Once you start a pre-2020.2 workbook or data source in a 2020.2 type of Tableau, your computer data source will show up as a single reasonable table within the material making use of name “Migrated Data”. It is possible to rename the Migrated information table.
The original, denormalized information may have been initially created from just one or higher dining tables making use of joins and unions. When you open up the info origin in Tableau 2020.2, Tableau migrates the denormalized information design to a single sensible desk during the latest information design to make sure that your data and workbooks tend to be migrated without modifications.
Observe the real dining tables that define the solitary logical table, double-click that logical desk to start it in actual covering. You’ll see its main actual dining tables, such as joins and unions.
When you have present multi-table information sources defined using bodily layer joins, they are going to still work while they did before. It’s not necessary to change your databases. You can associate sensible dining tables your migrated table, but you cannot downgrade sensible dining tables.
You could consider switching your data source to make use of connections versus joins if you’d like to add more tables towards information design. This can require you to pull tables from real coating, and then include them to the logical layer.
Could I need a data source on Tableau machine or Tableau on http://datingranking.net/clover-review the web (version 2020.2 or later) in a previous version of Tableau Desktop (version 2020.1 or previous)?
Any time you make an effort to open a published databases or released workbook from Tableau servers or Tableau Online adaptation 2020.2 or later in an earlier version of Tableau desktop computer, any reasonable tables that have been connected with the source table in databases can be eliminated. Only the underlying dining table (one dining table included with that data source product) will remain.
- Tableau shows a caution that data source is from a more recent version of Tableau that is not compatible with the last type.
- Throughout the databases web page, only the underlying table will stay during the databases.
- Within the information pane in a Tableau pc worksheet, Tableau showcases errors (red exclamation things) near to impacted industries that aren’t a portion of the underlying desk.
- Tableau exhibits a caution your databases was from a more recent type of Tableau which is not suitable for the earlier variation.
- In facts pane in a Tableau desktop computer worksheet, Tableau shows an error (yellow exclamation point) adjacent to the selected data source and an email that the hookup must be upgraded. Mouse click program info to learn more concerning the error.
Can published facts supply become pertaining to both?
You simply can’t connect printed data sources together. But you can change and view the facts product for a published databases.
How do extracts work with associated reasonable dining tables?
Herb data is today accumulated considering logical tables (replaces the one desk choice) or real tables (changes the several Tables alternative). To learn more, discover build an extract.
Easily have to downgrade from 2020.2 to a past version, what the results are to interactions between logical tables?
Should you downgrade a 2020.2 workbook to a previous form of Tableau, any rational tables that have been connected with the basis table from inside the model are going to be removed from the info source. Just the underlying desk (1st desk added to that unit) will stay.
All sheets in workbook used areas from logical tables (non-root) be invalid, because their particular dining tables and fields happen taken out of the information design.