public void Test()
{
//creamos la conexion y seleccionamos la base de datos
var client = new MongoClient("mongodb://localhost:27017");
MongoServer server = client.GetServer();
MongoDatabase database = server.GetDatabase("testdb");
MongoCollection<Person> collection = database.GetCollection<Person>("persons");
collection.RemoveAll();
//creamos un objeto persona
var p = new Person {Age = 25, Name = "person Name", Cars=1,Childs = new List<Child>()};
p.Childs.Add(new Child {Name = "child 1", Age = 12});
p.Childs.Add(new Child {Name = "child 2", Age = 16});
//lo guardamos
var result = collection.Save(p);
if (result.HasLastErrorMessage) throw new Exception(result.ErrorMessage);
p = collection.FindOne();
Console.WriteLine();
Console.WriteLine(p.ToJson());
//modificamos el objeto y lo enviamos entero
p.Name = "person Name 2";
p.Age = 35;
p.Tags = new List<string>() {"A","B"};
p.Childs[0].Age = 5;
result = collection.Save(p);
if (result.HasLastErrorMessage) throw new Exception(result.ErrorMessage);
p = collection.FindOne();
Console.WriteLine();
Console.WriteLine(p.ToJson());
//le modificamos el nombre y la edad
collection.Update(Query.EQ("_id", p.Id), Update<Person>.Set(x=>x.Name, "Name2").Inc(x=>x.Age, 1));
p = collection.FindOne();
Console.WriteLine();
Console.WriteLine(p.ToJson());
//le anyadimos un hijo a los que tengan 37 años
collection.Update(Query.EQ("Age", 36), Update.PushWrapped("Childs", new Child {Name = "child 3", Age = 3}),
UpdateFlags.Multi);
p = collection.FindOne();
Console.WriteLine();
Console.WriteLine(p.ToJson());
}
public void Test()
{
//creamos la conexion y seleccionamos la base de datos
var client = new MongoClient("mongodb://localhost:27017");
var server = client.GetServer();
var database = server.GetDatabase("testdb");
var collection = database.GetCollection<Person>("persons");
collection.RemoveAll();
//Creamos datos
var r = new Random();
string[] names = { "Juan", "Antonio", "Pedro", "Maria", "Jordi", "Mario" };
string[] apellidos = { "Gomez", "Perez" };
for (int i = 1; i < 100; i++)
{
string apellido = apellidos[r.Next(0, 1)];
//creamos un objeto persona
var p = new Person { Age = r.Next(25, 55), Name = names[r.Next(0, 4)] + " " + apellido, Childs = new List<Child>(), Tags = new List<string>() {"A","B"}};
p.Childs.Add(new Child { Name = names[r.Next(0, 4)] + " " + apellido, Age = r.Next(1, 12) });
p.Childs.Add(new Child { Name = names[r.Next(0, 4)] + " " + apellido, Age = r.Next(1, 12) });
//lo guardamos
collection.Insert(p);
}
Console.WriteLine("Cuantas personas de cada Nombre hay");
var operations = new[]{
new BsonDocument {
{
"$group", new BsonDocument{ { "_id" , "$Name" } , {"Total" , new BsonDocument{ {"$sum",1} } } }
}
}
};
var result = collection.Aggregate(operations);
foreach (var document in result.ResultDocuments)
{
Console.WriteLine(document.ToJson());
}
Console.WriteLine();
Console.WriteLine("Años Sumados de todas las personas x nombre");
operations = new[]{
new BsonDocument {
{
"$group", new BsonDocument{ { "_id" , "$Name" } , {"Total" , new BsonDocument{ {"$sum","$Age"} } } }
}
}
};
result = collection.Aggregate(operations);
foreach (var document in result.ResultDocuments)
{
Console.WriteLine(document.ToJson());
}
Console.WriteLine();
Console.WriteLine("Cuantos hay y las edades unicas con edad >=40 y con hijos edad >= 4");
string nameFilter = "Juan Gomez";
operations = new[]{
new BsonDocument{
