Officially supported C++ driver for MongoDB
The MongoDB C++ Driver is an officially supported driver for MongoDB. It is written in C++11. It wraps the MongoDB C Driver.
More information:
Questions tagged [mongo-cxx-driver]
259 questions
1
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1 answer
Create bsoncxx::builder::basic::document from a string?
Is there a way to create a bsoncxx::builder::basic::document from a std::string?
I know how to build a document using mongocxx functions such as make_document, kvp, make_array, as well as through the streaming functions.
But what I want to know is…
Caroline Beltran
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1
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0 answers
How to write a mongocxx query which have to retrieve the records between two time stamps?
I'm trying transalate below mongodb query into mongocxx query.
db.collection.find({'order_id':'O1-0705','timestamp':{'$gte':new Date('2019-07-15 21:30:15.932'),'$lte':new Date('2019-07-15 21:35:15.932')}})
Facing error while converting timestamp as…
Raamprasaadh
- 13
- 2
1
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2 answers
MongoDB error using transactions: Total size of all transaction operations must be less than 16793600. Actual size is 16793810: generic server error
I'm working with mongodb transactions in c++. The steps I’m performing are the following:
create session
create a bulk_write for this session, where I have
multiple inserts to a collection
start transaction
execute bulk_write
commit…
Federico Caccia
- 1,817
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1
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1 answer
Query a String Using Stream Builder
When attempting to query, a MongoDB Document containing a KVP:
"Cell_Lon": "-105.2"
I try to use a std::string Cell_Lon variable to perform findOne query using the bson streambuilder:
bsoncxx::stdx::optional…
Fishish
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1
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1 answer
Is there a way to add local bson documents to mongodb using mongocxx driver?
I have a few bson files which i need to insert into the mongodb using c++ code.
Is there any way to insert a bson document into mongodb using mongocxx driver?
I am using ubuntu, and all I could get was to manually create the document inside the…
Ionut Grad
- 11
- 1
1
vote
1 answer
Unset document element in Mongo CXX
I have a class that has a bsoncxx::document::view view as a private attribute, and a method that get a document from the Mongo database and save the result in the local bsoncxx::document::value value variable and then get the view from the…
user7075574
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0 answers
MongoDB C++ Driver (mongocxx) single unresolved external symbol (mongocxx::v_noabi::uri::k_default_uri) when running test after installation
For the past two days I have tried to build and test mongocxx on two different Windows 10 machines, one using VS2015 and the other using VS2017. The builds install without errors (though I had initial issues with ENABLE_EXTRA_ALIGNMENT). However,…
M H
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1 answer
How to compare the "_id" in mongodb via mongocxx?
I'm going to build a server, and i have a list containing a struct("_id" is in it), now i want to compare the _id between the exist one in mongodb and the one in instruct.
I've finished the code, and when it comes to compiling, there are two same…
林新年
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2 answers
bsoncxx - is there a way to iterate through documents in .bson dump file?
Similarly to how we construct bsoncxx::document::view objects from a buffer with a single binary document, is there a way to extract single documents from a collection in a .bson dump in this framework without having to load them into a DB?
i.e.…
Aleksandra Arsovski
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1
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0 answers
Edit a field value of a BSON document using Mongo C++ driver
I was attempted to update a few field values of a BSON document using the Mongo C++ driver, but it seems like my implementation using $set does not work properly.
mongo::BSONObj update(mongo::BSONObjBuilder b, mongo::BSONObj bson, int
value)
{
…
Ben
- 15
- 3
1
vote
1 answer
MongoC++ driver BSON construction: stream-based vs. string parsing based. Which one has better performance?
The MongoDB C++ driver allows two ways (among others) of creating BSON objects.
Based in stream:
auto builder = bsoncxx::builder::stream::document{};
bsoncxx::document::value doc_value = builder
<< "name" << "MongoDB"
<< "type" << "database"
…
fgalan
- 11,732
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1
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2 answers
Problem with libbson version for mongocxx driver [Windows OS]
Trying to build mongocxx driver.
I have installed mongoc driver without problems in path c:\mongo-c-driver (ver. 1.14.0).
After running:
cmake.exe -G "Visual Studio 15 2017 Win64"
-DCMAKE_INSTALL_PREFIX=C:\mongo-cxx-driver
…
KonDziupla
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1
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1 answer
mongo-cxx-driver can not iterate view
I have a mongodb collection with the following document:
{
"_id" : ObjectId("5c879a2f277d8132d6707792"),
"a" : "133",
"b" : "daisy",
"c" : "abc"
}
When I run the following mongocxx code:
auto r =…
kroiz
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1
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0 answers
build mongo c driver
I'm trying to build the C driver with Kerberos support, from
mongo-c-driver-1.10.3.tar.gz. I'm on Ubuntu 16.04, 64-bit Intel, with gcc
5.4.0. I run CMake like::
$ cmake -DENABLE_AUTOMATIC_INIT_AND_CLEANUP=OFF ..
...
-- Build files have…
leao
- 11
- 1
1
vote
1 answer
Access violation reading location when using mongocxx driver
I'm having some trouble with the mongodb c++ driver.
I have the following code and it worked fine:
//bsoncxx::document::value doc-->It was defined properly before
static mongocxx::instance inst{};
mongocxx::client conn{ mongocxx::uri{} };
auto db…
victor
- 41
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