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new 5d37d9f9d8 Add docs to metric spec for auto compaction (#12415)
5d37d9f9d8 is described below
commit 5d37d9f9d81cfc1d30c4f5f542fd264964cddd33
Author: Maytas Monsereenusorn <[email protected]>
AuthorDate: Wed Apr 13 13:27:00 2022 -0700
Add docs to metric spec for auto compaction (#12415)
* add docs
* Update docs/configuration/index.md
Co-authored-by: Victoria Lim <[email protected]>
* Update index.md
* Update docs/configuration/index.md
Co-authored-by: Victoria Lim <[email protected]>
Co-authored-by: Victoria Lim <[email protected]>
---
docs/configuration/index.md | 1 +
1 file changed, 1 insertion(+)
diff --git a/docs/configuration/index.md b/docs/configuration/index.md
index dfc7f17baf..f4c268ae9d 100644
--- a/docs/configuration/index.md
+++ b/docs/configuration/index.md
@@ -970,6 +970,7 @@ A description of the compaction config is:
|`granularitySpec`|Custom `granularitySpec`. See [Automatic compaction
granularitySpec](#automatic-compaction-granularityspec)|No|
|`dimensionsSpec`|Custom `dimensionsSpec`. See [Automatic compaction
dimensionsSpec](#automatic-compaction-dimensions-spec)|No|
|`transformSpec`|Custom `transformSpec`. See [Automatic compaction
transformSpec](#automatic-compaction-transform-spec)|No|
+|`metricsSpec`|Custom
[`metricsSpec`](../ingestion/ingestion-spec.md#metricsspec). The compaction
task preserves any existing metrics regardless of whether `metricsSpec` is
specified. If `metricsSpec` is specified, Druid does not reapply any
aggregators matching the metric names specified in `metricsSpec` to rows that
already have the associated metrics. For rows that do not already have the
metric specified in `metricsSpec`, Druid applies the metric aggregator on the
source column, then [...]
|`ioConfig`|IO config for compaction tasks. See below [Compaction Task
IOConfig](#automatic-compaction-ioconfig).|no|
An example of compaction config is:
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