LOAD CSV
     FROM INLINE
     INTO postgresql:///pgloader?public.header

     WITH truncate,
          fields terminated by ',',
          csv header

   BEFORE LOAD DO
    $$ drop table if exists header; $$,
    $$ CREATE TABLE header
       (
          somefields     text,
          rekplcode      text,
          "repl$grpid"   text,
          "repl$id"      text,
          another        text,
          fields         text
       )
    $$;


somefields,reklpcode,repl$grpid,repl$id,another,fields
a,b,c,d,e,f
foo,bar,baz,quux,foobar,fizzbuzz