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Update mongodb

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sunkaixuan 2025-05-01 14:33:38 +08:00
parent e24acf4fce
commit ac88ba26f6
2 changed files with 71 additions and 2 deletions
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65
Src/Asp.NetCore2/MongoDb.Ado.data/MongoDbCommand.cs
View File

@ -4,6 +4,8 @@ using System.Data;
using MongoDB.Bson;
using MongoDB.Driver;
using System.Linq;
using MongoDB.Bson.Serialization;
using System.Collections.Generic;
namespace MongoDb.Ado.data
{
@ -58,12 +60,71 @@ namespace MongoDb.Ado.data
if (operation == "insert")
{
// 处理插入操作
var doc = BsonDocument.Parse(json);
collection.InsertOne(doc);
return 1;
return 1; // 返回插入成功的文档数
}
if (operation == "insertmany")
{
// 处理插入多条记录操作
var documents = BsonSerializer.Deserialize<List<BsonDocument>>(json); // 假设 json 是包含多个文档的数组
collection.InsertMany(documents);
return documents.Count; // 返回插入成功的文档数
}
if (operation == "update")
{
// 处理更新操作
var updateCommand = BsonDocument.Parse(json);
var filter = updateCommand["filter"].AsBsonDocument;
var update = updateCommand["update"].AsBsonDocument;
var options = updateCommand.Contains("options") ? updateCommand["options"].AsBsonDocument : null;
var updateResult = collection.UpdateOne(filter, update); // 单个更新
return (int)updateResult.ModifiedCount; // 返回修改的文档数
}
throw new NotSupportedException("只支持 insert 操作。");
if (operation == "updatemany")
{
// 处理更新多个文档操作
var updateCommand = BsonDocument.Parse(json);
var filter = updateCommand["filter"].AsBsonDocument;
var update = updateCommand["update"].AsBsonDocument;
var options = updateCommand.Contains("options") ? updateCommand["options"].AsBsonDocument : null;
var updateResult = collection.UpdateMany(filter, update); // 多个更新
return (int)updateResult.ModifiedCount; // 返回修改的文档数
}
if (operation == "delete")
{
// 处理删除单个文档操作
var deleteCommand = BsonDocument.Parse(json);
var filter = deleteCommand["filter"].AsBsonDocument;
var deleteResult = collection.DeleteOne(filter); // 单个删除
return (int)deleteResult.DeletedCount; // 返回删除的文档数
}
if (operation == "deletemany")
{
// 处理删除多个文档操作
var deleteCommand = BsonDocument.Parse(json);
var filter = deleteCommand["filter"].AsBsonDocument;
var deleteResult = collection.DeleteMany(filter); // 多个删除
return (int)deleteResult.DeletedCount; // 返回删除的文档数
}
if (operation == "find")
{
// 处理查询操作，查询并返回 0
var filter = string.IsNullOrWhiteSpace(json) ? FilterDefinition<BsonDocument>.Empty : BsonDocument.Parse(json);
var document = collection.Find(filter).FirstOrDefault(); // 查询操作
return 0; // 返回 0，表示查询操作已执行，且没有对数据库做更改
}
throw new NotSupportedException("不支持此操作类型。");
}
public override object ExecuteScalar()

8
Src/Asp.NetCore2/MongoDbTest/AdoTest.cs
View File

@ -44,6 +44,14 @@ namespace MongoDbTest
var value=mongoDbCommand.ExecuteScalar();
connection.Close();
}
//ExecuteNonQuery
{
var connection = new MongoDbConnection(DbHelper.SqlSugarConnectionString);
connection.Open();
MongoDbCommand mongoDbCommand = new MongoDbCommand(" insertMany b [{ name: \"John\", age: 31 }, { name: \"Alice\", age: 25 }, { name: \"Bob\", age: 30 } ] ", connection);
var value = mongoDbCommand.ExecuteNonQuery();
connection.Close();
}
}
private static void MongoDbConnectionTest()