The document structure is as follows
{
name: 4,
list: [{
id: "a",
date: 1504195200000,
other: "c"
},{
id: "b",
date: 1504195200000,
other: "c"
}]
}Matchingname,list[id]、list[date]To update only matcheslistOtherwise, create a document and add new values to thelistIn the array
Unfortunately, there is no way to do it yet.
upsertAn array element.This problem on StackoverflowWe discussed the same situation as you. Although it is aimed at 2.2, the problem is still the same.