下面的文档包含双嵌套数组格式。当“somekey”:“somevalue”和“company”:“company1”和“name”:“nandhi”时,我必须将“level”字段更新为“高级工程师”。
文件

    {
        "_id" : "777",
        "someKey" : "someValue",
        "someArray" : [
            {
                "Company" : "Company1",
                "someNestedArray" : [
                    {
                        "name" : "Nandhi",
                        "level" : "Junior Engineer"
                    },
                    {
                        "name" : "Rajan",
                        "level" : "Senio Engineer"
                    }
                ]
            }],
            {
                "Company" : "Company2",
                "someNestedArray" : [
                    {
                        "name" : "Nandhi",
                        "level" : "Junior Engineer"
                    },
                    {
                        "name" : "Rajan",
                        "level" : "Senio Engineer"
                    }
                ]
            }
        ]
    }

更新我尝试的查询
    db.Test123.updateOne(
    {"someKey" : "someValue","someArray.Company":"Company1"},
    {$set:{"someArray.$[someNestedArray].level":"Senior Developer"}},
    {arrayFilters:[{"someNestedArray.name":"Nandhi"}]}
    );

输出屏幕截图
mongodb - 更新双嵌套数组mongodb-LMLPHP
如您所见,modifiedCount返回0。请给我建议!

最佳答案

您需要为每个嵌套级别定义ArrayFilter,请尝试:

db.Test123.update(
    { "someKey" : "someValue" },
    { "$set": { "someArray.$[someArrayDoc].someNestedArray.$[someNestedArrayDoc].level": "Senior Developer" } },
    { arrayFilters: [ {"someArrayDoc.Company": "Company1"}, { "someNestedArrayDoc.name": "Nandhi" } ] }
)

10-06 15:01
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