خطأ فى قاعدة بيانات ووردبريس: [Unknown column 'pn.mail_to_default' in 'field list']SELECT
n.*, pn.title, pn.text, pn.tooltip, pn.text_format, pn.use_short_url, pn.icon_image, pn.profile_name, pn.mail_to_default
FROM `wp_supsystic_ss_projects` AS p
LEFT JOIN `wp_supsystic_ss_project_networks` AS pn
ON p.id = pn.project_id
LEFT JOIN `wp_supsystic_ss_networks` AS n
ON pn.network_id = n.id
WHERE p.id = 2
ORDER BY pn.position ASC
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