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learn-build-service-prod merged 5 commits into from
Sep 19, 2025
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Repo sync for protected branch #2738

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shanisolomon Sep 19, 2025
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shanisolomon Sep 19, 2025
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Merge pull request #7117 from shanisolomon/maxAgeOverride
prmerger-automator[bot] Sep 19, 2025
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Merge pull request #7118 from MicrosoftDocs/main
learn-build-service-prod[bot] Sep 19, 2025
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Merging changes synced from https://github.com/MicrosoftDocs/dataexpl…
Sep 19, 2025
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2 changes: 2 additions & 0 deletions data-explorer/kusto/query/external-table-function.md
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Expand Up @@ -30,6 +30,8 @@ To accelerate queries over external delta tables, see [Query acceleration policy
|--|--|--|--|
| *TableName* | `string` | :heavy_check_mark: | The name of the external table being queried. Must reference an external table of kind `blob`, `adl`, or `sql`.|
| *MappingName* | `string` | | A name of a mapping object that maps fields in the external data shards to columns output.|
| *MaxAgeOverride* | `TimeSpan` | | When [Query Acceleration Policy](../management/query-acceleration-policy.md) is enabled, override the policy's [MaxAge](../management/alter-query-acceleration-policy-command.md) property for this query. If you use this property, the external table returns accelerated data if the last index refresh time is greater than @now - MaxAgeOverride. Minimum: 1s|


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