Why MongoDB is a good fit for startups.

1. Lean and mean MongoDB
or why MongoDB is good for start ups

2. /whois olegp

4. /whois olegp
● doing startups since 2000
– RIOT-E
● tech DD for investors since 2008
● Startup Sauna coach
● new venture: StartHQ

5. Web apps 101

7. Web apps 101
● REST API centric design
● One primary data store
– Except blobs
● No premature optimization
– e.g. caching

8. The Contenders

10. Background Reading
● “How FriendFeed uses MySQL to store
schemaless data”
– “mariadb dynamic columns”
● “PostgreSQL as a schemaless database”

11. The Pros

13. The Pros
● Simpler schema design
– Fewer many to one relationships
– Design is part of development, not separate
● No DB setup step
● No DB migrations *
● No ORMs
● JSON as query language

15. Hosting
● Amazon RDS: from $18
● Heroku Postgres: from $10
● MongoHQ & MongoLab: from FREE

16. Database as a Service

18. Database as a Service
● Web admin FTW
– Saves you building your own
● No SSL
– But on AWS you can't sniff traffic
● Expensive backups
– But you can easily roll your own

19. Some Code
return db.getCollection("apps").find({
nameLowerCase:{
$regex:utils.prettify(request.queryParams.term)
},
verified:true
}, {
name:true, url:true
}).sort({'extractors.social.score':-1})
.limit(10).toArray().map(function(app) {
return {
label:app.name,
value:app.url
};
});

20. Tools
● 10gen MMS
● Metrica
● Nodetime

21. Getting Started

23. Getting Started
● try.mongodb.org
● “dailyjs lmaw”
● olegp/notes & olegp/tokenize

24. Summary
● Optimize for ease of development
● Do design your schema
● Do not prematurely optimize
● Have fun!

25. Thanks!
@olegpodsechin
starthq.com/apps/?q=mongodb