[influxdb] Add info that it's no good idea to override the item tag via metadata (#11316)

* add info that it's no good idea to override the item tag via metadata

closes #11288

Signed-off-by: Matthias Glaub <magl@magl.net>
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Matthias Glaub 2021-09-30 20:59:26 +02:00 committed by GitHub
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@ -93,6 +93,8 @@ temperature,item=tempBath,floor=firstfloor
You can now easily select all temperatures of the firstfloor or the average temperature of the groundfloor.
*Warning: Do **not** override the tag `item` within the metadata. This tag is used internally by openHAB and changing it will lead to problems querying the persisted datapoints.*
#### Extended automatic tagging
Besides the metadata tags, there are additional configuration parameters to activate different automatic tags generation.