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KnutErlandBrun's avatar
KnutErlandBrun
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7 years ago
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Power Query: How to get a Dynamics 365 pick list

Problem: In Dynamics 365, pick list values are stored in a separate table. When you access a table through a reporting system like Power BI, you will not get the values of the pick list, only the id...
  • KnutErlandBrun's avatar
    7 years ago

    Solution:

    After a tip fro a colleague, which is a Dynamics 365 developer, I decided to try accessing the pick list directly as a web data source rather than a Odata feed. The trick is to go straight to the pick list using the web API for dynamics. The following string was provided in the URL-field: 

    https://[myCompany].crm4.dynamics.com/api/data/v9.0/EntityDefinitions(LogicalName='[myTable]')/Attributes(LogicalName='[myPickList]')/Microsoft.Dynamics.CRM.PicklistAttributeMetadata?$select=LogicalName&$expand=GlobalOptionSet($select=Options)

    Some more navigational steps where needed to get to the list it self. Below is the entire M-code. Replace [myCompany], [myTable] and [myPickList] with your own. You will probably be asked for login method and credentials after applying this.

     

    let
      Source=Json.Document(Web.Contents("https://[myCompany].crm4.dynamics.com/api/data/v9.0/EntityDefinitions(LogicalName='[myTable]')/Attributes(LogicalName='[myPickList]')/Microsoft.Dynamics.CRM.PicklistAttributeMetadata?$select=LogicalName&$expand=GlobalOptionSet($select=Options)")),
      GlobalOptionSet = Source[GlobalOptionSet],
      Options = GlobalOptionSet[Options],
      #"ToTable" = Table.FromList(Options, Splitter.SplitByNothing(), null, null, ExtraValues.Error),
      #"Expand Column1" = Table.ExpandRecordColumn(#"ToTable", "Column1", {"Value", "Color", "IsManaged", "ExternalValue", "ParentValues", "MetadataId", "HasChanged", "Label", "Description"}, {"Column1.Value", "Column1.Color", "Column1.IsManaged", "Column1.ExternalValue", "Column1.ParentValues", "Column1.MetadataId", "Column1.HasChanged", "Column1.Label", "Column1.Description"}),
      #"Expand Column1.Label" = Table.ExpandRecordColumn(#"Expand Column1", "Column1.Label", {"LocalizedLabels"}, {"LocalizedLabels"}),
      #"Expand LocalizedLabels" = Table.ExpandListColumn(#"Expand Column1.Label", "LocalizedLabels"),
      #"Expand LocalizedLabels1" = Table.ExpandRecordColumn(#"Expand LocalizedLabels", "LocalizedLabels", {"Label"}, {"Label"}),
      #"Remove other columns" = Table.SelectColumns(#"Expand LocalizedLabels1",{"Label", "Column1.Value"})
    
    in
      #"Remove other columns"