Updating id3 tag information with itunes oracle trigger if updating then
For example, you can create a Smart Playlist to generate a list that just contains the songs with "Oldies" grouping information. You can hold down Command or Shift key and click to select multiple files, or use Command A to select all files.
Tips: the Grouping field are specially used to group songs for dynamic playlists. The difference is to select multiple files before access Get Info command.This article introduces what's i Tunes tag, and how you can edit it in i Tunes, or using external i Tunes tag editor.i Tunes tag, also called i Tunes ID3 tag, is the metadata or information like artist, album, genre, year and so on.This guide explains how to correct and update the tags of your music in your i Tunes from Music Brainz using Picard.
Please read everything and check that this method will work for you before you begin.
I've seen apps like Shazaam and Track ID, which can provide the Artist, Album etc.