Tableau Conference 2018 – Custom Playlist Creator

Ok, you had a great time at TC18 and you just can’t stop raving about it with your co-workers, your co-workers want to learn too. But, they want to customize their experience and only watch relevant videos

Now, thanks to TC18 Custom Playlist creator, you can do that

filter the list to sessions you want to watch and you get a custom playlist

TC18_Custom_Playlist.gif

Can I use Tableau join culling instead of referential keys on the database?

Ok, I have been meaning to run a few tests with actual data to see if Tableau join culling feature

 

  • Whatever you can do in DB, do it in DB including performance optimizations. Tableau is great being able to overcome some of the DBA laziness (with features like Join culling) but it still won’t overcome everything
  • You must know Join Culling doesn’t always work such as in scenarios like outer joins, etc. (if you need a list of those, there are other blogs that cover that)
    • Now, also keep in mind that depending on how you build the Tableau model, you might get confused why it doesn’t always work even if it is all inner joins and even we have checked the “Assume Referential Integrity” dialog box
    • You should also understand that the SQL generation is also affected by the the order in which you bring the tables into the Tableau model

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