[英]MongoDB C# Array Filters for Complex Queries
我正在使用 MongoDB C#/.NET 驅動程序版本 2.11.5。 這是我的收藏結構。
集合名稱:部署
{
"_id" : ObjectId("60263b3279357e12775bfb21"),
"version" : "P3-V1.0",
"productId" : "6020f75d103d4895f12c88ec",
"hierarchy" : "6020f8ad103d4895f12c88ed",
"description" : "P3-T1-V1.0",
"policies" : [
{
"name" : "Policy-1",
"description" : "Policy-1",
"rules" : [
{
"subject" : "abc.def@xyz.com",
"status" : "InProgress",
"comments" : "",
"updatedBy" : "",
"approvalId" : "8f7c8767-6613-4aa2-9b87-7778a42512bd",
"requestDate" : ISODate("2021-02-12T08:29:32.000Z")
},
{
"subject" : "ghi.jkl@xyz.com",
"status" : "InProgress",
"comments" : "",
"updatedBy" : "",
"approvalId" : "9e7c8767-6613-4aa2-9b87-7778a42512ee",
"requestDate" : ISODate("2021-02-11T08:29:32.000Z")
}
]
},
{
"name" : "Policy-2",
"description" : "Policy-2",
"rules" : [
{
"subject" : "mno.pqr@xyz.com",
"status" : "InProgress",
"comments" : "",
"updatedBy" : "",
"approvalId" : "1a6c8767-6613-4aa2-9b87-7778a42512bd",
"requestDate" : ISODate("2021-02-12T08:29:32.000Z")
},
{
"subject" : "stu.vwx@xyz.com",
"status" : "InProgress",
"comments" : "",
"updatedBy" : "",
"approvalId" : "2z0c8767-6613-4aa2-9b87-7778a42512ee",
"requestDate" : ISODate("2021-02-11T08:29:32.000Z")
}
]
}
]
}
C# Class 名稱:
部署(有多個IList<Policy> Policies
)
政策(有多個IList<Rule> Rules
)
規則
在給定 Policy.Name(例如:Policy-1)和 Rule.subject(例如:abc.def@xyz.com)的情況下,更新規則中的狀態、評論和 updatedBy 字段的更新查詢是什么?
在給定 Policy.Name(例如:Policy-1)的情況下,在 Policy 中插入新規則 object 的插入查詢是什么?
謝謝你的幫助。
關於這個問題 -
使用 C# 查詢、過濾和更新 MongoDB 中的多層嵌套 arrays
我已經實施了以下內容,並且按預期工作。
var updateFilter = Builders<Deployment>.Filter.Eq(f => f.Id, deployment.Id);
var updateBuilder = Builders<Deployment>.Update
.Set("policies.$[i].rules.$[j].comments", rule.Comments)
.Set("policies.$[i].rules.$[j].completionDate", rule.CompletionDate)
.Set("policies.$[i].rules.$[j].status", Enum.GetName(rule.Status))
.Set("policies.$[i].rules.$[j].updatedBy", rule.UpdatedBy);
var arrayFilters = new List<ArrayFilterDefinition>()
{
new BsonDocumentArrayFilterDefinition<Policy>(new BsonDocument("i.name", policy.Name)),
new BsonDocumentArrayFilterDefinition<Rule>(new BsonDocument("j.subject", rule.Subject))
};
var updateOptions = new UpdateOptions()
{
ArrayFilters = arrayFilters
};
await _deploymentRepository.UpdateOneAsync(updateFilter, updateBuilder, updateOptions);
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