異常

Could not get JDBC Connection; nested exception is org.apache.tomcat.jdbc.pool.PoolExhaustedException: [XNIO-2 task-6] Timeout: Pool empty. Unable to fetch a connection in 30 seconds, none available[size:100; busy:100; idle:0; lastwait:30000

修改配置

spring:datasource:url: "jdbc:mysql://localhost:3306/spring_ddd"driverClassName: com.mysql.jdbc.Driverusername: "root"password: ""# Number of ms to wait before throwing an exception if no connection is available.tomcat:max-wait: 10000# Maximum number of active connections that can be allocated from this pool at the same time.max-active: 200validation-query: "SELECT 1"test-on-borrow: trueinitial-size: 1

doc

• Working with SQL databases

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