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Couchbase vs. VoltDB

Couchbase VoltDB + Add column
Category
Preference 50% votes 50% votes
Website www.​couchbase.​com www.​voltdb.​com
License
Design
Database model
Data storage
Embeddable Yes 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 No Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes Yes
Referential integrity No Yes
Revision control Yes Yes
Locking model
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes No
Geospatial Indexes Yes Yes
Graph support No No
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes Yes
Restrictions
Value size max. 20 MB ?
System requirements
Operating system
Native driver
Memory minimum 4 GB 4 GB
Architecture
Programming language
More
Description High performance key-value/document store with very flexible,Fast Global Secondary Indexes RAM 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 ★★★★☆ ★★★★☆
WYSIWYG-Editor Yes ?
Standard compliance Yes Yes
Software distribution
Object-Relational Mapping (ORM) Yes Yes
Release Date February 2011 April 2010
Documentation level ★★★★☆ ★★★★★
RESTful Yes 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 Good Basic
WSDL No ?
Web interface Yes Yes
Data encryption Yes ?
API Good ?
Cloud platform support
Online backup Yes Yes
Function Based Index Yes Yes
Key length max 250 1 000 000
Log Yes Yes
Implementation flexibility (60% global votes) (100% global votes)
Download www.​couchbase.​com/​download voltdb.​com/​download/​software
Backup functionality Good Excellent
Query Cache Yes Yes
Ease of use ★★★★★ ★★★★☆
In-Place Update Yes Yes
Free for commercial use Yes Yes
Sorts Yes Yes
Tuneable write concerns No Yes
Read preferences No ?
Open Source Yes Yes
Op/s 159 997 15 000 000
Triggers No No
Perfomance ★★★★☆ ★★★★★
Cross Domain Testing Yes ?
Materialized Views Yes Yes
Spring Data Support Yes Yes
Geospatial Yes ?
Server Side Java Script Yes ?
JSON Yes Yes
Flexible Table(Schema) Yes Yes
Geo-distributed Yes Yes
Ajax Yes ?
Max rows in query result 100 000 ?
ORM Join Support Yes ?
Re-Reduce Yes ?
Clustering over WAN Yes No
Fully Distributed Yes ?
Stored Procedure No Yes
Concurrency Yes Yes
Auto-Sharding Yes Yes
Contributors 4 40
Near cache Yes No
HTTP Session replication Yes ?
In business since 2009 ?
24/7 support Yes Yes
Free edition Yes Yes
Kafka Integration Yes Yes
SQL Queries Yes Yes
Multi-statement Transactions Yes Yes
memcached protocol Yes ?
Monitoring UI Yes ?
CLI` Yes ?
Point In Time Recovery No ?
{{alert('xss');}} ?
Does your boss understand it? Yes ?
Bluetooth ? No
Accelerometer sensor ? No
2 Letter Country Code ? US
Admin Generator ? Yes
Partial Index ? Yes
Geographic Replication ? Yes
Event Driven Architecture ? Yes
Maven support ? Yes
Pipeline Aggregation ? Yes
Predictive Analytics ? Yes
Second Level Caching ? No
Попаболь ? Yes
Aggregators ? Yes
Continuous query ? 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
Maximum Database Size ? 25 TB
Does your mom understand it ? No
Columner ? No
Monitoring and Management ?
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Couchbase VoltDB
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