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How can I optimize resulting Excel file size and memory used for data import?
The Great PowerPivot FAQ
: How can I optimize resulting Excel file size and memory used for data import?
Title
How can I optimize resulting Excel file size and memory used for data import?
Answer
First of all, reduce the number of columns skipping data that are not useful for analysis. Consider cardinality of columns (high cardinality are more expensive) and consider reducing the number of digits of calculated columns when you have a large amount of rows imported.
A more detailed guid is available here:
http://sqlblog.com/blogs/marco_russo/archive/2010/01/26/memory-considerations-about-powerpivot-for-excel.aspx
Client/Server
Client
Topic
E - Importing Data
Purpose
Information
Answered?
Yes
Contributor
Marco Russo
Título
De que maneira posso otimizar o tamanho do arquivo do Excel resultante e a memória usada para a importação dos dados?
Resposta
Primeiro de tudo, reduza o número de colunas removendo as que voc6e não utilizará para a análise. Considere a cardinalidade das colunas (cardnalidade alta é mais custoso) e considere diminuir o número de dígitos das colunas calculadas quando você possui um grande número de linhas importadas.
Um guia mais detalhado pode ser encontrado aqui (em inglês):
http://sqlblog.com/blogs/marco_russo/archive/2010/01/26/memory-considerations-about-powerpivot-for-excel.aspx
Frage
Wie kann ich die Dateigrössen und Hauptspeichernutzung von PowerPivot optimieren?
Antwort
preRTM
Attachments
Created at 1/25/2010 9:02 PM by Marco Russo
Last modified at 4/23/2010 1:19 PM by Jochen Juelke
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