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Fromit's avatar
Fromit
Regular Visitor
4 years ago

Selecting the last version

Good morning. I have a database with the issued offers, the keys of the records consist of the offer number and the version of the offer. Every time we generate an quotation it creates a record and...
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Vijay_A_Verma's avatar
Vijay_A_Verma
Most Valuable Professional
4 years ago

See the working here - Open a blank query - Home - Advanced Editor - Remove everything from there and paste the below code to test

let
    Source = Table.FromRows(Json.Document(Binary.Decompress(Binary.FromText("XY6xDcAgDAR3cU0DNo9TJmsg9l8DozgRuPgvXqeze6fMqJQoW1isbhrpX4tF1er5VjgrFTsMh0UizBZoZBcm573mZiCuS9x2b3OvXsdv6oZcXsOY", BinaryEncoding.Base64), Compression.Deflate)), let _t = ((type nullable text) meta [Serialized.Text = true]) in type table [Quotation = _t, Version = _t, #"Time Taken" = _t, Location = _t]),
    #"Changed Type" = Table.TransformColumnTypes(Source,{{"Quotation", Int64.Type}, {"Version", Int64.Type}}),
    BuffZipList = List.Zip({#"Changed Type"[Quotation],#"Changed Type"[Version]}),
    #"Added Custom" = Table.AddColumn(#"Changed Type", "Custom", each List.Max(List.Transform(List.Select(BuffZipList, (x)=>x{0}=[Quotation]), each _{1}))=[Version]),
    #"Filtered Rows" = Table.SelectRows(#"Added Custom", each ([Custom] = true)),
    #"Removed Columns" = Table.RemoveColumns(#"Filtered Rows",{"Custom"})
in
    #"Removed Columns"