add column in sql
snippet in sql

sql add column

user9306

ALTER TABLE Customers
ADD Email varchar(255);

add column sql

user6992


  ALTER TABLE Customers
ADD Email varchar(255);
 

append column sql

user5150

ALTER TABLE table_name
ADD column_name datatype;

--example
ALTER TABLE Customers
ADD Email varchar(255);

sql server alter column

user5026

ALTER TABLE table_name 
ALTER COLUMN column_name new_data_type(size);

add column in sql

user3870

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;

sql alter column size

user9998

ALTER TABLE table_name
ALTER COLUMN column_name datatype;