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InfluxDB: fix numeric aliases in queries (#41531) (#41587)

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* influxdb: alerting: handle out-of-range numeric aliases

* influxdb: updated documentation

(cherry picked from commit eb47a58029)

Co-authored-by: Gábor Farkas <gabor.farkas@gmail.com>
This commit is contained in:
Grot (@grafanabot)
2021-11-11 09:48:58 +01:00
committed by GitHub
co-authored by Gábor Farkas
parent 3110e11330
commit ec8e606de0
3 changed files with 12 additions and 1 deletions
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docs/sources/datasources/influxdb/_index.md
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@@ -120,6 +120,7 @@ You can switch to raw query mode by clicking hamburger icon and then `Switch edi
- $m = replaced with measurement name
- $measurement = replaced with measurement name
- $1 - $9 = replaced with part of measurement name (if you separate your measurement name with dots)
- $col = replaced with column name
- $tag_exampletag = replaced with the value of the `exampletag` tag. The syntax is `$tag*yourTagName`(must start with`$tag*`). To use your tag as an alias in the ALIAS BY field then the tag must be used to group by in the query.
- You can also use [[tag_hostname]] pattern replacement syntax. For example, in the ALIAS BY field using this text `Host: [[tag_hostname]]` would substitute in the `hostname` tag value for each legend value and an example legend value would be: `Host: server1`.