/SQL/Mysql query add column with default string value

Mysql query add column with default string 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 vote144 views4 answers
How to drop all tables in sql
SQL
23 votes145 views6 answers
Create table sql server
SQL
0 vote261 views1 answer
Android sqlite add column if not exists
SQL
1 vote173 views1 answer
Mysql default port
SQL
0 vote143 views1 answer
Convert .mdf to .bak
SQL
0 vote158 views1 answer
Zsh-syntax-highlighting zsh-autosuggestions
SQL
0 vote189 views1 answer
Updating database in sql
SQL
8 votes132 views3 answers
Postgresql connection string c#
SQL
0 vote169 views1 answer
Insert output identity
SQL
0 vote187 views1 answer
MySQL update with subquery
SQL