[Dbix-class] Newbie from SQL to DBIx

[Andreas Dafferner]

Am 08.03.2018 um 11:12 schrieb Will Crawford:

> It *is* a little hard to find, I guess, since the word "distinct" does 
> not appear in DBIx::Class::Manual::Features, and the explanation of 
> *distinct* in DBIx::Class::ResultSet only mentions `GROUP BY`.

the main problem is the part with

  left (col, (length(col) - 9)

Andreas