Which job type has the fastest execution priority in Tableau?

In Tableau, subscriptions are given the fastest execution priority because they are designed to deliver reports and dashboards automatically to users at specified times. The purpose of subscriptions is to ensure that users have timely access to important data without needing to manually refresh or query it themselves. This means that Tableau prioritizes the execution of subscription jobs to meet the scheduled timing of deliveries, ensuring that users receive their updates without delay.

Full refresh and incremental refresh jobs are mainly focused on data extraction and updating data sources. While both are essential processes in maintaining data accuracy, they typically occur in the background and may have dependencies that influence their execution time. Full refresh jobs involve reloading all data from the source, while incremental refresh jobs update only the changed data. These usually take longer and might not have the same urgency as delivering reports through subscriptions.

Scheduled tasks, while also important, often cover a broader range of activities, including extracts and data refreshes. They may not be time-sensitive in the same way that subscriptions are designed to be, further reinforcing why subscriptions have higher priority.

This prioritization reflects the importance of delivering timely insights to users, which is a key aspect of effective data-driven decision-making within an organization.