摘要：
若偶尔报错no operations allowed after connection closed
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
spring:
datasource:
# 数据源-1
primary:
url: jdbc:mysql://127.0.0.1:3306/test1?useSSL=false&autoReconnect=true&characterEncoding=utf8
driver-class-name: com.mysql.jdbc.Driver
username: root
password: root 阅读全文
