH7A>
> ==record.id
>
>
> Shouldn't this be a little more efficient? Is there any particular reason 
> for not re-writing like that? I guess in real cases there is no differences 
> on performance, but I just want to know that if could do that without any 
> side-effect.
>
> thanks again
>
>

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