Databases that do not use SQL as their query language.

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Document Database versus Relational Database : how to choose?

I'm a SQL guy, but I know there is Not Only SQL databases - document-database mostly. As with most technologies there are pro and cons for each technology. I've read some articles, but they were too ...
9
votes
5answers
2k views

Writing Web “server less” applications

TL;DR What are the prospects of writing applications which are completely based on a REST database server (CouchDB) and web applications which directly access the DB instead of having a web server in ...
2
votes
1answer
473 views

Active Record library with support for both SQL and NoSQL?

I'm looking for a PHP Active Record library that supports both SQL and NoSQL drivers (mongodb in particular). It doesn't matter if it actually has the NoSQL driver, I can write it myself, as long as ...
10
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4answers
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Weaknesses with different types of NoSQL databases

Here's my question: What are the weaknesses with different types of NoSQL databases? Specifically, what're the weaknesses of key-value stores, graph data stores and document stores? I've had an easy ...
9
votes
3answers
2k views

Storing n-gram data

(hopefully I landed on the right stack exchange site) I was hoping to brainstorm a little bit on the subject of storing n-gram data. In my project, I am trying to solve linguistic problems where I ...
52
votes
8answers
30k views

When would someone use MongoDB (or similar) over a Relational DBMS?

Im a bit confused......the whole NoSQL and such. When would you choose to use something like MongoDB over something like Oracle or MYSQL? I dont really understand....the "difference" as far as usage ...
4
votes
3answers
381 views

How should calculations be handled in a document database

Ok, so I have a program that basically logs errors into a nosql database. Right now there is just a single model for an error and its stored as a document in the nosql database. Basically I want to ...
24
votes
4answers
5k views

How do you decide what kind of database to use?

I really dislike the name "NoSQL", because it isn't very descriptive. It tells me what the databases aren't where I'm more interested in what the databases are. I really think that this category ...
26
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8answers
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Are NoSQL databases going to take the place of relational databases? Is SQL going away? [closed]

Does anyone have experience with NoSQL databases (CouchDB, MongoDB, Google's BigTable, Dynamo, Cassandra...)? What was it like? Was it actual production/on the job experience? What will happen to ...