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Apache Accumulo vs. VoltDB

Apache Accumulo VoltDB + Add column
Category
Preference 25% votes 75% votes
Website accumulo.​apache.​org www.​voltdb.​com
License
Design
Database model
Data storage
Embeddable No Yes
Features
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce Yes Yes
Unicode Yes Yes
TTL for entries Yes No
Compression Yes No
Integrity
Integrity model
Atomicity Conditional Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions No Yes
Referential integrity No Yes
Revision control Yes Yes
Locking model
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search No No
Geospatial Indexes No Yes
Graph support Yes No
Graph type ?
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes Yes
Restrictions
Value size max. 1 EB ?
System requirements
Operating system
Native driver
Memory minimum 8 GB 4 GB
Architecture
Programming language
More
Description A distributed database featuring cell level security and server-side computation VoltDB is an ACID-compliant OLTP database that can process millions of transactions per second on commodity servers that are loosely connected over a fast network. It is a highly scalable alternative to legacy SQL databases such as Oracle and MySQL. VoltDB is accessed using SQL, the industry standard data language, and is also accessible using popular key-value and document-style interfaces.
Brand ?
Multi-user system Yes Yes
Extension/Plug-in Yes ?
Database
Multilingual content Yes Yes
Price rating ★★★★★ ★★★★☆
Multiple projects Yes ?
Standard compliance Yes Yes
Software distribution
Release Date September 2011 ?
Documentation level ★★★☆☆ ★★★★★
RESTful No Yes
Distributed Counter Yes No
Free to use Yes Yes
Active Yes Yes
Database Connection Pooling Yes Yes
Real time analytics Yes Yes
Community Driven Basic Basic
API Basic Good
Log Yes Yes
Implementation flexibility (50% global votes) (100% global votes)
Download accumulo.​apache.​org/​downloads/​ voltdb.​com/​download/​software
Level of access authorization ?
Query Cache Yes Yes
Ease of use ★★★☆☆ ★★★★☆
Free for commercial use Yes Yes
Sorts Yes Yes
Open Source Yes Yes
Perfomance ★★★★☆ ★★★★★
Server Side Java Script No ?
JSON Yes Yes
Flexible Table(Schema) No Yes
Fully Distributed Yes ?
Stored Procedure No Yes
Concurrency Yes Yes
Auto-Sharding Yes Yes
Free edition Yes Yes
Kafka Integration Yes Yes
SQL Queries No Yes
420 Friendly? Yes ?
Recursive queries No ?
CLI` Yes ?
Hadoop Integration Yes ?
Bluetooth ? No
Accelerometer sensor ? No
Object-Relational Mapping (ORM) ? Yes
Creation Date ? 2012
Web interface ? Yes
2 Letter Country Code ? US
Cloud platform support ?
Online backup ? Yes
Admin Generator ? Yes
Partial Index ? Yes
Function Based Index ? Yes
Key length max ? 1 000 000
Geographic Replication ? Yes
Backup functionality ? Excellent
In-Place Update ? Yes
Tuneable write concerns ? Yes
Event Driven Architecture ? Yes
Op/s ? 15 000 000
Maven support ? Yes
Triggers ? No
Materialized Views ? Yes
Pipeline Aggregation ? Yes
Spring Data Support ? Yes
Predictive Analytics ? Yes
Geo-distributed ? Yes
Clustering over WAN ? No
Second Level Caching ? No
Попаболь ? Yes
Contributors ? 40
Aggregators ? Yes
Near cache ? No
Continuous query ? Yes
24/7 support ? Yes
Distributed code Deployment ? Yes
Dynamic code deployment ? Yes
DB Delta Server ? No
Rolling Upgrade ? Yes
Storm Integration ? Yes
Offheap Memory ? Yes
CEP Streaming ? Yes
Atomic Persistence ? Yes
User and Group role based security model ? Yes
Minimum Java version ? 1.7
Average Latency (milliseconds)) ? 1
Multi-statement Transactions ? Yes
Columner ? No
Monitoring and Management ?
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Apache Accumulo VoltDB
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