sql aggiungi colonna
ALTER TABLE Customers
ADD Email varchar(255);
modifica tabella aggiungi colonna
ALTER TABLE table
ADD COLUMN column VARCHAR (255) NOT NULL AFTER column;
modifica tabella aggiungi colonna
ALTER TABLE table_name
ADD column_name datatype;
aggiungi colonna in sql
ALTER TABLE `fb_banners`
ADD `city_id` BIGINT(20) UNSIGNED NULL DEFAULT NULL AFTER `BannerID`,
ADD INDEX `Foreign_city_id_banners` (`city_id`) USING BTREE,
ADD CONSTRAINT `Foreign_city_id_banners` FOREIGN KEY (`city_id`) REFERENCES `foodsafari`.`fb_cities` (`id`) ON UPDATE CASCADE ON DELETE CASCADE;
aggiungi colonna alla tabella sql
ALTER TABLE table_name ADD column_name varchar(50);
Aggiungere una nuova colonna nella tabella
ALTER TABLE table ADD [COLUMN] column_name;