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Displaying posts with tag: timer_start (reset)
Time in Performance Schema

I've seen questions like this:
"Is there a way to know when (date and time) the last statement captured in ... was actually ran?"more than once in some discussions (and customer issues) related to Performance Schema. I've seen answers provided by my colleagues and me after some limited testing. I've also noticed statements that it may not be possible.

Indeed, examples of wall clock date and time in the output of queries from the performance_schema are rare (and usually come from tables in the information_schemasys.format_time() function converts time to a nice, human readable format, but it still remains relative - it is not a date and time when something recorded in performance_schema happened.

In this post I'd like to document the answer I've seen and …

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