Add column in sql

Sqlserver add column to table

ALTER TABLE dbo.doc_exa 
ADD column_b VARCHAR(20) NULL, 
	column_c INT NULL ;

Alter table add column

ALTER TABLE table
ADD COLUMN column VARCHAR (255) NOT NULL AFTER column;

Sql server alter column

ALTER TABLE table_name 
ALTER COLUMN column_name new_data_type(size);

Source: sqlservertutorial.net

Create column sql server

ALTER TABLE table_name
ADD column_name datatype;

Append column sql

ALTER TABLE table_name
ADD column_name datatype;--exampleALTER TABLE CustomersADD Email varchar(255);

Add column 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;

Similar codes

1 vote129 views1 answer
Function difference_in_hours(timestamp with time zone) does not exist
SQL
0 vote115 views1 answer
Cast float mysql
SQL
2 votes121 views1 answer
Mysql shell insert into
SQL
0 vote100 views1 answer
Increment id in mysql
SQL
0 vote109 views1 answer
Print boolean in plsql
SQL
14 votes113 views1 answer
Oracle new column
SQL
0 vote62 views0 answer
SQL
0 vote128 views1 answer
Sql server create constraint
SQL
0 vote111 views1 answer
How to update sql server version
SQL
0 vote104 views1 answer
Case when with count and combining similar values in sql
SQL