Kristina Chodorow
OSCON 2009

collection

database
logs
eaters
fruit
pie

name : Burt
home : Kenya
born : Date(“2 years ago”)
price : 29.99
color : black
fromTheSixties : true

captain : “Kirk”
ship : “NCC 1701”
stardate : 2634.3
space.star.trek.save(obj)

Querying
db.star.trek.find({stardate : {$gt : 1234.0},
$where : function(obj) {
illogicalFunc = function() {/*…*/};
if (illogicalFunc(obj.spock)) { /* … */ }
else { /* … */ }
}})

Indexes
• Ascending/Descending
• Single/Multiple Key
• Unique/Non-unique

Getting It
$ curl -O
http://downloads.mongodb.org/linux/mongodb-
linux-i686-latest.tgz
$ tar zxvf
http://downloads.mongodb.org/linux/mongodb-
linux-i686-latest.tgz
$ mkdir ~/db
$ mongodb-linux-i686-latest/bin/mongod –-
dbpath ~/db
www..mongodb.org/display/DOCS/Downloads

JavaScript Shell
$ mongodb-linux-i686-
latest/bin/mongo
url: test
connecting to: test
type “help” for help
>

http://www.mongodb.org
Google Groups: mongodb-user
irc.freenode.net#mongodb
@mongodb, @kchodorow
kristina@10gen.com
http://www.slideshare.net/kchodorow