mongo.cr

This library provides binding for MongoDB C Driver. The goal is to provide a driver to access MongoDB.

Status

Beta

Requirements

• Crystal language version 0.20 and higher.
• libmongoc version 1.1.0
• libbson verion 1.1.0

On Mac OSX use homebrew to install the required libraries:

$ brew install mongo-c

On Linux you need to install libmongoc-1.1-0 and libbson-1.1-0 from your package manager or from source:

wget https://github.com/mongodb/mongo-c-driver/releases/download/1.1.0/mongo-c-driver-1.1.0.tar.gz
tar -zxvf mongo-c-driver-1.1.0.tar.gz && cd mongo-c-driver-1.1.0/
./configure --prefix=/usr --libdir=/usr/lib64
make
sudo make install

Installation

Add this to your application's shard.yml:

mongo:
  github: datanoise/mongo.cr
  branch: master

Usage

require "mongo"

client = Mongo::Client.new "mongodb://<user>:<password>@<host>:<port>/<db_name>"
db = client["db_name"]

collection = db["collection_name"]
collection.insert({ "name" => "James Bond", "age" => 37 })

collection.find({ "age" => { "$gt" => 30 } }) do |doc|
  puts typeof(doc)    # => BSON
  puts doc
end

License

MIT clause - see LICENSE for more details.