openvk/install/sqls/00021-image-sizes.sql

ALTER TABLE `photos` ROW_FORMAT=COMPRESSED;
ALTER TABLE `photos` ADD COLUMN `sizes` VARBINARY(486) NULL DEFAULT NULL AFTER `hash`;
ALTER TABLE `photos` ADD COLUMN `width` SMALLINT UNSIGNED NULL DEFAULT NULL AFTER `sizes`, ADD COLUMN `height` SMALLINT UNSIGNED NULL DEFAULT NULL AFTER `sizes`;