1

これが私のドキュメントの外観です。

{
    ID: "XYZ",
    messages: [
        {
            ID: "AAA",
            text: "this is a message"
        },
        {
            ID: "BBB",
            text: "this is a message"
        },
        {
            ID: "CCC",
            text: "this is a message"
        },
        {
            ID: "DDD",
            text: "this is a message"
        },
        {
            ID: "EEE",
            text: "this is a message"
        },
        {
            ID: "FFF",
            text: "this is a message"
        },
        {
            ID: "GGG",
            text: "this is a message"
        }
    ]
}

そして、たとえばからCCCへのメッセージを集約して取得したいFFF

{
    ID: "XYZ",
    messages: [
        {
            ID: "CCC",
            text: "this is a message"
        },
        {
            ID: "DDD",
            text: "this is a message"
        },
        {
            ID: "EEE",
            text: "this is a message"
        },
        {
            ID: "FFF",
            text: "this is a message"
        }

    ]
}

では、これはどのように可能ですか?

4

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