I have a table in my database which stores logs. The log files are timestamped with second accuracy and store the values of various sensors and their source:
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve thi开发者_开发技巧s question? Add details and clarify the problem by editing this pos
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers.
Closed. This question is opinion-based. It is not currently accepting answers. 开发者_如何学JAVA
加载中,请稍侯......