Updated Canal Admin QuickStart (markdown)

Canal-Admin-QuickStart.md

@@ -42,18 +42,20 @@ spring:
     time-zone: GMT+8
 
 spring.datasource:
-  # 修改MySQL元数据库的地址、账号、密码等
-  url: jdbc:mysql://127.0.0.1:3306/canal_manager?useUnicode=true&characterEncoding=UTF-8&useSSL=false
+  address: 127.0.0.1:3306
+  database: canal_manager
   username: canal
   password: canal
   driver-class-name: com.mysql.jdbc.Driver
+  url: jdbc:mysql://${spring.datasource.address}/${spring.datasource.database}?useUnicode=true&characterEncoding=UTF-8&useSSL=false
   hikari:
-    maximum-pool-size: 10
+    maximum-pool-size: 30
     minimum-idle: 1
 
 canal:
   adminUser: admin
   adminPasswd: admin
+
 ```
 
 4. 初始化元数据库