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Couchbase vs. eXtremeDB

Couchbase eXtremeDB + Add column
Category
Preference 75% votes 25% votes
Website www.​couchbase.​com www.​mcobject.​com
License
Design
Database model
Data storage
Embeddable Yes Yes
Features
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce Yes No
Unicode Yes Yes
TTL for entries Yes Yes
Compression Yes Yes
Integrity
Integrity model
Atomicity No Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes Yes
Referential integrity No No
Revision control Yes Yes
Locking model
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes Yes Yes
Graph support No Conditional
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes Yes
Restrictions
Value size max. 20 MB 100 TB
System requirements
Operating system
Native driver
Memory minimum 4 GB 200 kB
Architecture
Programming language
More
Description High performance key-value/document store with very flexible,Fast Global Secondary Indexes RAM Memory based database
Brand
Multi-user system Yes Yes
Extension/Plug-in Yes ?
Database
Multilingual content Yes Yes
Price rating ★★★★☆ ★★★☆☆
WYSIWYG-Editor Yes No
Standard compliance Yes Yes
Software distribution
Object-Relational Mapping (ORM) Yes No
Release Date February 2011 12ᵗʰ September 2001
Documentation level ★★★★☆ ★★★★☆
RESTful Yes No
Distributed Counter Yes ?
Free to use Yes No
Active Yes Yes
Database Connection Pooling Yes Yes
Real time analytics Yes Yes
Community Driven Good No
WSDL No ?
Web interface Yes Yes
Data encryption Yes Yes
API Good ?
Cloud platform support
Online backup Yes Yes
Function Based Index Yes ?
Key length max 250 ?
Geographic Replication Yes ?
Log Yes Yes
Implementation flexibility (60% global votes) (44% global votes)
Download www.​couchbase.​com/​download ?
Backup functionality Good Excellent
Query Cache Yes Yes
Ease of use ★★★★★ ★★★★☆
In-Place Update Yes Yes
Free for commercial use Yes No
Sorts Yes Yes
Tuneable write concerns No ?
Read preferences No Yes
Open Source Yes No
Op/s 159 997 ?
Maven support Yes ?
Triggers No Yes
Perfomance ★★★★☆ ★★★★★
Cross Domain Testing Yes Yes
Materialized Views Yes ?
Spring Data Support Yes ?
Geospatial Yes Yes
Server Side Java Script Yes No
JSON Yes Yes
Flexible Table(Schema) Yes Yes
Geo-distributed Yes ?
Ajax Yes ?
Max rows in query result 100 000 ?
ORM Join Support Yes ?
Re-Reduce Yes ?
Clustering over WAN Yes ?
Fully Distributed Yes ?
Stored Procedure No No
Concurrency Yes Yes
Auto-Sharding Yes Yes
Contributors 4 ?
Near cache Yes ?
HTTP Session replication Yes ?
In business since 2009 ?
24/7 support Yes ?
Free edition Yes ?
Kafka Integration Yes ?
SQL Queries Yes ?
Multi-statement Transactions Yes ?
memcached protocol Yes ?
Monitoring UI Yes Yes
CLI` Yes Yes
command-line console Yes ?
Hadoop Integration Yes ?
Apache Spark Integration Yes ?
Point In Time Recovery No ?
{{alert('xss');}} ?
Incremental Backup Yes ?
Does your boss understand it? Yes ?
3D Screen ? No
2 Letter Country Code ? US
Partial Index ? Yes
XInclude Support ? Yes
Predictive Analytics ? No
Text Analytics ? Yes
OData ? Yes
HTML5 Charts ? Yes
Decision Tables ? Yes
Online backup (no locking) ? Yes
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Couchbase eXtremeDB
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