NOSQL and Cassandra

Introduction to NOSQL And Cassandra @rantav @outbrain

SQL is good ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Challenge: Modern web apps ,[object Object],[object Object],[object Object],[object Object],[object Object],SCALING

Scaling Solutions - Replication Scales Reads

Scaling Solutions - Sharding Scales also Writes

Brewer's CAP Theorem: You can only choose two

Availability + Partition Tolerance (no Consistency)

Taxonomy of NOSQL data stores ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

,[object Object],[object Object],[object Object],[object Object],[object Object]

N/R/W ,[object Object],[object Object],[object Object],CONSISTENCY DOWN TO EARTH

N/R/W - Typical Values ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Model - Forget SQL ,[object Object]

Data Model - Vocabulary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Model - Columns ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Model - Column Family ,[object Object],[object Object],[object Object]

Data Model - Rows ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Model - Songs example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Model - Super Columns ,[object Object]

Data Model - Super Columns ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The API - Read ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The True API ,[object Object],[object Object],[object Object],[object Object],[object Object]

The API - Write ,[object Object],[object Object],[object Object],[object Object],[object Object]

The API - Meta ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The API - DDL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The API - CQL ,[object Object],[object Object],[object Object]

Consistency Model ,[object Object],[object Object],[object Object]

Consistency Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Java Code ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Java Client - Hector http://github.com/rantav/hector ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Java Client - Hector - cont ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Java Client - Hector - cont ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Extra If you're not snoring yet...

Sorting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Thrift ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Thrift ,[object Object],[object Object],[object Object]

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Required Reading ;-) ,[object Object],[object Object]

From Dynamo: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

From BigTable ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Architecture Layers Cluster Management Messaging service Gossip Failure detection Cluster state Partitioner Replication Single Host Commit log Memtable SSTable Indexes Compaction

Memtables ,[object Object],[object Object]

SSTables ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Write Properties ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Bloom Filters ,[object Object],[object Object],[object Object],[object Object],[object Object]

Read Properteis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Compactions ,[object Object],[object Object],[object Object],[object Object]

Gossip ,[object Object],[object Object],[object Object],[object Object],[object Object]

Deletions ,[object Object],[object Object],[object Object],[object Object]

Extra Long list of subjects ,[object Object],[object Object],[object Object],[object Object]

SEDA ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

References ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

NOSQL and Cassandra

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