Whenever you open a pre-2020.2 workbook or repository in a 2020.2 type of Tableau, your computer data origin can look as just one reasonable desk during the canvas together with the name “Migrated Data”. You can easily rename the Migrated information dining table.
The initial, denormalized information was initially created from one or more dining tables making use of joins and unions. Whenever you opened the info supply in Tableau 2020.2, Tableau migrates the denormalized data model to just one reasonable desk for the brand-new information unit to ensure that your data and workbooks are moved without adjustment.
Observe the bodily dining tables that comprise the solitary logical dining table, double-click that reasonable dining table to start they from inside the actual layer. You’ll see the main bodily dining tables, including joins and unions.
If you have existing multi-table facts means defined using bodily layer joins, they are going to still work because they did earlier. It’s not necessary to improve your databases. You are able to associate rational dining tables towards migrated dining table, however are unable to downgrade reasonable dining tables.
You could consider modifying you data source to utilize interactions versus joins if you’d like to increase the amount of tables towards facts design. This can need you to remove tables from actual level, after which incorporate them to the reasonable level.
Is it possible to need a databases on Tableau Server or Tableau on line (version 2020.2 or later on) in a past type of Tableau Desktop (version 2020.1 or prior)?
Should you attempt to opened a posted repository or posted workbook from Tableau servers or Tableau on line type 2020.2 or afterwards in an earlier form of Tableau pc, any logical dining tables that were pertaining to the basis desk for the data source shall be got rid of. Just the underlying desk (the very first desk added to that data source model) will remain.
- Tableau exhibits a warning that the repository is from a more recent form of Tableau that is not suitable for the prior adaptation.
- About repository webpage, precisely the root table will stay for the repository.
- Inside
the information pane in a Tableau desktop computer worksheet, Tableau displays errors (purple exclamation points) next to stricken sphere that aren’t a portion of the root desk.
- Tableau shows a caution that the data source is from a more recent form of Tableau which is not compatible with the earlier type.
- When you look at the facts pane in a Tableau pc worksheet, Tableau exhibits an error (red exclamation aim) near the chosen repository and a message your connection should be up-to-date. Simply click tv series info for more information regarding mistake.
Can printed data options end up being associated with each other?
You cannot connect posted information options to one another. But you can modify and look at the data product for a published databases.
How can components use relevant rational tables?
Herb information is now retained according to logical dining tables (changes the Single desk alternative) or real tables (substitute the numerous dining tables alternative). For additional information, discover generate an extract.
Basically should downgrade from 2020.2 to a previous adaptation, what the results are to interactions between reasonable tables?
Should you decide downgrade a 2020.2 workbook to a previous version of Tableau, any rational tables that were regarding the main dining table in product should be taken off the information origin. Just the root table (initial dining table included with that design) will stay.
All sheets inside workbook utilized fields from sensible tables (non-root) being invalid, because their dining tables and areas being removed from the data product.
