From 7ccc9b82729ab2c95ed2e2bec9de1278fa9e3aff Mon Sep 17 00:00:00 2001
From: mba1398 <26516464+mba1398@users.noreply.github.com>
Date: Sun, 26 May 2024 14:25:11 +0800
Subject: [PATCH] Optimization

---
 ch03:复杂一点的查询.md | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/ch03:复杂一点的查询.md b/ch03:复杂一点的查询.md
index 6324642..76e3e1b 100644
--- a/ch03:复杂一点的查询.md
+++ b/ch03:复杂一点的查询.md
@@ -218,6 +218,21 @@ DROP VIEW productsum;
 ```
 如果我们继续操作这个视图的话就会提示当前操作的内容不存在。
 
+### 3.1.8 查看视图
+
+可以通过如下命令查看 `shop` 数据库下所有视图
+
+```sql
+USE shop;
+SHOW TABLE STATUS WHERE COMMENT = 'view'
+```
+或者
+```sql
+SELECT * FROM
+information_schema.views 
+WHERE TABLE_SCHEMA = 'shop'
+```
+
 ## 3.2 子查询
 
 我们先来看一个语句