Redirecting you to https://pg-life.net/db/data-type/#:~:text=n%E3%81%8C%E4%BB%98%E3%81%8F%20nchar%20%E3%82%84,2%E3%83%90%E3%82%A4%E3%83%88%E3%81%AB%E3%81%AA%E3%82%8A%E3%81%BE%E3%81%99%E3%80%82