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hnguyen76's avatar
hnguyen76
Resolver II
3 years ago
Solved

Create an array from table (Power Query)

Hi guys!   I'm attempting to create an array that has one single input to one single output coming from a table. I currently have a table with multiple columns and I want to map two columns togethe...
Need Help
  • artemus's avatar
    artemus
    3 years ago

    Here is a modified version of your query that does this.

    let
    Source = Table.FromRows(Json.Document(Binary.Decompress(Binary.FromText("LYu3DcAwDMB+0ezBXfaYXl4w/P8bYQANBMiBY0gQJwsE72W6IRFfIVonfINknfEdsnXBDyjWFT+hWit+gVo3/IZm3fEHunXwxPsPqjLnBw==", BinaryEncoding.Base64), Compression.Deflate)), let _t = ((type nullable text) meta [Serialized.Text = true]) in type table [Column1 = _t, Column2 = _t, Column3 = _t]),
    ToRecords = Table.ToRecords(Source),
    Custom1 = List.Accumulate(ToRecords, [], (current, next) => Record.AddField(current, next[Column2], next[Column3]))
in
    Custom1
artemus's avatar
artemus
Microsoft Employee
3 years ago

Here is a modified version of your query that does this.

let
    Source = Table.FromRows(Json.Document(Binary.Decompress(Binary.FromText("LYu3DcAwDMB+0ezBXfaYXl4w/P8bYQANBMiBY0gQJwsE72W6IRFfIVonfINknfEdsnXBDyjWFT+hWit+gVo3/IZm3fEHunXwxPsPqjLnBw==", BinaryEncoding.Base64), Compression.Deflate)), let _t = ((type nullable text) meta [Serialized.Text = true]) in type table [Column1 = _t, Column2 = _t, Column3 = _t]),
    ToRecords = Table.ToRecords(Source),
    Custom1 = List.Accumulate(ToRecords, [], (current, next) => Record.AddField(current, next[Column2], next[Column3]))
in
    Custom1
  • hnguyen76's avatar
    hnguyen76
    Resolver II
    3 years ago

    artemus Thank you! I attempted to use List.Accumulate but failed lol. This is working perfectly! Cheers!