Fixed default value for backup_interval of mail_users.

install/sql/incremental/upd_0062.sql

@@ -10,5 +10,5 @@ CREATE TABLE `mail_backup` (
   PRIMARY KEY (`backup_id`)
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
 
-ALTER TABLE `mail_user` ADD `backup_interval` VARCHAR( 255 ) NOT NULL ;
+ALTER TABLE `mail_user` ADD `backup_interval` VARCHAR( 255 ) NOT NULL DEFAULT 'none';
 ALTER TABLE `mail_user` ADD `backup_copies` INT NOT NULL DEFAULT '1';

install/sql/ispconfig3.sql

@@ -918,7 +918,7 @@ CREATE TABLE `mail_user` (
   `disablelmtp` enum('n','y') NOT NULL default 'n',
   `disabledoveadm` enum('n','y') NOT NULL default 'n',
   `last_quota_notification` date NULL default NULL,
-  `backup_interval` VARCHAR( 255 ) NOT NULL,
+  `backup_interval` VARCHAR( 255 ) NOT NULL default 'none',
   `backup_copies` INT NOT NULL DEFAULT '1',
   PRIMARY KEY  (`mailuser_id`),
   KEY `server_id` (`server_id`,`email`),