获得安全上下文我得到的错误 org.springframework.scheduling.support.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task.
java.lang.SecurityException: No security context bound to the curren
寻求在JPQL中执行可能的子选择。我使用SQL频繁,希望这样进行查询: Select ((Select SUM(e.hours.hours) from app$Time e
where e.type = 'Purchased')
-
(Select SUM(f.hours.hours) from app$Time f
where f.type = 'Used'))
我还没有看到JPQL