experimental.first() function
experimental.first() is subject to change at any time.
experimental.first() returns the first record with a non-null value in the _value column
for each input table.
experimental.first() drops empty tables.
Function type signature
(<-tables: stream[{A with _value: B}]) => stream[{A with _value: B}]
For more information, see Function type signatures.
Parameters
tables
Input data. Default is piped-forward data (<-).
Examples
Return the first non-null value in each input table
import "experimental"
import "sampledata"
sampledata.int(includeNull: true)
|> experimental.first()
Was this page helpful?
Thank you for your feedback!
Support and feedback
Thank you for being part of our community! We welcome and encourage your feedback and bug reports for Flux and this documentation. To find support, use the following resources:
Customers with an annual or support contract can contact InfluxData Support. Customers using a trial license can email trial@influxdata.com for assistance.