Even if escaped, a tag vaulue can't end in a backslash \
So, sending this:
h2o,city=EastCalifornia,location=a\\,region=asdf water_level=20.0 2
Results in an error:
HTTP status code: 400; Message: unable to parse 'h2o,city=EastCalifornia,location=a\\,region=asdf water_level=20.0 20': invalid tag format
Even if escaped, a tag vaulue can't end in a backslash
\
So, sending this:
h2o,city=EastCalifornia,location=a\\,region=asdf water_level=20.0 2
Results in an error:
HTTP status code: 400; Message: unable to parse 'h2o,city=EastCalifornia,location=a\\,region=asdf water_level=20.0 20': invalid tag format
This was already mentioned in an earlier version of the docs, see https://github.com/influxdata/docs.influxdata.com-ARCHIVE/issues/2676, but was removed at a later point, without the restriction being removed.
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