/SQL/Mysql add column with default value

Mysql add column with default value

-- ALTER TABLE tbl_name ADD COLUMN column_name column_definition 
--		[FIRST|AFTER existing_column];
ALTER TABLE office ADD COLUMN phone VARCHAR(200) DEFAULT '000' AFTER name;
ALTER TABLE office ADD COLUMN flag INT(1) FIRST;
ALTER TABLE office ADD COLUMN last_col INT(2);	-- Last column is default position
-- ↓ Test it (Fiddle)

Source: sqlfiddle.com

Mysql add column default value

ALTER TABLE table1 ADD COLUMN foo INT DEFAULT 0;

Mysql query add column with default string value

ALTER TABLE `table_name` ADD COLUMN `new_column_name` VARCHAR(255)  DEFAULT "DEFUALT_VALUE" AFTER `COLUMN_NAME`;

Similar codes

1 vote339 views1 answer
Psql lst trigger
SQL
0 vote348 views1 answer
Generate random & unique mysql string
SQL
0 vote337 views2 answers
Timing sql queries
SQL
1 vote315 views1 answer
Mysql date diff in seconds
SQL
0 vote344 views1 answer
Example database query
SQL
3 votes352 views1 answer
Only join in sql
SQL
0 vote331 views1 answer
Having trouble running COUNT in my INSERT INTO statement
SQL
0 vote283 views1 answer
Import csv to mysql
SQL
0 vote337 views1 answer
Sql query to return field name of a table
SQL
1 vote330 views1 answer
Moodle query first user access
SQL