Answers for "alter table in mysql"

SQL

add column in mysq

ALTER TABLE Table_name
ADD Email varchar(255);

Posted by: Guest on March-10-2020

alter table add column

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

Posted by: Guest on April-08-2020

alter table add column

ALTER TABLE table_name 
ADD column_name datatype;

Posted by: Guest on July-08-2020

mysql alter table add column

ALTER TABLE table
  ADD [COLUMN] column_name column_definition
  [FIRST|AFTER existing_column];

Posted by: Guest on July-21-2020

Source

alter table mysql

ALTER TABLE contacts
  ADD last_name varchar(40) NOT NULL
    AFTER contact_id,
  ADD first_name varchar(35) NULL
    AFTER last_name;

Posted by: Guest on April-14-2020

Source

alter table query in mysql

ALTER TABLE `employees`CHANGE `emp_id` `emp_id` int(11) NULL;

Posted by: Guest on June-10-2021

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