Free Preparation Discussions
MENU
Tableau Exam TDA-C01 Topic 5 Question 39 Discussion
Topic #: 5
Open the link to Book1 found on the desktop. Open Disciplines worksheet.
Filter the table to show the Top 10 NOC based on the number of medals won.
To apply a custom data role to a field, you need to select the data type of the field and then choose the data role from the list of available roles. This will validate the values in the field against the data role and mark any invalid values with a red exclamation mark. To fix the invalid values, you can use the Group Values option and select the Spelling algorithm, which will group values that are close in spelling and replace them with the most frequent value in the group. This will help you standardize the values in the Material field and match them with the Role1 data role.Reference:The information is based on the following sources:
Use Data Roles to Validate your Data - Tableau
New in Tableau Prep: Automatically identify data quality issues with Data Roles
Lauran
27 days agoLeontine
28 days agoJanessa
1 days agoJosue
1 months agoCassie
3 days agoCathern
5 days agoMing
7 days agoHaydee
2 months agoWinfred
13 days agoOrville
15 days agoToi
1 months agoMarica
2 months agoJesse
4 days agoJillian
23 days agoAron
1 months agoDerick
1 months agoRenea
2 months agoLeonor
2 months agoMalcom
2 months ago