close Warning: Can't synchronize with repository "(default)" (Unsupported version control system "svn": libtasn1.so.6: failed to map segment from shared object: Cannot allocate memory). Look in the Trac log for more information.

Changes between Version 9 and Version 10 of jazz/10-04-24


Ignore:
Timestamp:
Apr 24, 2010, 3:13:50 PM (16 years ago)
Author:
jazz
Comment:

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  • jazz/10-04-24

    v9 v10  
    77   * 具備副本機制，優先存在記憶體中，後續寫入 commit log 中。採取完全平等的分散式架構，沒有 Hadoop !NameNode 單點失效問題(Single Point of Failure)
    88   * [http://en.wikipedia.org/wiki/CAP_theorem CAP theorem] - Consistency(一致性), Availibility(可用性),Partition Tolerance(容錯性)三個勢必要犧牲其中一個！！
    9    * [[Image(hbase_cassandra_hypertable.png,width=600)]]
    109 * 10:10–11:00 The Future of JavaScript. I mean ECMAScript - Douglas Crockford (Yahoo!)
    1110   * IE 6 用戶消褪得很慢 -> IE6 MUST DIE!!
    … …  
    4140   * [http://fosdem.org/2010/schedule/tracks/nosql FOSDEM NoSQL session]
    4241 * [http://www.larsgeorge.com/2009/03/hbase-vs-couchdb-in-berlin.html HBase vs. CouchDB in Berlin]
     42
     43   * [[Image(hbase_cassandra_hypertable.png,width=600)]]
     44   * [[Image(mongodb_hbase_couchdb.png,width=600)]]