how to attach another sqlite db to $dbh with Perl dbd-sqlite -

how attach several sqlite databases single $dbh in perl? in command line can attach in interactive sqlite3 rpel, how dbd-sqlite in perl?

sorry if has been answer here, perlmonks or similar not able find proper answer.

do executes arbitrary sql statements.

$dbh->do('attach foobar foobar'); 

foobar's tables queryable.