{"type":"rich","version":"1.0","description":"資料庫正規化範式（1NF、2NF、3NF、BCNF、4NF）","title":"資料庫正規化範式","width":720,"html":"<iframe src=\"https://arcade.padlet.com/embed/zVKZRm7mKm\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","height":480,"provider_name":"Padlet Arcade","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1783989658445&hashid=zVKZRm7mKm","provider_url":"https://arcade.padlet.com"}