...
- Stable & Reliable
- Fault tolerant
- Scalability
- Efficient
- Cost-effective
- Maintainable
...
Table Indices
| No Format |
|---|
+-------------+
+---------------+ | USER TABLEs |
+-------+ | META 1 ~ 2^17 | | ... |
| META0 +-----+ ... +-----+ |
+-------+ | | | |
+---------------+ | |
+-------------+
1 2 3
↑ ↑ ↑
| | |
+---+-------+--------+ |
| Client +------------------------------+
+-----------+
|
...
| No Format |
|---|
From: To:
==============================================================================================================~~
edwardyoon@apache.org From:edward@udanax.org <"Edward J. Yoon">
To:chanwit@gmail.com <"Chanwit">
edward@udanax.org From:hama-dev@incubator.apache.org <"hama-dev">
Subject: Content: Address-Book: ...
~~==============================================================================================================
<"Hello, I'm ed"> <"This is a content"> Address-Book:doug@apache.org <"Doug Cutting"> ...
Address-Book:channy@gmail.com <"Channy Yoon">
...
|
SPAM filtering
- Sender reputation
- Social graph
- Text Pattern