add columns in sql table code example
Example 1: sql add column
ALTER TABLE Customers
ADD Email varchar(255);
Example 2: sql server alter column
ALTER TABLE table_name
ALTER COLUMN column_name new_data_type(size);
Example 3: create column sql server
ALTER TABLE table_name
ADD column_name datatype;
Example 4: add new column in table
ALTER TABLE vendors
ADD COLUMN phone VARCHAR(15) AFTER name;
Code language: SQL (Structured Query Language) (sql)