How BigQuery external table works?

How BigQuery external table works?

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To directly query a Cloud Storage external data source, provide the Cloud Storage URI path to your data and create a table that references the data source. The table used to reference the Cloud Storage data source can be a permanent table or a temporary table.

gs://[BUCKET]/my/object/name

Which is achieving through selecting External Table ‘Yes’ and provide the Cloud Storage source URI path which is referencing external table. This option is given at design level.

 

RE: How BigQuery external table works?

Expert Answered on July 16, 2019.
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