Monthly Archives: July 2012

Tableau Dashboard size for ipad

2012-07-21T13:38:40+00:00July 21st, 2012|Tableau, Tableau Server|

Recently I've been experimenting in Tableau with dashboard sizes for the ipad. I prefer to set it up landscape viewing and found the optimal size is 1020 x 610 pixels, this more or less seems the perfect size to fill the full screen and remove the need for scrolling.

Tableau Extracts are Slow to Refresh on the Server

2020-03-05T16:32:34+00:00July 19th, 2012|Tableau, Tableau Server|

On many occasions I have found Tableau data extracts are slow to refresh on the Tableau Server. Especially when pulling from SQL Server – although I’m sure this happens with all data connections. I always used to put this down to the slow execution of the query. If it’s slow to run on the SQL [...]

Custom SQL data connections in Tableau

2020-03-05T16:40:09+00:00July 12th, 2012|Tableau|

Recently I have had to reshape text files using custom SQL in the data connection. Being reasonably competent in SQL I didn’t expect a problem. Unfortunately I was wrong. Tableau uses the MS Jet data engine which has slightly different syntax to standard SQL used in SQL server. For example when using the DATEADD function [...]