Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

CAP简介

424 views

Published on

Published in: Technology, Business
  • Be the first to comment

  • Be the first to like this

CAP简介

  1. 1. CAP
  2. 2. ( Consistency)
  3. 3. ( Consistency)
  4. 4. ( Consistency)
  5. 5. DB( Consistency)
  6. 6. DB DB ( Consistency)
  7. 7. DB DB ( Consistency)
  8. 8. DB DB ( Consistency)0.5 * p * (1 - p) + 0.5 * p * (1 -p) + 1 * p * p = p
  9. 9. DB DB ( Consistency) (Tolerance of network Partition)BigTable (column-oriented/tabular)Hypertable (column-oriented/tabular)HBase (column-oriented/tabular)MongoDB (document-oriented)Terrastore (document-oriented)Redis (key-value)Scalaris (key-value)MemcacheDB (key-value)Berkeley DB (key-value)
  10. 10. DB DB ( Consistency)Traditional RDBMSs like Postgres, MySQL, etc (relational)Vertica (column-oriented)Aster Data (relational)Greenplum (relational)
  11. 11. DB DB ( Consistency)Dynamo (key-value)Voldemort (key-value)Tokyo Cabinet (key-value)KAI (key-value)Cassandra (column-oriented/tabular)CouchDB (document-oriented)SimpleDB (document-oriented)Riak (document-oriented)
  12. 12. dl1 dl2
  13. 13. dl1 dl2
  14. 14. dl1 dl2

×