query.filterFields() function
query.filterFields() is experimental and subject to change at any time.
query.filterFields() filters input data by field.
Function type signature
(<-table: stream[{B with _field: A}], ?fields: [A]) => stream[{B with _field: A}] where A: Nullable
For more information, see Function type signatures.
Parameters
fields
Fields to filter by. Default is [].
table
Input data. Default is piped-forward data (<-).
Examples
Query specific fields from InfluxDB
import "experimental/query"
query.fromRange(bucket: "telegraf", start: -1h)
|> query.filterFields(fields: ["used_percent", "available_percent"])
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