content/flux/v0/stdlib/pagerduty/dedupkey.md
pagerduty.dedupKey() uses the group key of an input table to generate and store a
deduplication key in the _pagerdutyDedupKeycolumn.
The function sorts, newline-concatenates, SHA256-hashes, and hex-encodes the
group key to create a unique deduplication key for each input table.
(<-tables: stream[A], ?exclude: [string]) => stream[{A with _pagerdutyDedupKey: string}]
{{% caption %}} For more information, see Function type signatures. {{% /caption %}}
Group key columns to exclude when generating the deduplication key. Default is ["_start", "_stop", "_level"].
Input data. Default is piped-forward data (<-).
import "pagerduty"
import "sampledata"
sampledata.int()
|> pagerduty.dedupKey()
{{< expand-wrapper >}} {{% expand "View example input and output" %}}
| _time | _value | *tag |
|---|---|---|
| 2021-01-01T00:00:00Z | -2 | t1 |
| 2021-01-01T00:00:10Z | 10 | t1 |
| 2021-01-01T00:00:20Z | 7 | t1 |
| 2021-01-01T00:00:30Z | 17 | t1 |
| 2021-01-01T00:00:40Z | 15 | t1 |
| 2021-01-01T00:00:50Z | 4 | t1 |
| _time | _value | *tag |
|---|---|---|
| 2021-01-01T00:00:00Z | 19 | t2 |
| 2021-01-01T00:00:10Z | 4 | t2 |
| 2021-01-01T00:00:20Z | -3 | t2 |
| 2021-01-01T00:00:30Z | 19 | t2 |
| 2021-01-01T00:00:40Z | 13 | t2 |
| 2021-01-01T00:00:50Z | 1 | t2 |
| _time | _value | *tag | _pagerdutyDedupKey |
|---|---|---|---|
| 2021-01-01T00:00:00Z | -2 | t1 | 18fae60f7253ebb11c5cc79e69037f0320fec216b1be0c101a5575086a3ebd08 |
| 2021-01-01T00:00:10Z | 10 | t1 | 18fae60f7253ebb11c5cc79e69037f0320fec216b1be0c101a5575086a3ebd08 |
| 2021-01-01T00:00:20Z | 7 | t1 | 18fae60f7253ebb11c5cc79e69037f0320fec216b1be0c101a5575086a3ebd08 |
| 2021-01-01T00:00:30Z | 17 | t1 | 18fae60f7253ebb11c5cc79e69037f0320fec216b1be0c101a5575086a3ebd08 |
| 2021-01-01T00:00:40Z | 15 | t1 | 18fae60f7253ebb11c5cc79e69037f0320fec216b1be0c101a5575086a3ebd08 |
| 2021-01-01T00:00:50Z | 4 | t1 | 18fae60f7253ebb11c5cc79e69037f0320fec216b1be0c101a5575086a3ebd08 |
| _time | _value | *tag | _pagerdutyDedupKey |
|---|---|---|---|
| 2021-01-01T00:00:00Z | 19 | t2 | e137b67e3ecac75539ab3f0c139e421433c389c7a9932a878aff5405712dc384 |
| 2021-01-01T00:00:10Z | 4 | t2 | e137b67e3ecac75539ab3f0c139e421433c389c7a9932a878aff5405712dc384 |
| 2021-01-01T00:00:20Z | -3 | t2 | e137b67e3ecac75539ab3f0c139e421433c389c7a9932a878aff5405712dc384 |
| 2021-01-01T00:00:30Z | 19 | t2 | e137b67e3ecac75539ab3f0c139e421433c389c7a9932a878aff5405712dc384 |
| 2021-01-01T00:00:40Z | 13 | t2 | e137b67e3ecac75539ab3f0c139e421433c389c7a9932a878aff5405712dc384 |
| 2021-01-01T00:00:50Z | 1 | t2 | e137b67e3ecac75539ab3f0c139e421433c389c7a9932a878aff5405712dc384 |
{{% /expand %}} {{< /expand-wrapper >}}