1. Just like you!
April, 2008

2. We wanted to INNOVATE

3. He wanted cheaper ways to sell hot dogs
Merchant

4. We gave him low fees and no fixed cost
Merchant

5. He wanted convenience
Customer

6. We gave him confirmation at his own cell phone
Merchant
Customer

7. We gave him options to pay
Merchant
Customer

8. We gave him safety
Merchant
Customer

9. INNOVATE: Bring something new to an environment
Merchant
Customer

10. Then ... he wanted innovation in his business
web merchant
hotdog.com

11. We gave him simplicity
web merchant
hotdog.com

12. We gave him security
web merchant
hotdog.com
Customer

13. INNOVATE: Produce something never done before
web merchant
hotdog.com
Customer

14. Many wanted the same for their businesses

15. Many wanted the advantages of the transaction

16. A “whole lot” is happening every day

17. INNOVATE ... but DELIVER!

18. “No free lunch!”
We wanted to Innovate,
but we had to DELIVER

19. We had to choose right Start-up Agility Rapid growth Low cost Reliable
Good history
Open source
Solid company
On the Edge
Cluster
MySQL
Carrier Grade

20. We had to scale wisely Internet GSM Network Web process Data center 01
Replication
GSM Network
Transactions

21. We had to scale wisely Internet GSM Network Transactions Web process
Data center 02
Replication
Data center 01

22. Our Data Center structure
We had to build independency
GSM Network
Internet
Our Data Center structure

23. Only necessary tables for authorization
We had to use it to our advantage
Reports
Authorization
CRM
Credit
Billing
Proposal
Collection
Authorization
R/W
Only necessary tables for authorization
R/W
26 SQL nodes
8 SQL nodes
Replication
6 Data nodes
4 Data nodes
Replication
Replication R
MyIsam
Reports
Data Center 02

24. We had to think towards the data
26 SQL nodes (also used to store historic data)
70% of the data
Read only
MyIsam
6 Data nodes (only current data)
30% of the data
Read / Write
Cluster

25. DELIVER: provide something promised
DH&C
Data Center 01
BRT
Data Center 02
20 miles
10 MB METRO ETHERNET
Master
Slave
Slave
Master
Master
Slave
Data Center 01
Data Center 02
Slave
Master
2 MB MPLS

26. “A vision without action We innovated and delivered
is just a Dream!”
We innovated and delivered
but it had to be REAL

27. Start-up reality: scalability
...we just replace it.
If something goes wrong with a server...
...and the same happened with our servers.
The number of clients started to grow...

28. Credit card reality: availability and performance
working 24 x 7
# transactions per hour = 1040
# transactions per month = 750,000
amount per month = R$ 25,000,000.00
# proposals per month = 120,000
# proposals per day = 4,000
credit proposal troughput = 7 proposals per sec.

29. X X Financial transactions reality: reliability THAT`S WHAT WE USE
Backup Database
Lost Data
Lost Business
Backup
Failed
Restore X
Replicated Database
No lost data
No lost business X
Failed
Restore
THAT`S WHAT WE USE

30. Start-up for credit service involving financial transactions
REAL: something founded on practical matters
Start-up for credit service involving financial transactions
Scalability
Availability
MySQL Cluster 5.1 Carrier Grade
Performance
Reliability

31. We innovated, delivered and proved it real, but it was a CHALLENGE
“No pain no gain!”
We innovated, delivered and proved it real, but it was a CHALLENGE

32. and we still don’t have support contract
What we’ve been through
Totally possible
Work
Knowledge
Consulting
DATABASE
TEAM
DEVELOPMENT TEAM
and we still don’t have support contract

33. What we’ve gotten from it
High skilled team
Freedom to create
World Exposure MySQL Conference 2008

34. CHALLENGE: a stimulating situation

35. In the end ...

36. Some think it will INNOVATE

37. Others think it won’t be DELIVERED

38. Some may think it is UNREAL

39. Others understand the CHALLENGE

40. WE THINK IT IS A SUCCESS!