[manager,home]添加sqlserver关联文档，fix connection指标入库tdengine失败 (#41)

* [manager,home]添加sqlserver关联文档，fix connection指标入库tdengine失败

* [docs]文档更新

manager/src/main/resources/application.yml

@@ -27,8 +27,8 @@ spring:
       on-profile: prod
   datasource:
     driver-class-name: com.mysql.cj.jdbc.Driver
-    username: admin
-    password: admin
+    username: root
+    password: 123456
     url: jdbc:mysql://localhost:3306/hertzbeat?useUnicode=true&characterEncoding=utf-8&useSSL=false
     platform: mysql
     hikari:

manager/src/main/resources/define/app/sqlserver.yml

@@ -115,7 +115,7 @@ metrics:
     priority: 1
     fields:
       # 指标信息 包括 field名称   type字段类型:0-number数字,1-string字符串   instance是否为实例主键   unit:指标单位
-      - field: connection
+      - field: user_connection
         type: 0
         unit: 连接数
     protocol: jdbc
@@ -132,5 +132,5 @@ metrics:
       # SQL查询方式： oneRow, multiRow, columns
       queryType: oneRow
       # sql
-      sql: SELECT cntr_value as connection FROM sys.dm_os_performance_counters WHERE object_name = 'SQLServer:General Statistics' AND counter_name = 'User Connections';
+      sql: SELECT cntr_value as user_connection FROM sys.dm_os_performance_counters WHERE object_name = 'SQLServer:General Statistics' AND counter_name = 'User Connections';
       url: ^_^url^_^