Run daily to remove read posts older than 14 days

cleanup.sql

DELETE `posts`,`postmeta` FROM `posts` LEFT JOIN `postmeta` USING (`post_id`) 
	WHERE `postmeta_read` IS NULL OR
	(`postmeta_read`=b'10' 
	    AND `postmeta_liked`<1 
	    AND `postmeta_starred`<1 
	    AND `postmeta_shared`<1 
		AND DATEDIFF(CURDATE(),FROM_UNIXTIME(`posts`.`post_pubdate`)) > 14);
OPTIMIZE TABLE `posts`,`postmeta`;