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A comment on InfluxDB 1.1: 60% performance increase and new query functionality. Parent comment
http://www.regular-expressions.info/email.html
> Don't go overboard in trying to eliminate invalid email addresses with your regular expression. The reason is that you don't really know whether an address is valid until you try to send an email to it. And even that might not be enough.
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http://www.regular-expressions.info/email.html
> Don't go overboard in trying to eliminate invalid email addresses with your regular expression. The reason is that you don't really know whether an address is valid until you try to send an email to it. And even that might not be enough.