====== How To Restore an Oracle XE Database ======
Restoring a database is fairly easy if you have a backup ... dure outlined on the [[how_to_backup_an_oracle_xe_database]] page.
I'm assuming you have already transferre... nding on the environment. When finished, all the database files, the flash recovery area files, and the Ora... point, you might think you could simply start the database. Unfortunately this isn't the case. Oracle stor
====== How To Backup an Oracle XE Database ======
There are several kinds of backups available with most database. I'm using an Oracle XE database on one project and have found different kinds of backups to ... ' --> ''Unload to Text''
- select the desired database schema, click ''next''
- select the desired t... d backups are more reliable. but they require the database to be offline. That isn't always possible with p
output("Shutting down database ...");
private sta... ted 45000...
Shutting down database ...
So in 3 minutes 38 seconds, I'm able to:
* start the database
* add 50,000 nodes, index them, and tie them to t... e 50,000 nodes and relationships
* shutdown the database
Overall, I'd say this is pretty good performance,
A Package Of Components). It comes with:
* the database
* an index utility, so you can look up nodes by... nix-like shell, so you can navigate and alter the database with ''ls'', ''cd'', etc.
* a remote database connector (similar to a JDBC driver jar?)
* a database backup tool
* a package of graph algorithms
But... rt the DB, do a few operations, and shut down the database. Luckily Neo4J provides sample code to do just t
====== Databases ======
Following are various tidbits I have collected/created about databases.
* [["Free Database" Comparison]] - Oracle, IBM, Microsoft
* [[technology:databases:neo4j:home|Neo4J]] - a graph database
===== Oracle XE =====
XE is a useful database, and is great for small applications. Once I needed to move an entire software project to another machine in a 3-hour window. Here is the 2-part strategy I developed.
* [[how_to_backup_an_oracle_xe_database|How To Backup an Oracle XE Database]]
* [[how_to_restore_an_oracle_xe_database|How To Restore an Oracle XE Database]]
e Technologies’ Visual Intercept, and the Btrieve database.
* Performed internal interviews to und... om|Humana]] as a Software Developer because of my database experience. I worked with the [[http://www.alphasoftware.com/AlphaFour/|Alpha Four]] database and created a tool which helped the company reclaim it... arket segmentation product. I used it to conduct database marketing campaigns. First, I found the right ty
r fields are indexed, what their names are in the database, etc. Very simple.
So how about a little test? ... de>
===== Summary =====
I was able to startup the database; create, query, and delete 1,320 business objects; and shutdown the database in just under a minute. Nice! But the important thing isn't just the r... he business domain and not be concerned about the database. As my business domain expands, this could have
====== "Free Database" Comparison ======
This isn't meant to be a comprehensive discussion of all databases... All of the commercial features exist in the free database; they're just disabled by default. Purchasing a ... allows more RAM, disk, and CPU to be used by the database than its competition. That means I can run large... (I'm unsure about the complexity of round-trip engineering from business objects to the database and back).
y// perspective, a wiki is "//the simplest online database that could possibly work//"((Ward Cunningham's de... .cgi?WhatIsWiki|here]] )). Its not a relational database, or even a flatfile database. Either one would i
ware Engineering Radio]] about the [[http://nosql-database.org/|NoSQL movement]] and started invesigating to... neo4j.org|Neo4J]].
Neo4J is a graph (or network) database. Rather than using the relational model, it stor