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Questions tagged [document-databases]

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I'm trying to understand CQRS, DDD by writing a small pet project which is somewhat similar to this great repo. I've come across Transactional Outbox pattern and as imo it was correctly pointed out in ...
gasabr's user avatar
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How do you document the logical data model of a document-oriented database like MongoDB? For relational databases, Entity-Relationship diagrams or UML class diagrams are used. What is the practice for ...
ssn's user avatar
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Say I wanted to build my own CMS system and store data in MongoDB. I would like to have a Collection called BlogArticle. Each article can have a different structure, but will be put together by the ...
antonwilhelm's user avatar
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1 answer
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[I am preparing to solicit proposals for database/project management software design. I know that the quality of the final product will depend on how clearly and completely I can organize and explain ...
Casey's user avatar
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1 answer
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so I am struggling a bit with a database setup. I found post with similar problems, but the reason behind the answers was not what I was looking for, hence I ask again with my specifics. I am building ...
Cerealz's user avatar
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5 answers
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Let me start by saying that of course conventions are important, there should be a rule of thumb for some cases that is representing the best action to follow by, in order to prevent mistakes and make ...
moti shaku's user avatar
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I want to create a system of user reviews and replies to the reviews in a website. There can be replies to replies. I'm using mongodb database which I think is an important detail. The review ...
Yos's user avatar
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3 answers
317 views

I have 30-ish million html documents in a file system. There is no emergency, the files are in a reasonable directory tree, it's not breaking the file system. But I'd like to be able to organize and ...
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We have a POST API that takes data from the Client and send it to different applications (Payment, Email, SMS). We also store all the data sent by the Client in a database for future analytics ...
Ahmad's user avatar
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1 answer
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As a architecture design brainstorm, I am pondering on how should I define schemas for movie database where heavy text searching is delegated to document based database (eg. elasticseach) while rdbms ...
Mike's user avatar
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1 answer
525 views

I am prototyping a social network as part of a project I am working on and want to learn the right way to do it as if it were for an industry leading company. I've decided on implementing the social ...
lvoelk's user avatar
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1 vote
2 answers
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I need help with a problem which I have been working for the last month. I have a group of documents, each document has a set of unique words (if the word appears more than once in the document, I ...
julodnik's user avatar
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I have a use case where my team owns a web UI to aggregate data from 10+ service teams and present it to the customer in order to collect more information . This data (which is in json format) is very ...
user401445's user avatar
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I'm developing backend for a dating app, in which each user has a profile of his/her characteristics a profile of ideal match's characteristics There are dozens of characteristics like gender, ...
Babr's user avatar
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0 answers
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What kind of NoSql data modelling is best suitable for the following requirement? This can be visualised (NoSQL-Document) as a Collection of Records where each Record contains nested Documents.The ...
KDR's user avatar
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1 answer
4k views

In my app, I'm implementing a questionnaire system and I'd like to implement tags for questions -- very similar to tags in questions here or Stack Overflow. I wanted to get some advices on how to ...
Sam's user avatar
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1 answer
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I want to create an app using MongoDB (NoSQL database) that allows people to vote on posts (simillar to Reddit). What's the recommended way to store votes for the users? Probably the database ...
Cristy's user avatar
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1 answer
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I am designing a web application with Django as the backend. Overview of the system is as follows Data is collected from user related to different entities. Example : Plant, Project, Machine, Test, ...
Raghavendra Kumar's user avatar
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1 answer
512 views

Below are the common phases applied, for a real world requirement(data) map to DBMS specific schema. Conceptual models ER/EER/CODASYL/Hierarchical bridge the gap, in mapping the real world data(...
overexchange's user avatar
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1 answer
113 views

I'm building a system using a document type database. The system has users. I was told that in production it is best to avoid making outright deletes. I understand the convention is to either mark ...
xerotolerant's user avatar
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2 answers
457 views

When I first played with a NoSQL database I become aware of the impact of UUIDs in a distributed system. MongoDB defaults to ObjectIDs, but I've always questioned in which cases UUID (RFC4122) would ...
SystematicFrank's user avatar
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4 answers
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I ran into a problem on the project I'm working on right now. It is basically an app that stores a path based on GPS coordinates. The app runs on android an saves the GPS location every second and ...
Jonas Wirth's user avatar
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1 answer
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I have read the guide and they say Query Router Sharding is transparent to applications; whether there is one or one hundred shards, the application code for querying MongoDB is the same. ...
Khan's user avatar
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1 answer
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I really don't know if this is the right forum for this but I need help designing my database. Also I apologize for the horrible title: I don't know how to summarize the issue below in a single title. ...
Gasim's user avatar
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1 answer
622 views

I am wondering if there is an established standard or protocol when working with APIs for document management systems or ECMs. For example, let's say I'm working on a new product and I want it to have ...
Unknown Coder's user avatar
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1 answer
686 views

There is no "right way" to do anything, but there are "better" and "worse" ways, as well as true and tested ways. I'm studying Mongo and considering it for a project. It's gonna start small but ...
Fernando Cordeiro's user avatar
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1 vote
4 answers
2k views

I'm wanting to create an admin dashboard for my app, and to show new events there. In order to know which events are new, I'll need to store at least one extra datapoint to the server: the last date ...
MalcolmOcean's user avatar
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8 votes
2 answers
3k views

I have some experience with document-based stores (MongoDB and CouchDB) and I am interested in exploring wide-column databases. Based on my initial exploration I can grasp a basic understanding of how ...
SystematicFrank's user avatar
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2 votes
1 answer
326 views

I'm trying to understand what types of models that I have traditionally persisted relationally would translate well to some kind of NoSQL database. Suppose I have a model with the following ...
Eric's user avatar
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4 votes
3 answers
6k views

I am considering using a NoSQL Document database as a messaging queue. Here is why: I want a client to post a message (some serialized object) to the server and not have to wait for a synchronous ...
MattW's user avatar
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4 votes
1 answer
4k views

I'm working on a quiz engine for learning a foreign language. The engine shows users four images simultaneously and then plays an audio file. The user has to match the audio to the correct image. ...
hughesdan's user avatar
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0 votes
1 answer
280 views

I have a requirement to allow users to fill in journal/diary entries per day. I want to provide a handful of known journal templates with x columns to fill in. An example might be a thought diary; a ...
codecowboy's user avatar
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3 votes
1 answer
269 views

I'm trying to create a JSON schema for the results of doing statistical analysis based on disparate pieces of data. The current schema I have looks something like this: { // Basic key ...
casperOne's user avatar
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33 votes
1 answer
30k views

For the purposes of discussion let's consider a FourSquare scenario. Scenario Entities: Users Places Relationships: Checkins: users <-> places, many to many Friends: users <-> users, many to ...
wting's user avatar
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1 vote
1 answer
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I am about to start with an application using JSF 2, Seam 3, Hibernate and Hibernate search with the following characteristics: Users will be uploading documents (pdf, doc). There can be millions of ...
Abdullah Shaikh's user avatar
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7 votes
2 answers
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In relational world we have Foreign Keys to reference other entities. But how do document-oriented databases like MongoDb, CouchDb, RavenDb implement references among entities? Update. StackExchange ...
SiberianGuy's user avatar
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3 answers
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Some document says OrientDB is document-database, some others talks it's graph-database. What's right?
Eonil's user avatar
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