.clear cluster cache external-artifacts command

Learn how to use the .clear cluster cache external-artifacts command to clear cached external-artifacts of language plugins.

Clears cached external-artifacts of language plugins.

This command is useful when you update external-artifact files stored in external storage, as the cache may retain the previous versions. In such scenarios, executing this command will clear the cache entries and ensure that subsequent queries run with the latest version of the artifacts.

Permissions

You must have at least Database Admin permissions to run this command.

Syntax

.clear cluster cache external-artifacts ( ArtifactURI [, … ] )

Parameters

Name	Type	Required	Description
ArtifactURI	`string`	✔️	The URI for the external-artifact to clear from the cache.

Returns

This command returns a table with the following columns:

Column	Type	Description
ExternalArtifactUri	`string`	The external artifact URI.
State	`string`	The result of the clear operation on the external artifact.

Example

.clear cluster cache external-artifacts ("https://kustoscriptsamples.blob.core.windows.net/samples/R/sample_script.r", "https://kustoscriptsamples.blob.core.windows.net/samples/python/sample_script.py")

ExternalArtifactUri	State
https://kustoscriptsamples.blob.core.windows.net/samples/R/sample_script.r	Cleared successfully on all nodes
https://kustoscriptsamples.blob.core.windows.net/samples/python/sample_script.py	Cleared successfully on all nodes

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