1055 Expression #2 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'or038387_bsdnaen.pov.products_options_values_sort_order' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by
in:
[SELECT count(DISTINCT p2a.products_id) as quantity, po.products_options_name, pov.products_options_values_name, SUM(IF(p2a.products_id IN(4246,3729,3725,4037,4103,4167,4165,4245,4348,4572,4624), 1, 0)) as flag FROM products_attributes p2a JOIN products_options po ON p2a.options_id = po.products_options_id JOIN products_options_values pov ON p2a.options_values_id = pov.products_options_values_id WHERE po.products_options_id>2 and p2a.products_id IN (3725,3729,4037,4103,4165,4167,4245,4246,4348,4572,4624) GROUP BY po.products_options_name, pov.products_options_values_name ORDER BY po.products_options_name, pov.products_options_values_sort_order]