Do I need to change my migrated repository to make use of affairs instead of joins?
As soon as you opened a pre-2020.2 workbook or data source in a 2020.2 form of Tableau, your data provider will show up as one sensible dining table inside material utilizing the identity “Migrated Data”. Possible rename the Migrated Data table.
Your own earliest, denormalized information may have been initially created from just one or higher tables utilizing joins and unions. Whenever you open the info resource in Tableau 2020.2, Tableau migrates the denormalized information unit to a single rational desk inside the brand new data model to ensure that your computer data and workbooks were migrated without modifications.
Observe the real tables that make up the solitary sensible table, double-click that rational desk to open up it inside the bodily covering. You’ll see their fundamental bodily dining tables, including joins and unions.
When you yourself have existing multi-table information sources described making use of actual level joins, they still work while they did before. It’s not necessary to improve your data source. You are able to relate reasonable dining tables your migrated dining table, however you cannot downgrade logical tables.
You could think about altering your repository to use interactions in the place of joins if you wish to add more tables to your facts unit. This will require that you pull tables from the bodily layer, right after which put these to the reasonable layer.
Can I use a repository on Tableau Server or Tableau using the internet (version 2020.2 or after) in an earlier version of Tableau Desktop (version 2020.1 or previous)?
If you attempt to opened a printed databases or published workbook from Tableau Server or Tableau using the internet type 2020.2 or later https://datingranking.net/flirt4free-review/ in a past type of Tableau desktop computer, any reasonable dining tables that were regarding the basis table in the repository is removed. Precisely the root desk (the very first table put into that databases model) will continue to be.
- Tableau showcases a warning your repository was from a newer form of Tableau which is not appropriate for the last variation.
- In the repository webpage, just the root table will continue to be in data source.
- When you look at the facts pane in a Tableau Desktop worksheet, Tableau shows problems (red-colored exclamation details) next to afflicted industries that aren’t the main underlying dining table.
- Tableau shows an alert the data source is from a more recent form of Tableau that is not compatible with the previous version.
- Within the facts pane in a Tableau desktop computer worksheet, Tableau showcases one (red exclamation aim) adjacent to the picked repository and an email your hookup needs to be up-to-date. Simply click tv show info for additional information concerning the error.
Can released data resources feel about each other?
It’s not possible to connect printed information means to each other. But you can change and look at the data product for a published data source.
Just how can components use related sensible dining tables?
Herb information is now saved based on logical tables (substitute the solitary desk solution) or real tables (replaces the Multiple Tables choice). For more information, see Create an extract.
If I want to downgrade from 2020.2 to a past adaptation, what will happen to affairs between reasonable dining tables?
If you downgrade a 2020.2 workbook to a previous version of Tableau, any logical tables that have been related to the root table inside the design shall be removed from the data source. Precisely the underlying dining table (initial table added to that design) will remain.
All sheets within the workbook put areas from reasonable tables (non-root) come to be incorrect, because her tables and industries being taken off the information product.
