Good info. Did percona fix the load nulls ticket?

(LOAD DATA INFILE has this ticket from 2006, that,sometime during the 2000's was converted to a feature request

http://bugs.mysql.com/bug.php?id=23212

I think that's why my load does

    FIELDS ESCAPED BY '\\'

but it's been so long i can't remember (at this point a lot fo folks would mention Postgres, but i'll refrain