promql.labelReplace() function
promql.labelReplace() implements functionality equivalent to
PromQL’s label_replace() function.
Important: The internal/promql package is not meant for external use.
Function type signature
(
<-tables: stream[{A with _value: float}],
destination: string,
regex: string,
replacement: string,
source: string,
) => stream[{B with _value: float}]
For more information, see Function type signatures.
Parameters
tables
Input data. Default is piped-forward data (<-).
source
(Required) Input label.
destination
(Required) Output label.
regex
(Required) Pattern as a regex string.
replacement
(Required) Replacement value.
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