static void TestAggregate2(Sequoiadb sdb)
{
var cs = sdb.GetCollecitonSpace("dbo");
DBCollection coll = null;
if (cs.IsCollectionExist("t2"))
{
coll = cs.GetCollection("t2");
}
else
{
coll = cs.CreateCollection("t2");
}
String[] command = new String[2];
command[0] = "{$match:{status:\"A\"}}";
command[1] = "{$group:{_id:\"$cust_id\",amount:{\"$sum\":\"$amount\"},cust_id:{\"$first\":\"$cust_id\"}}}";
String[] record = new String[4];
record[0] = "{cust_id:\"A123\",amount:500,status:\"A\"}";
record[1] = "{cust_id:\"A123\",amount:250,status:\"A\"}";
record[2] = "{cust_id:\"B212\",amount:200,status:\"A\"}";
record[3] = "{cust_id:\"A123\",amount:300,status:\"D\"}";
// insert record into database
for (int i = 0; i < record.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(record[i]);
Console.WriteLine("Record is: " + obj.ToString());
coll.Insert(obj);
}
List <BsonDocument> list = new List <BsonDocument>();
for (int i = 0; i < command.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(command[i]);
list.Add(obj);
}
DBCursor cursor = coll.Aggregate(list);
int count = 0;
while (null != cursor.Next())
{
Console.WriteLine("Result is: " + cursor.Current().ToString());
String str = cursor.Current().ToString();
count++;
}
}
public void AggregateTest()
{
String[] command = new String[2];
command[0] = "{$match:{status:\"A\"}}";
command[1] = "{$group:{_id:\"$cust_id\",total:{$sum:\"$amount\"}}}";
String[] record = new String[4];
record[0] = "{cust_id:\"A123\",amount:500,status:\"A\"}";
record[1] = "{cust_id:\"A123\",amount:250,status:\"A\"}";
record[2] = "{cust_id:\"B212\",amount:200,status:\"A\"}";
record[3] = "{cust_id:\"A123\",amount:300,status:\"D\"}";
// insert record into database
for (int i = 0; i < record.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(record[i]);
Console.WriteLine("Record is: " + obj.ToString());
coll.Insert(obj);
}
List <BsonDocument> list = new List <BsonDocument>();
for (int i = 0; i < command.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(command[i]);
list.Add(obj);
}
DBCursor cursor = coll.Aggregate(list);
int count = 0;
while (null != cursor.Next())
{
Console.WriteLine("Result is: " + cursor.Current().ToString());
String str = cursor.Current().ToString();
count++;
}
Assert.IsTrue(2 == count);
}
public static void Main(string[] args)
{
if (args.Length != 1)
{
Console.WriteLine("Please give the database server address <IP:Port>");
Environment.Exit(0);
}
// The database server address
string sdbIP = args[0];
// The collection space name
string csName = "sample";
// The collection name
string cName = "sample";
Sequoiadb sdb = new Sequoiadb(sdbIP);
// connect
Common.Connect(sdb);
CollectionSpace cs = Common.GetCollecitonSpace(sdb, csName);
DBCollection coll = Common.GetColleciton(cs, cName);
// delete all records from the collection
BsonDocument bson = new BsonDocument();
Common.DeleteRecords(coll, bson, bson);
String[] command = new String[2];
command[0] = "{$match:{status:\"A\"}}";
command[1] = "{$group:{_id:\"$cust_id\",amount:{\"$sum\":\"$amount\"},cust_id:{\"$first\":\"$cust_id\"}}}";
String[] record = new String[4];
record[0] = "{cust_id:\"A123\",amount:500,status:\"A\"}";
record[1] = "{cust_id:\"A123\",amount:250,status:\"A\"}";
record[2] = "{cust_id:\"B212\",amount:200,status:\"A\"}";
record[3] = "{cust_id:\"A123\",amount:300,status:\"D\"}";
// insert record into database
for (int i = 0; i < record.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(record[i]);
Console.WriteLine("Record is: " + obj.ToString());
coll.Insert(obj);
}
List <BsonDocument> list = new List <BsonDocument>();
for (int i = 0; i < command.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(command[i]);
list.Add(obj);
}
DBCursor cursor = coll.Aggregate(list);
int count = 0;
while (null != cursor.Next())
{
Console.WriteLine("Result is: " + cursor.Current().ToString());
String str = cursor.Current().ToString();
count++;
}
Common.Disconnect(sdb);
}
static void TestAggregate5(Sequoiadb sdb)
{
// The collection space name
string csName = "sample";
// The collection name
string cName = "sample";
// connect
CollectionSpace cs;
if (sdb.IsCollectionSpaceExist(csName))
{
cs = sdb.GetCollecitonSpace(csName);
}
else
{
cs = sdb.CreateCollectionSpace(csName);
}
DBCollection coll = null;
if (cs.IsCollectionExist(cName))
{
coll = cs.GetCollection(cName);
}
else
{
coll = cs.CreateCollection(cName);
}
// delete all records from the collection
BsonDocument bson = new BsonDocument();
coll.Delete(bson);
String[] command = new String[2];
command[0] = "{$match:{status:\"A\"}}";
command[1] = "{$group:{_id:\"$cust_id\",amount:{\"$sum\":\"$amount\"},cust_id:{\"$first\":\"$cust_id\"}}}";
String[] record = new String[4];
record[0] = "{cust_id:\"A123\",amount:500,status:\"A\"}";
record[1] = "{cust_id:\"A123\",amount:250,status:\"A\"}";
record[2] = "{cust_id:\"B212\",amount:200,status:\"A\"}";
record[3] = "{cust_id:\"A123\",amount:300,status:\"D\"}";
// insert record into database
for (int i = 0; i < record.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(record[i]);
Console.WriteLine("Record is: " + obj.ToString());
coll.Insert(obj);
}
List <BsonDocument> list = new List <BsonDocument>();
for (int i = 0; i < command.Length; i++)
{
BsonDocument obj = new BsonDocument();
obj = BsonDocument.Parse(command[i]);
list.Add(obj);
}
DBCursor cursor = coll.Aggregate(list);
int count = 0;
while (null != cursor.Next())
{
Console.WriteLine("Result is: " + cursor.Current().ToString());
String str = cursor.Current().ToString();
count++;
}
System.Console.ReadLine();
}