just guessing, did you try
group_by => [ 'me.quantity' ]
On 2017-10-10 13:20, Vladimir Melnik wrote:
> Dear colleagues,
>
> Here's a little snippet of the code:
> $resultset
> ->search(undef, { group_by => [ qw(quantity) ] })
> ->count;
>
> It produces the following exception:
> DBI Exception: DBD::mysql::st execute failed: Duplicate column name
> 'quantity' [for Statement "SELECT COUNT( * ) FROM (SELECT me.id,
> me.valid_from, me.valid_till, me.removed, me.provisioning_agreement_id,
> me.resource_piece_id, me.service_type_id, me.service_level_id, me.quantity,
> me.quantity FROM provisioning_obligation me GROUP BY quantity) me"] at
> /home/mmkeeper/perl5/perlbrew/perls/perl-5.24.0/lib/site_perl/5.24.0/DBIx/Class/Schema.pm
> line 1118.
>
> What is the best way to avoid that?
>
> Thanks in advance!
>
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