In the first blog post about reporting with OData, we discovered how to get project data with the standard projectdata feed. We used an URL like https://contoso.sharepoint.com/sites/pwa/_api/projectdata/[en-us] to receive all enterprise custom fields without any filtering. It is a very simple approach to build a list or some graphics, but the performance isn’t good enough for productive environments, especially with time phased data. For this reason some adjustments are necessary, to request just the respective data that you really need in your report. We’ll check out how to do that in this article.

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