spca2014 asking questions the natural way using q & a rapp
TRANSCRIPT
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Power BI: Asking questions the natural way
using Q + A
Bjoern H Rapp
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About me
Business Developer at Steria Twitter: @bjoern_rapp
SharePoint MVP and MCT Blog: www.sharepointviking.com
10 + years in system dev Email: [email protected]
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AGENDA
• Power BI Primer
• Q & A
• Building Models
• Synonyms
• Behind the scenes
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My Goals for the session…not like this.
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but this……!! .
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POWER BI familiarity of Office and the power of the cloud
EXCEL 2013 POWER BI for Office 365
Discover Analyze Visualize Share Find Mobile
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Building Models - Modeling Tips
• Fixing Missing Relationships
• Renaming Tables and Columns
• Choose a default Field Set for each table
• Choose a default Label for each table
• Fix incorrect data types
• Mark year and id columns as “Do not Summarize”
• Choose a data category for each data and geo col
• Choose a sort by column for relevant column
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Building Models – Missing Relationships
POOR
BETTER
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Building Models – Renaming tables and columns
POOR
BETTER
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Building Models–Default field set for each table
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Building Models–Default label for each table
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Building Models – Fix incorrect data types
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Building Models – Do not summarize id and date columns
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Building Models – Choose a Data Category for each date and geography column
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Building Models – Choose a Sort By Column for relevant columns
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Building Models – Normalize your model
POOR
BETTER
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Synonyms
• Unique for Q + A
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Sharing Questions
• Sharing links• Featured Questions
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Behind the scenes – Choosing the best answer
Search for interpretations of questions
Score and select best interpretation
Select best visual
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“medal count by country for 2012”
Search for interpretations of questions
Score and select best interpretation
Select best visual
from Olympics.xlxsshow medal[medal count], medal[country]Where Olympics[year] = 2012
from Olympics.xlxsshow medal[medal count], Olympics[host country]where olympics[year] = 2012
from Sales.xlxsshow customer[country]where order[order year] = 2012
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“medal count by country for 2012”
Search for interpretations of questions
Score and select best interpretation
Select best visual
from Olympics.xlxsshow medal[medal count], medal[country]Where Olympics[year] = 2012
from Olympics.xlxsshow medal[medal count], Olympics[host country]where olympics[year] = 2012
from Sales.xlxsshow customer[country]where order[order year] = 2012
0.86
0.72
0.46
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1.
“medal count by country for 2012”
Search for interpretations of questions
Score and select best interpretation
Select best visual
from Olympics.xlxsshow medal[medal count], medal[country]Where Olympics[year] = 2012
from Olympics.xlxsshow medal[medal count], Olympics[host country]where olympics[year] = 2012
from Sales.xlxsshow customer[country]where order[order year] = 2012
0.86
0.72
0.46
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Influencing the best answer
Search for interpretations of questions
Score and select best interpretation
Select best visual
Data modeling,synonyms
Workbooks in site
Data modeling (data types, data categories)
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THANK YOU!