ALTER TABLE `irefs_refs` CHANGE `reference_form_id` `reference_form_id` INT(9) NULL DEFAULT '1';
ALTER TABLE `reference_verifications` CHANGE `reference_form_id` `reference_form_id` INT(10) NULL DEFAULT '1';
ALTER TABLE `irefs_refs` ADD `updated_at` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP AFTER `reference_form_id`, ADD `updated_by` INT NOT NULL AFTER `updated_at`;