Hi there - we're reviewing with Analytics the Event Logging tables that have historically been part of the mobile presence. To reduce longer than necessary storage of information in some fields yet retaining information where it will be useful for future analyses, Marcel has noted a couple approaches. Would you please weigh in over the next couple days on which approach you prefer?
Read: https://wikitech.wikimedia.org/wiki/Analytics/EventLogging_Sanitization_vs_A...
Then comment: https://wikitech.wikimedia.org/wiki/Talk:Analytics/EventLogging_Sanitization...
Thanks! -Adam