how many aggregations should be added, the more the better?

ZengDingding 26 Reputation points


SQL Server Analysis Services
SQL Server Analysis Services
A Microsoft online analytical data engine used in decision support and business analytics, providing the analytical data for business reports and client applications such as Power BI, Excel, Reporting Services reports, and other data visualization tools.
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  1. Olaf Helper 25,906 Reputation points

    It's similar to indexes in relational databases, many indexes can (!) speed up queries, but slow down writes; in SSAS cube processing.
    See Aggregations and Aggregation Designs

  2. Seeya Xi-MSFT 12,821 Reputation points Microsoft Employee

    Hi @ZengDingding ,

    Everyone's situation is different and there is no way we can give the best advice. You can refer to my answer in this case.

    Best regards,

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