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<?php
if(!defined('INSTALLER_RUN')) die('Patch update file access violation.');
class upd_0094 extends installer_patch_update {
public function onBeforeSQL() {
global $inst;
// Remove any duplicate mail_forwardings prior to adding unique key
$inst->db->query("DELETE FROM mail_forwarding WHERE forwarding_id IN (SELECT forwarding_id FROM (SELECT forwarding_id, COUNT(source) AS source_count FROM mail_forwarding GROUP BY source HAVING source_count > 1) as t1)");
}
}