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DynamoDB vs. Apache Accumulo

DynamoDB Apache Accumulo + Add column
Preference (33% global votes) (43% global votes)
Website aws.​amazon.​com/​DynamoDB/​ accumulo.​apache.​org
Database model
Data storage
Embeddable No No
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce No Yes
Unicode Yes Yes
TTL for entries Yes Yes
Compression Yes Yes
Integrity model
Atomicity Yes Conditional
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes No
Referential integrity Yes No
Revision control Yes Yes
Locking model
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search No No
Geospatial Indexes No No
Graph support No Yes
Graph type ?
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes Yes
Value size max. 64 kB 1 EB
System requirements
Operating system
Native driver ?
Memory minimum ? 8 GB
Programming language
Description Key-value A distributed database featuring cell level security and server-side computation
Multi-user system Yes Yes
Software distribution
Object-Relational Mapping (ORM) Yes ?
Release Date 18ᵗʰ January 2012 September 2011
Documentation level ★★★★☆ ★★★☆☆
Distributed Counter Yes Yes
Free to use Conditional Yes
Active Yes Yes
Real time analytics Yes Yes
Community Driven No Basic
WSDL Yes ?
Web interface Yes ?
Cloud platform support ?
Online backup No ?
Function Based Index Yes ?
Log Yes Yes
Implementation flexibility (0% global votes) (50% global votes)
Backup functionality Basic ?
Ease of use ★★★★☆ ★★★☆☆
Free for commercial use Yes Yes
Sorts Yes Yes
Perfomance ★★★★☆ ★★★★☆
Materialized Views Yes ?
Spring Data Support Yes ?
Geospatial Yes ?
JSON Yes Yes
Geo-distributed Yes ?
Fully Distributed Yes Yes
Auto-Sharding Yes Yes
24/7 support Yes ?
Free edition Yes Yes
memcached protocol No ?
Does your mom understand it No ?
Monitoring UI No ?
Lund Yes ?
Extension/Plug-in ? Yes
Database ?
Multilingual content ? Yes
Price rating ? ★★★★★
Multiple projects ? Yes
Standard compliance ? Yes
RESTful ? No
Database Connection Pooling ? Yes
API ? Basic
Download ? accumulo.​apache.​org/​downloads/​
Level of access authorization ?
Query Cache ? Yes
Open Source ? Yes
Server Side Java Script ? No
Flexible Table(Schema) ? No
Stored Procedure ? No
Concurrency ? Yes
Kafka Integration ? Yes
SQL Queries ? No
420 Friendly? ? Yes
Recursive queries ? No
CLI` ? Yes
Hadoop Integration ? Yes
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DynamoDB Apache Accumulo
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