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Apache Hadoop vs. Cassandra

Apache Hadoop Cassandra + Add column
Description Huge Data Management Second Generation Distributed Database
Multi-user system Yes Yes
Memory minimum 10 EB 8 GB
Operating system
Programming language
Website hadoop.​apache.​org cassandra.​apache.​org
Database model
Query language
Transactions No Yes
Unicode Yes Yes
Referential integrity No No
Price rating ★★★★☆ ★★☆☆☆
Standard compliance No Yes
Sharding Yes Yes
Replication Yes Yes
Map and reduce Yes Yes
Revision control Yes Yes
Atomicity Yes Yes
Consistency Yes Yes
Isolation No Yes
Durability (data storage) Yes Yes
Horizontal scalable Yes Yes
Integrity model
Software distribution ?
Full text search No No
Preference (28% global votes) (0% global votes)
Release Date September 2007 ?
Documentation level ★★★★☆ ★★★★☆
TTL for entries Yes Yes
Value size max. 10 PB 2 GB
Conditional entry updates Yes Yes
Composite keys Yes Yes
Free to use Yes Yes
Active Yes Yes
Compression Yes Yes
Real time analytics No ?
WSDL Yes ?
Shared nothing architecture Yes Yes
Web interface Yes ?
Secondary Indexes Yes Yes
Graph support Conditional Yes
Embeddable Yes Yes
Geospatial Indexes No No
Data storage
Replication mode
Native driver
Online backup Yes ?
Data types
Partial Index No ?
Function Based Index No ?
Log Yes ?
Implementation flexibility (17% global votes) (0% global votes)
Download hadoop.​apache.​org/​releases.​html ?
Backup functionality Good ?
Query Cache Yes ?
Ease of use ★★★★☆ ?
In-Place Update No ?
Free for commercial use Yes ?
Sorts Yes ?
Capped Collections Yes ?
Tuneable write concerns Yes ?
Open Source Yes Yes
Perfomance ★★★★☆ ?
JSON Yes ?
Geo-distributed No ?
Max rows in query result 9 999 999 999 ?
Stored Procedure Yes ?
24/7 support No ?
Free edition Yes ?
SQL Queries Yes ?
CLI` Yes ?
¿Es una Cagada? No ?
Hadoop Integration Yes ?
Apache Spark Integration Yes ?
Extension/Plug-in ? Yes
Locking model ?
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Apache Hadoop Cassandra
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