[英]transformation with order by in mule 4 with dataweave 2.0
我必須按 distanceInKm 按升序制作我的有效載荷數組。 這是有效載荷:
[{
"id": 1111,
"accountNumber": 17694838,
"pickup": {
"time": 1580637133000,
"distanceInKm": 4.3
}
},{
"id": 2222,
"accountNumber": 17694838,
"pickup": {
"time": 1580637133000,
"distanceInKm": 2.0
}
},{
"id": 3333,
"accountNumber": 17694838,
"pickup": {
"time": 1580637133000,
"distanceInKm": 4.3
}
},{
"id": 4444,
"accountNumber": 17694838,
"pickup": {
"time": 1580637133000,
"distanceInKm": 2.0
}}]
轉型:
%dw 2.0
output application/json
---
payload map (payload01, index) -> {
id: payload01.id,
Account: payload01.accountNumber,
pickup: {
time: payload01.pickup.time,
distance: payload01.pickup.distanceInKm
}
} orderBy (payload01.pickup.distanceInKm)
我正在做需要的轉換,之后我正在應用 orderBy 但這不起作用。 我可以進行哪些更改以使其按 distanceInKm 升序排列?
您可以將您的“地圖”包含在一個組中,以確保您訂購的內容已經是結果數組。 見下文。
(payload map (payload01, index) -> {
id: payload01.id,
Account: payload01.accountNumber,
pickup: {
time: payload01.pickup.time,
distance: payload01.pickup.distanceInKm
}
}) orderBy $.pickup.distance
這將導致按 distanceInKm 升序排列的數組。 如果你想要降序,那么你可以使用-$.pickup.distance
作為你的標准。
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