Flow run failed in Tableau Prep with error: AqlProcessor evaluation failed

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Flow run failed in Tableau Prep with error: AqlProcessor evaluation failed

Published: 27 May 2022
Last Modified Date: 27 May 2022

Issue

The following error occurs when saving flow output data to external databases:

System error: AqlProcessor evaluation failed: Error replacing the data in table xxxxx. If there is an existing table, the data in that table will be deleted, but no data will be added to the existing table. Please contact the administrator.

Environment

Tableau Prep Builder
Amazon Redshift

Resolution

Grant the write permission for the account connecting to the external database.

Cause

Lack of permission to insert data into the external database.

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