Database Upgrade Required

# These SQL queries will be executed: 
ALTER TABLE `piwi_log_visit` MODIFY COLUMN `visitor_count_visits` INT(11) UNSIGNED NOT NULL DEFAULT 0, MODIFY COLUMN `visit_total_interactions` MEDIUMINT UNSIGNED DEFAULT 0, MODIFY COLUMN `referer_name` VARCHAR(255) NULL, MODIFY COLUMN `referer_url` VARCHAR(1500) NULL, MODIFY COLUMN `config_browser_name` VARCHAR(40) NULL, ADD COLUMN `config_client_type` TINYINT( 1 ) NULL DEFAULT NULL, MODIFY COLUMN `location_region` char(3) DEFAULT NULL, MODIFY COLUMN `location_region` char(3) DEFAULT NULL;
ALTER TABLE `piwi_log_conversion` MODIFY COLUMN `visitor_count_visits` INT(11) UNSIGNED NOT NULL DEFAULT 0, MODIFY COLUMN `referer_name` VARCHAR(255) NULL, ADD COLUMN `config_browser_name` VARCHAR(40) NULL, ADD COLUMN `config_client_type` TINYINT( 1 ) NULL DEFAULT NULL, MODIFY COLUMN `location_region` char(3) DEFAULT NULL, MODIFY COLUMN `location_region` char(3) DEFAULT NULL;
ALTER TABLE `piwi_log_link_visit_action` ADD COLUMN `idaction_product_cat` INT(10) UNSIGNED NULL, ADD COLUMN `idaction_product_cat2` INT(10) UNSIGNED NULL, ADD COLUMN `idaction_product_cat3` INT(10) UNSIGNED NULL, ADD COLUMN `idaction_product_cat4` INT(10) UNSIGNED NULL, ADD COLUMN `idaction_product_cat5` INT(10) UNSIGNED NULL, ADD COLUMN `idaction_product_name` INT(10) UNSIGNED NULL, ADD COLUMN `product_price` DOUBLE NULL, ADD COLUMN `idaction_product_sku` INT(10) UNSIGNED NULL;