関連ワード:  alter table modify multiple column sql server    alter table add multiple column sql server    alter table add more than one column sql server    alter table change multiple column type sql server    alter table add multiple column allow null sql server    alter table add column between two columns sql server    alter table add multiple columns if not exists sql server    alter table add multiple column with default value in sql server    sql server alter table modify multiple column size    alter table add multiple column at specific position in sql server  
結果 : alter table modify multiple column sql server