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

0 vote35 views1 answer
Mysql zerofill
SQL
1 vote41 views1 answer
Liquibase alter column type / length
SQL
0 vote26 views1 answer
Sql remove decimal places
SQL
4 votes29 views4 answers
Date less than in sql
SQL
1 vote34 views1 answer
Change default maximum runtime mariadb from phpmyadmin
SQL
0 vote35 views1 answer
Insert set mysql
SQL
2 votes31 views1 answer
Postgresql left join distinct on
SQL
0 vote27 views1 answer
Create sql table from script inline primary key constraint
SQL
0 vote34 views1 answer
Postgresql where clause not working
SQL
2 votes31 views2 answers
Create empty table from existing table
SQL