MongoDB is a scalable, high-performance, open source, document-oriented database. It supports a large number of languages and application development platforms.
2
votes
0answers
41 views
Python app-level document/record locking (eg. for MongoDB)
Introduction
MongoDB does not provide means to lock a document (like SELECT FOR UPDATE in RDBMS).
There is recommended approach to Isolate Sequence of Operations, which is sometimes called ...
1
vote
0answers
138 views
Recursive JSON walk in Python
I wrote this JSON walker to help with moving objects around while updating Legacy JSONs to match a new schema. Please let me know how I could further optimize it, or more importantly, make it easier ...
1
vote
0answers
149 views
Handling multiple Mongodb connections in Node.js (using Mongolia)
I have a situation where I have multiple objects that each needs to connect to a different mongodb uri.
I am currently testing this using mongolia but the concept should be the same if I were to use ...
0
votes
0answers
55 views
Cross collection efficiency
I've got a bit of code that I feel code be improved and I'm just throwing it out there for others to browse.
Background
I have two collections, Blocks and Items. Blocks can contain any number of ...
2
votes
0answers
236 views
Test mongoose model
I have mongoose model:
var mongoose = require('mongoose'),
Schema = mongoose.Schema,
Imager = require('imager'),
env = process.env.NODE_ENV || 'development',
config = ...
0
votes
0answers
157 views
Error-handling in Mongoose / ExpressJS
I have this ExpressJS route for saving and listing Category model.
exports.save = function(req, res, next){
//validate here>>>
var name = req.body.name;
var description = ...
1
vote
0answers
336 views
Is there a better way to convert a MongoDB BsonDocument to XML using C#?
Leaving aside the slightly dubious nature of the request (it's a feature I have to honour, regardless of whether I agree with it, and I'll never be reversing the conversion process), I have devised ...
1
vote
1answer
102 views
Python flask web app, simplification
I am writing web application using flask framework + mongodb. I have an issue, should I use classes for my mongo entities or just use dictionaries for them.
class School:
def __init__(self, num, ...
6
votes
2answers
340 views
learning java is this code correct
I am new to java programming and to help me learn I created a simple telephone address book. the code runs as expected but I would be interested to here from more advanced programmers if they think I ...
2
votes
1answer
62 views
Can this MongoDB query be optimized further?
Most of my slow queries on my server are due to a single "find" query.
I have a collection that represents website pages. I want to be able to look up a page in the collection by URL. The caveat is ...
1
vote
1answer
77 views
SQL vs MongoDB (TCG collection managment) [closed]
I'm designing a web application to help some friends and I manage our card collection. A relational database makes sense to me, so that was my first instinct.
The basic schema would like something ...
2
votes
2answers
90 views
Using Types to Designing Domain
I am trying to model a domain of metrics for use in a BI application. I recently read the Designing with Types series, and felt that it could be useful, so I wanted to give it a try. What I'm not ...
1
vote
0answers
59 views
Python MongoDB Schema feedback
I would dearly love some feedback on the model below. Its a basic commenting structure where Users can comment on a variety of objects in the model. I have denormalised to make querying simpler, but ...
