DB Exception: "Can't create/write to file '/tmp/#sql_5fb4_1.MAI' (Errcode: 28 "No space left on device")" in query ( SELECT category.*, count(DISTINCT product_link_category.product_id) as product_count FROM category LEFT JOIN product_link_category ON (category.id = product_link_category.category_id) GROUP BY category.id ORDER BY category.name ASC ) at /home/agsafe5/repositories/snowball/database/connection/DBBase.php (line 39)