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What is the difference between graph-based databases ( http://neo4j.org/ ) and object-oriented databases ( http://www.db4o.com/ )?
Started by Gili on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
With graph databases, you have a slight semblance of a chance that it is based on mathematical....
Another important difference is that in a graphdb like was asked in the comments to this blogpost .
like shortest path or deep traversals.
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Like phpMyAdmin has to be installed as a web application to work with MySQL databases, is there a downloadable program that can connect to a remote MySQL server to create, read, update and delete databases, tables, columns and rows?
Started by Jeremy Rudd on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
My favourite is HeidiSQL , a fork of....
Here They are doing an EOL but rolling them into a new product .
Download them in one package from:
MySQL GUI Tools
MySQL GUI tools are great .
For Windows, you can use MySQL Query Browser and MySQL Administrator .
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We would like to implement an application architecture in which we have large numbers of databases on the disk, one database file for each customer.
When a user request comes in the database is opened (if it isn't already).
After a certain period of time...
Started by Simon Wentley on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Like this is a problem, as I don't think the modern databases really make the kind of distinctions that you're talking about internally....
It effectively uses itself to locate the information, specifically the data page caching subsystem .
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Ask your Facebook Friends
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Do you know of any websites, that have animations to explain topics and concepts like Databases, in a simple manner, especially for non-programmers? Something like this animated intro to Adobe Flex. Notice the clarity with which animations can explain...
Started by Jeremy Rudd on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
It isn't animated, but it's a graphic novel.
You could check out The Manga Guide to Databases .
Offering.
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New school datastore paradigms like Google BigTable and Amazon SimpleDB are specifically designed for scalability, among other things. Basically, disallowing joins and denormalization are the ways this is being accomplished.
In this topic, however, the...
Started by Rik on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
You may want to look at what....
Distributed databases aren't quite as naive as Orion implies datasets.
Them to scale pretty much linearly across as many servers as they like (FYI this is pretty much the top of my head those are the main 2.
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I had completed my project Address Book in Java core, in which my data is stored in database (MySql).
I am facing a problem that when i run my program on other computer than tere is the requirement of creating the hole data base again.
So please tell ...
Started by Ravi on
, 10 posts
by 10 people.
Answer Snippets (Read the full thread at stackoverflow):
XML....
The whole point of StackOverflow was so completely in memory
Database software like mysql, sql etc provides an abstraction in terms like XML or flat files.
Installation and can be made to act like just another library.
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I have a table ( A ) in a database that doesn't have PK's it has about 300 k records.
I have a subset copy ( B ) of that table in other database, this has only 50k and contains a backup for a given time range ( july data ).
I want to copy from the table...
Started by Oscar Reyes on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
If the overhead of a key/index would be to much to maintain, you could also query the database in your application to see whether it....
As long as no duplicate rows should exist in the table, you could apply a Unique or Primary key to all columns .
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I'm about to start developing a product (in .NET), and I'm evaluating open source database engines in order to avoid adding licensing costs to the overall cost of my product.
Which ones do you know that are potent? Is MySQL a good alternative? What kind...
Started by Juan Manuel Formoso on
, 18 posts
by 18 people.
Answer Snippets (Read the full thread at stackoverflow):
Do note, however, that MySQL vs Postgres is one of the holy flamewars like-like" in syntax and in some....
This wikipedia link should help, it compares most of the big relational databases on and off, and both are good.
If/when needed.
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Folks,
For the n-th time in a row, i'm hitting the same old problem again. It's about "how do I map OOP structures to database tables in a painless way."
Here's a scenario: I have several types of "actors" in my system - workers, employers, contacts. ...
Started by Alex on
, 11 posts
by 11 people.
Answer Snippets (Read the full thread at stackoverflow):
I would set it up more like this:
People Table - (Just has recently regained popularity....
Would be a FK to the actorbase table to avoid 'hairy' queries and to emulate the inheritance-like looks like your data model is missing a level.
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I am trying to find the best area to download SQL tables of common subjects like states, countries, zip codes. Maybe even public/government information like FDA or FCC information. Does such a resource exist and is it mature?
Started by Maximilian Morresi on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Geonames.org is a pretty good source of such data.
It's available directly from the ISO board in PDF, but can be found online elsewhere .
For states/provinces and countries, I'd recommend ISO 3166.
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