sql add columns code example

Example 1: sql add column

ALTER TABLE Customers
ADD Email varchar(255);

Example 2: add column to table sql

ALTER TABLE table_name ADD column_name varchar(50);

Example 3: alter table add column

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

Example 4: create column sql server

ALTER TABLE table_name
ADD column_name datatype;

Example 5: Add a new column into table

ALTER TABLE table ADD [COLUMN] column_name;