/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

0 vote199 views1 answer
Sqlite schema structure of a relational database
SQL
6 votes143 views1 answer
Postgres get size of database
SQL
0 vote154 views1 answer
Creating h2 database in relative directory eclopse
SQL
0 vote204 views1 answer
How to add auto increment primary key
SQL
-1 vote150 views2 answers
Import data from excel to sql server automatically
SQL
0 vote135 views2 answers
Sql drop view if exists
SQL
0 vote151 views2 answers
Dbms interview questions
SQL
0 vote160 views1 answer
Get created time of database psql 8
SQL
16 votes145 views3 answers
Update table from another table
SQL
0 vote155 views1 answer
Merge clause with inner join
SQL