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Intro to Cassandra Data Model
 
Non-relational, sparse model designed for high scale distributed storage

Data Model – Example Column Families

Data Model – Super & Composite column

Don’t think of a Relational Table
Instead, think of a nested, sorted map data structure
SortedMap<RowKey, SortedMap<ColumnKey, ColumnValue>>
Why?
• Physical model is more similar to sorted map than relational How?

Map gives efficient key lookup & Read More →