freeCodeCamp/curriculum/challenges/chinese-traditional/07-scientific-computing-wit.../python-for-everybody/relational-database-design.md

39 lines
412 B
Markdown

---
id: 5e7b9f180b6c005b0e76f08c
title: 關係數據庫設計
challengeType: 11
videoId: AqdfbrpkbHk
bilibiliIds:
aid: 504388066
bvid: BV1Qg411j742
cid: 377532216
dashedName: relational-database-design
---
# --question--
## --text--
對於一個字符串數據應該被保存在一個數據庫裏多少次,最佳實踐是什麼?
## --answers--
0
---
1
---
2
---
3
## --video-solution--
2