new_org
/
team-learning-sql
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Update Task04：集合运算.md

This commit is contained in:
mba1398 2021-09-24 20:45:20 +08:00 committed by GitHub
parent cfb30b21fa
commit b320883124
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Task04：集合运算.md
View File

@ -140,7 +140,7 @@ SELECT *
UNION ALL
SELECT *
FROM Product
WHERE sale_price > 1.5 * purchase_price
WHERE sale_price < 1.5 * purchase_price
```
### 4.1.2.4 [扩展阅读]bag 模型与 set 模型