Answers for "alter table sql server add columns"

append column sql

ALTER TABLE table_name
ADD column_name datatype;

--example
ALTER TABLE Customers
ADD Email varchar(255);

Posted by: Guest on May-11-2020

modify column name in tsql

sp_rename 'table_name.old_column', 'new_name', 'COLUMN';

Posted by: Guest on May-08-2020

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