Scalability is the ability of a system, network, or process, to handle growing amount of work in a capable manner or its ability to be enlarged to accommodate that growth.

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Choosing Web/DB platform for web/mobile application development

I'm trying to build a web/mobile application that supports the following features: (It is basically a replica of facebook's group page.) A user is associated with a single group For each group, ...
3
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2answers
124 views

Handling multiple clients using single application

We are developing an ERP web application using Vaadin framework where each of the potential client companies will have their own data and file storage. Current implementation only allows having one ...
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1answer
249 views

Is there any “Set” database? [closed]

Is there any "set" database? For example Neo4j is a "graph" database. What I'm looking for is database which can be used to organize "items" into "sets" and then be able to query them with set ...
3
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3answers
250 views

Is the database the bottleneck or not? High Scalability talk

I found an interesting article on high scalability web site where it talks about EBay scalability and especially a specific passage struck me: "(Ebay strategies)...Move work out of the database ...
10
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1answer
244 views

How much does the data model affect scalability and performance in so called “NoSQL” database?

You can't ever have a talk about so called "NoSQL" database without bringing the CAP theorem (Consistency, Availability, Partition : pick two). If you have to pick say, between MongoDB (Partition, ...
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6answers
214 views

When to start thinking about scalability?

I'm having a funny but also terrible problem. I'm about to launch a new (iPhone) app. It's a turn-based multiplayer game running on my own custom backend. But I'm afraid to launch. For some reason, I ...
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2answers
240 views

Creating an email notification system based on polling database rows

I have to design an email notification system based on the following requirements: The email notifications would be created based on polling rows in a Mysql 5.5 DB table when they are in a ...
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0answers
59 views

Is OpenStack suitable as a fault tolerant DB host?

I am trying to design a fault tolerant DB cluster (schema does not matter) that would not require much maintenance. After looking at almost everything from MySQL to MongoDB to HBase I still find that ...
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41 views

How to implement a distributed proxy with quotas?

I'm in the process of developing a scalable proxy (Linux/C/C++, Nginx modules or custom HTTP server) handling incoming HTTP requests, and re-routing them to others locations based on parameters ...
4
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1answer
405 views

Is Node.js correct choice for JSON parsing and IO driven

My program should perform following task: It listen on http port after getting request it does following things. Connect to gearman Parse gearman payload to JSON (Upto 100 bytes) Connect to Redis ...
4
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1answer
390 views

Designing an scalable message queue architecture

I have recently started learning the nuances of scalable and enterprise computer architecture, and one of the central components is a messaging queue. In order to learn the most I can from any ...
8
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2answers
422 views

Is this solution RESTful and secure?

Our product registers new players on our service, and we've chosen to host it on Azure (we're using .NET) and we wanted it to be stateless (for scalability) and relatively secure. Since this is the ...
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1answer
433 views

How do you write scalable Java? [duplicate]

I like to think I write good maintainable Java code, using best practices, design patterns and try and get good test coverage with unit tests. Recently whilst looking for a job, I came across a ...
3
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1answer
297 views

Thinking pragmatically about scalability

I was recently asked as an exercise to design a scalable graph. My first intuition was how to seperate the graph and distribute it (sharding,consistent hashing..etc) Turns out my thinking was on ...
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4answers
2k views

why are noSQL databases more scalable than SQL? [duplicate]

Recently I read a lot about noSQL DBMSs. I understand CAP theorem, ACID rules, BASE rules and the basic theory. But didn't find any resources on why is noSQL scalable more easily than RDBMS (e.g. in ...

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