我已经创建了一个具有两个值的小测量。influx -precision rfc3339 -database数据域
SELECT "compression_factor" FROM "DD123" WHERE time <= now()
name: DD123
time compression_factor
---- ------------------
2021-02-21T09:22:26.4883418Z 14
2021-02-21T09:23:04.5294275Z 12Granfana查询为
request:Object
method:"GET"
url:"api/datasources/proxy/2/query"
params:Object
db:"DELL"
q:"SELECT mean("compression_factor") FROM "DD123" WHERE time >= 1613895541854ms and time <= 1613902741854ms GROUP BY time(1m) fill(null)"
epoch:"ms"
data:null
precision:"ms"
hideFromInspector:false
response:Object
results:Array[1]
0:Object但是图表什么也没显示?没有数据!!为什么?
发布于 2021-02-22 00:54:35
数据源是错误的数据库。当grafana调查DB Dell时,数据位于DB datadomain中。因此,选择正确的数据源!
https://stackoverflow.com/questions/66301081
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