Refreshing External Tables Automatically

Event notifications for cloud storage can trigger refreshes of the external table metadata or add or drop file references.

The following table indicates which cloud storage services are supported for automatically refreshing external table metadata to your Snowflake account, based on the cloud platform that hosts your account:

Snowflake Account Host

Amazon S3

Google Cloud Storage

Microsoft Azure Blob storage

Microsoft Data Lake Storage Gen2

Microsoft Azure General-purpose v2

Amazon Web Services

Google Cloud Platform

Microsoft Azure

As the table indicates, cross-cloud support is currently only available to accounts hosted on Amazon Web Services.

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