WebSep 20, 2024 · At least via Chronograf it appears that every value is returned as stand-alone and can be addressed via _field for field name and _value for the actual value. This gets me to: from (bucket: "test/autogen") > range (start: MyStartTime, stop: MyEndTime) > filter (fn: (r) => r._measurement == "test" ) > filter (fn: (r) => r._field == "a" ) WebWith Flux, regular expressions are primarily used for evaluation logic in predicate functions for things such as filtering rows, dropping and keeping columns, state detection, etc. This …
Grafana Influxdb time query with comparison from field in the …
WebInfluxQL (Influx Query Language), the InfluxDB v 1.x SQL Like language, is still supported in InfluxDB v2 for backward compatibility, but only for InfluxDB 1.x users with authentication migrated to InfluxDB v2. Flux is now the native language in InfluxDB v2. Flux language unifies queries and ETL processings (InfluxQL, TickScripts). WebUse filter() to query data based on fields, tags, or any other column value. filter() performs operations similar to the SELECT statement and the WHERE clause in InfluxQL and … philippines consulates in usa
InfluxDB Flux - Getting last and first values as a column
WebMay 7, 2015 · For fields where there exists at least one "invalid" value (for example, a negative size in bytes) you can create a query which allows you to find rows with missing data, without modifying the stored data. WebSep 9, 2024 · Flux output tables use a vertical (column-wise) data layout for fields. Note that the price and the volume fields are stored as two separate rows. To achieve the result you can use a function called v1.fieldsAsCols () to convert the table from a vertical layout back to the horizontal layout. WebAug 16, 2024 · Since we queried for two tag values, "coyote_creek" and "santa_monica", we will get two tables back. _measurement: the measurement for the data we queried for–"average_temperature" _field: the field key for the data we queried for–"degrees" _value: the field values for the data; _start: the start date of our query; _stop: the stop … philippines consulate in mumbai