Bonjour,
Une proposition !?
Cdlt.
let
Source = Excel.CurrentWorkbook(){[Name="Tableau1"]}[Content],
GroupedRows = Table.Group(Source, {"PAYS", "VILLE"}, {{"QTTE", each List.Sum([QTTE]), type number}}),
FilteredRows = Table.SelectRows(GroupedRows, each ([VILLE] = "PARIS")),
Source2 = Source,
FilteredRows2 = Table.SelectRows(Source2, each ([VILLE] <> "PARIS")),
Final = Table.Combine({FilteredRows,FilteredRows2})
in
Final