What are the use cases for non relational datastores?
I'm looking at using CouchDB for one project and the GAE app engine datastore in the other. For relational stuff I tend to use postgres, although I much prefer an ORM.
Anyway, what use cases suit non relational datastores best?
What is the non-jQuery equivalent of $(document).ready()?
Based on the docs on akki.io I'm not seeing what common use cases the MicroKernel solves? Does anyone have some simple real world use cases? thanks
I just got to know about the global temporary tables(I use oracle as db) and understood them but not able to know the exact use of these. As the name suggests they are used to keep temporary data/sess
We have some questions here that discuss delete in a more abstracted way, but I'm looking for practical examples of when use of delete could be used, versus doing something such as setting the propert
Is safe tuple relational calculus a turing complete language?
After reading this recent question by @Mehrdad on which classes should be made non-movable and therefore non-copyable, I starting wondering if there are use cases for a class which can be copied but n
What choices are there for document-store databases that allow for relational data to be retrieved? To give a real example, say you have a database to store blog posts. I'd like to have the data look
I am new to writing use cases.I heard that Use cases are non-technical expressions . I have the following task for which i have to write Use case. (I reduced the requirement for your understanding) Re
I'm new to source control, and need a windows based, non command line source control that is easy for a beginner to use. I will use it for coldfusion, if that helps... Any suggestions? Thanks!
I'm having problems with relational data in simple form. So far collection is working well in the form, but I couldn't figure it out how to use label_method properly: <%= f.input :participation
I am designing a data warehouse DB in SQL Server 2012 which will be used to create a cube. Lets say I have 3 tables in the original relational DB Supplier (SupplierId, SupplierName .....) Invoice (Inv
What makes access to OLAP Cubes/Datamarts and similar datastructures, faster than to relational databases? EDIT A bounty of 200 will be provided asap.
I'm hacking a quick and dirty python script to generate some reports as static html files. What would be a good module to easily build static html files outside the context of a web application? My go
I'm new to databases and I've never worked with any RDBMS. However I get the basic idea of relational databases. At least I think I do ;-) Let's say I have a user database with the following propertie
I recently came to know that in C++ pure virtual functions can optionally have a body. What are the real-world use cases for such functions?
Is there a way to use switch statement for 3 or more cases? <div> <?php switch($variable): case 1: ?> <div> Newspage </div> <?php break;?> <?php case 2: ?> </div
The Perl DBI module lets me connect to many different types of SQL database transparently. Is there an equivalent Perl module for non-relational key-value pair databases? For example, an interface th
Which Non-relational database should I choose(I know the question is a subjective one and involves taking into consideration the demands of the system). I read this article cassandra-vs-mongodb-vs-co
I'm wondering what are recent advances in relational database theory and related domains? I'm interested in new approaches, query languages (alternatives to SQL and/or extensions to it), products (pro
PostgreSQL 9.2 introduced JSON datatype. We had a discussion about the new datatype with a colleague of mine, but could not really come up with proper use-cases for it. Are we just too-old school to u
I'd like to know some cases in Java (or more generally: in programming) when it is preferred in boolean expressions to use the unconditional AND (&) instead of the conditional version (&&)
When you are designing a JMS application, which use cases make you pick temporary queues over persistent queues? We use temporary queues for response messages. We're having some issues maintaining con
I've seen lot of examples for c# Indexers, but in what way will it help me in real life situations. I know the C# guru wouldn't have added this if it wasn't a serious feature, but i cant think of a re
Are there any cases when I would want to use an explicit stack data-structure in my algorithms, as opposed to doing recursion (which uses the call stack)? Is there any benefit to doing it one way over
It's not clear to me when should one use serialization / deserialization techniques Can anybody provide me some basic use case scenarios?
Being new to test based development, this question has been bugging me. How much is too much? What should be tested, how should it be tested, and why should it be tested? The examples given are in C#
It may seem to be a trivial question but still.. I have a confusion over it. Almost at every site I have read that HTTP persistent or keep-alive connections are better than the non-persistent one. Que
As the title says; what is a ORM framework and what is it useful for?
I have seen process.nextTick used in a few places and can't quite tell what it's being used for. https://github.com/andrewvc/node-paperboy/blob/master/lib/paperboy.js#L24 https://github.com/substack/
I am trying to do create a function that uses two lists. For some reason, when I pass: isPermutation  , or  [1,2,3] or [1,2,3]  - I get Non-exhaustive patterns in function isPermutation isPerm
What are the other types of database systems out there. I've recently came across couchDB that handles data in a non relational way. It got me thinking about what other models are other people is usin
We have a table in which value of one column (EMP_CD) is updated from '~' to 1 for some selected records(based on filter conditions). Now, I am wondering what can be the test cases for this scenario.
I'd like to make a picture of what are the possible cases for effective invovement of AOP in application design. All I have met so far is: logging-related security checks transaction management tweak
I can not find any real life example of glReleaseShaderCompiler usage. When would I use glReleaseShaderCompiler ? From the khronos description it states This is a hint from the application that addit
I'm using a non-standard port for the administrator controls and I'm wondering if theres any particular port I should use or is it safe to just use any port that doesn't have any script assigned to it
As I know, explicit type parameters in value definitions is a one way to overcome value restriction problem. Is there another cases when I need to use them? Upd: I mean explicitly generic construct
I'm currently taking a database class. I was watching some videos on relational databases, and when I was doing some research, I happened to come across this multidimensional indexing topic. Out of cu
There is a lot of open source engines and software with different licences conditions. Most of them are non-free for commercial use. The question is what does commercial use exactly mean? Example:
Pick your version of SQL Server... if it has changed between version please specify if you know. Build a table Add a non-clustered index on 1 or more columns. If I could dump a leaf block, what would
Experimenting with backbone-relational; I'm using Indexeddb to store all my data, is it possible to use backbone-relational without a backend and just let it talk to Indexeddb? Thanks in advance, Jam
What is the best method of implementing multi-valued attributes in a relational database? I'm trying to convert an ER diagram into a relational schema, and I have this problem: I have a table of 'Prog
Well, I'm not sure I got the difference between mobile first and non mobile first responsive layout? This is what I know, and probably something is not right: Use Media queries with CSS (also for non
Are use cases just multiple user stories?? What are the benefits of using user stories over use cases.. and vice-versa... When to use one over other... Does all agile methodologies uses user stories??
I tend to mix single and double quotes in Ruby. I didn't find any manual about what which of them should I use. Of course, I have to use double quotes when there is string interpolation. But what abou
I understand the differences between tableVIew:didSelectRowAtIndexPath: and prepareForSegue:sender:. Furthermore, both can be used to display a new view when a cell is tapped. Are there use cases wher
The question is more simple than what it looks. There are many use cases that are well known and people have put a lot of thought into them. For example: Audit trailing, login users, and so on. We are
Why should I choose Clojure over another language for a new project? In what areas does it excel?
Normally, when people advertise a tool to you, they first tell, why you need it at all and then discuss how to use it. That's not the case with first 5 books about databases and SQL I tried. It really
In a SCRUM Agile project we use TFS 2010/VS2010. In the period before starting this project, the customer has already written out 80% of all the use cases. The issue is that most of these UCs are so l
What possible programming use could you have where a sparse array would be better than an (regular) object? By sparse array I mean one where: arr = ; //Initialize arr = 'W'; arr = 'T'; arr