Databases that do not use SQL as their query language.

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2answers
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Why NoSQL over SQL? [duplicate]

Possible Duplicate: When would someone use MongoDB (or similar) over traditional RDMS? How well the SQL and NoSQL go head-to-head. I read somewhere that SQL databases are not well for data ...
4
votes
2answers
371 views

Using HBase or Cassandra for a token server

I've been trying to figure out how to use HBase/Cassandra for a token system we're re-implementing. I can probably squeeze quite a lot more from MySQL, but it just seems it has come to clinging on to ...
1
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2answers
569 views

what is storing data in constant space?

"bloom filter allows us to store data in constant space" Can someone explain what exactly does that sentence means?
2
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6answers
1k views

what is the benefit of using key/value stores with respect to database sharding?

What has key/value stores got to do with making database sharding easier? Because if I do not use a key/value store, I can easily shard my database too right? (Like say, I can easily say users with ...
8
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3answers
6k views

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
481 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
votes
4answers
3k views

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 ...
10
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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 ...
55
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8answers
34k 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
384 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
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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
6k views

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 ...