| '''Examples'''
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* {{Code|declare option output:method 'raw';<br/>db:retrieve("DB", "music/01.mp3")}} returns the specified audio file as raw data.* <code><nowiki>stream:materialize(db:retrieve("DB", "music/01.mp3"))</nowiki></code> returns a materialized representation of materializes the streamable resultin main-memory before returning it.
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