about Windows Azure Table

1. Windows
Azure
Table
@takekazuomi
2011/1/26

2. Scalable
Service
with
Cloud
•
•
•
•
• Scalable
Service
=>
Windows
Azure

3. Windows
Azure
• Azure
Table
– Google
App
Engine
• BigTable
• spin-­‐down/up
– Amazon
SimpleDB
• 2010/2/24
ConsistentRead
hKp://www.atmarkit.co.jp/news/201002/25/aws.html
•
– CondiPonal
Put
and
Delete OpPmisPc
Concurrency
Control
– Casandra/HBase
• HBase

4. Windows
Azure
Table
• Open
Data
Protocol
(OData)
– HTTP,
Atom
Pub
JSON
• hKp://www.odata.org/
• Distributed
Storage
System
for
Structured
Data
– BigTable/Casandra
NoSQL)
•
•

5. CAP
1. (Consistency)
–
2. (Availability)
–
–
3. (ParPPon
Tolerance)
–
BigTable

6. •
•
•
•
•
•
– Consistency

7. •
– 100
•
– 300
•
– 1,000
item/sec
5,000

8. •
–
Table,
•
–
• Azure
Table Table RDBMS
–
–
•
– =
14.7
/GB/ 18 /TB/

9. •
•
– Person
•
– Log Queue
Idenpotent
recover
– recover

10. •
–
• 500ms
–
1s
–
• 5
–
7
=
200ms
• 150ms
–
200ms
•
– Small
instance
(1
core) 15 90
PercenPle
– 1
2 4
8
core
– 15/core
64
core
64
core
600 /

11. MEMO
• Windows
Azure
Storage
Abstrac4ons
and
their
Scalability
Targets
– h9p://blogs.msdn.com/b/windowsazurestorage/archive/
2010/05/10/windows-­‐azure-­‐storage-­‐abstrac4ons-­‐and-­‐their-­‐
scalability-­‐targets.aspx
• Windows
Azure
Storage
Architecture
Overview
– hKp://blogs.msdn.com/b/windowsazurestorage/archive/2010/12/30/
windows-­‐azure-­‐storage-­‐architecture-­‐overview.aspx
• Performance
in
Windows
Azure
and
Azure
Storage
– hKp://convecPve.wordpress.com/2010/10/08/performance-­‐in-­‐
windows-­‐azure-­‐and-­‐azure-­‐storage/
• Azurescope:
Benchmarking
and
Guidance
for
Windows
Azure
– hKp://azurescope.cloudapp.net/Default.aspx
• DynamicJSON
–
@neuecc
– hKp://dynamicjson.codeplex.com/