{
"$match" , new BsonDocument
{
{"Age" , new BsonDocument{ {"$gte" , 40} } },
{"Childs.Age" , new BsonDocument{ {"$gte" , 4} } }
}
}
},
new BsonDocument {
{
"$group", new BsonDocument{ { "_id" , "$Name" } , {"Total" , new BsonDocument{ {"$sum",1} } },
new BsonDocument("UniqueAges" , new BsonDocument( "$addToSet" , "$Age" )) }
}
},
new BsonDocument("$sort" , new BsonDocument( "Total" , -1 )),
new BsonDocument{
{
"$project", new BsonDocument{ {"_id",1}, {"Total",1},{"UniqueAges",1} }
}
},
new BsonDocument("$match" , new BsonDocument( "Total" , new BsonDocument{ {"$gte" , 10} } )),
//new BsonDocument("$unwind" , "$UniqueAges")
};
result = collection.Aggregate(operations);
foreach (var document in result.ResultDocuments)
{
Console.WriteLine(document.ToJson());
}
}
public void Test()
{
//creamos la conexion y seleccionamos la base de datos
var client = new MongoClient("mongodb://localhost:27017");
var server = client.GetServer();
var database = server.GetDatabase("testdb");
var collection = database.GetCollection<Person>("persons");
collection.Drop();
//Creamos datos
var r = new Random();
string[] names = {"Juan", "Antonio", "Pedro", "Maria", "Jordi", "Mario"};
string[] apellidos = {"Gomez","Perez"};
var personsToInsert = new List<Person>();
for(int i=1; i < 100; i++)
{
string apellido = apellidos[r.Next(0, 1)];
//creamos un objeto persona
var p = new Person { Age = r.Next(25, 55), Name = names[r.Next(0,4)] + " " + apellido, Childs = new List<Child>() };
p.Childs.Add(new Child { Name = names[r.Next(0,4)] + " " + apellido, Age = r.Next(1, 12) });
p.Childs.Add(new Child { Name = names[r.Next(0,4)] + " " + apellido, Age = r.Next(1, 12) });
personsToInsert.Add(p);
}
//Insertamos en Bach
collection.InsertBatch(personsToInsert);
Console.WriteLine("All person");
var persons = collection.FindAll();
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
Console.WriteLine();
Console.WriteLine("Personas con age = 25 sin key");
persons = collection.Find(Query<Person>.EQ(p=>p.Age, 25));
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
Console.WriteLine();
Console.WriteLine("Personas con age = 25 con key");
collection.EnsureIndex("Age");
persons = collection.Find(Query.EQ("Age", 25));
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
Console.WriteLine();
Console.WriteLine("Personas con age = 25 o = 26 que se llamen Juan");
persons = collection.Find(Query.And(Query.Or(Query.EQ("Age", 25), Query.EQ("Age", 26)),Query.Matches("Name",new BsonRegularExpression("Juan"))));
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
Console.WriteLine();
Console.WriteLine("Personas con age >= 30 y <= 40 ordenado por age");
persons = collection.Find(Query.And(Query.GTE("Age", 30),Query.LTE("Age",40))).SetSortOrder("Age");
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
Console.WriteLine();
Console.WriteLine("Personas con age = 30 y con child age = 5 ordenado por age");
persons = collection.Find(Query.And(Query.EQ("Age", 30), Query.EQ("Childs.Age", 5))).SetSortOrder("Age");
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
Console.WriteLine();
Console.WriteLine("Personas con Childs age = 5, solo devolvemos el campo childs");
persons = collection.Find(Query.EQ("Childs.Age", 5)).SetFields("Childs");
Console.WriteLine("Explain: " + persons.Explain().ToJson());
foreach (Person person in persons)
{
Console.WriteLine(person.ToJson());
}
}
