Below is working code for 'And' Operation of Multiple Queries, I can able to do 'And' operation for list of Queries, 'Or' operation for list of Queries. But is there a way in MongoDB that i can do 'And' or 'Or' operation Dynamically for list of…
I have managed to do better things with C Driver, but stuck on this simple point:
How do I search by a known Id? Among many things, this is what I have tried that seemed most logical:
query = BCON_NEW (
"some_field", BCON_INT32(4),
…
I get the mongo-c-driver from official website, as follows:
$git https://github.com/mongodb/mongo-c-driver.git
$cd mongo-c-driver
$./autogen.sh
$ make
$ sudo make install
Deal.c:2:19: fatal error: mongo.h: No such file or directory
However,when I…
I would like to perform mapreduce on mongoDB in C driver.
However, there is only one way I can successfully achieve the goal.
that is,
mongo_simple_str_command( conn, "db", "$eval",legalCommand, &b )
Since $eval may block reading and writing…
I need to use mangrove (mongo ODM lib over mongo-c-driver and mongo-cxx-driver) and included this into my project as CMake ExternalProject_Add command, with a dependencies as mongo-c-driver/mongo-cxx-driver
#…
I have read the MongoDB documentation and there is a "$regex" operator. I'm currently doing a NodeJS binding for a driver written in C++ that use bsonsearch. I use this code in NodeJS :
db.find(bson.serialize({foo: {$regex: new RegExp('.', 'i')}}),…
I am a green hands about mongoc. My mongo-c-driver is 1.6.3, and I want to do some operation to mongodb database, like create, update, insert and delete. But there are problems as shown below. My eclipse CDT contains the header file…
This simple snippet doesn't work, I would like sort the document by name but the documents returned have no order
procedure TForm1.Button1Click(Sender: TObject);
var
cursor : TMongoCursor;
begin
cursor := TMongoCursor.Create(BSON([]));
…
I have a simple query that worked on mongodb shell:
db.collection.find({"date": {$lt: ISODate("2015-11-03T00:00:00Z")} })
very simple, just trying to find any record that has date before 2015-11-03. Now i want to translate to similar code in mongoc…
My Makefile looks like this :
all:main.cpp
g++ -I../../DrAPI/ -Wl,--no-as-needed -ldl -lrt -o SampleApp01 $<
clean:
rm -f SampleApp01
this is what I would do without Makefile:
gcc main.cpp -o test $(pkg-config --cflags --libs…
I've done some work with the legacy driver and now I'm upgrading to the new one. But I'm stuck with a problem.
I'm trying to append a b_binary to a basic document, but bytes is const *uint8_t. So, I can't append variable values, just static. Is…
I'm trying to build the mongo-cxx-driver (eventually), and the first step is to build the mongo-c-driver (which requires libbson).
I'm running Windows 10 and using Visual Studio 2015 as my compiler. I was able to run CMake and build libbson just…
I am using mongo c driver 1.1 with mongo version 3.0. Libbson version 1.1.
I am using an iterator to look for certain fields in a document. The following code only works when "fieldA" is above "fieldB" in mongodb. If i change the order…
In the legacy Mongo C driver there was a a function mongo_find_one, which was used to find a single document in a MongoDB server.
MONGO_EXPORT int mongo_find_one( mongo *conn, const char *ns, const bson *query,const bson *fields, bson *out );
Is…