𝕛𝕠𝕓.⠀⠀👩🏻🏫 중등 음악교사 𝕙𝕠𝕓.⠀ 🗣👂🏻👀🤳🏼🧳🏊🏻♀️🏃🏻♀️🎬🎧🍽🍻 𝕞𝕓𝕥𝕚.⠀ ᴇɴғᴊ-ᴛ
if the data has not been changed, no new rows will appear.