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Couchbase vs. IBM DB2

Couchbase IBM DB2 + Add column
Category
Preference 75% votes 25% votes
Website www.​couchbase.​com www.​ibm.​com/​software/​data/​db2
License
Design
Database model
Data storage
Embeddable Yes No
Features
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce Yes No
Unicode Yes Yes
TTL for entries 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 Yes
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 Yes
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes Yes
Restrictions
Value size max. 20 MB 2 EB
System requirements
Operating system
Native driver
Memory minimum 4 GB 256 MB
Architecture
Programming language
More
Description High performance key-value/document store with very flexible,Fast Global Secondary Indexes RAM Rdbms
Brand
Multi-user system Yes Yes
Extension/Plug-in Yes Conditional
Database
Multilingual content Yes ?
Price rating ★★★★☆ ★★★★☆
WYSIWYG-Editor Yes ?
Standard compliance Yes Yes
Software distribution
Object-Relational Mapping (ORM) Yes Yes
Release Date February 2011 ?
Documentation level ★★★★☆ ★★★★☆
RESTful Yes Yes
Distributed Counter Yes ?
Free to use Yes Conditional
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 Good
Cloud platform support
Online backup Yes Yes
Function Based Index Yes Yes
Key length max 250 ?
Log Yes Yes
Implementation flexibility (60% global votes) (0% global votes)
Download www.​couchbase.​com/​download www-01.​ibm.​com/​software/​data/​db2/​
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 ?
Read preferences No Yes
Open Source Yes No
Op/s 159 997 ?
Triggers No Yes
Perfomance ★★★★☆ ★★★★★
Cross Domain Testing Yes ?
Materialized Views Yes Yes
Spring Data Support Yes ?
Geospatial Yes Yes
Server Side Java Script Yes ?
JSON Yes Yes
Flexible Table(Schema) Yes Yes
Geo-distributed Yes ?
Ajax Yes ?
Max rows in query result 100 000 5
ORM Join Support Yes ?
Re-Reduce Yes ?
Clustering over WAN Yes ?
Fully Distributed Yes ?
Stored Procedure No Yes
Concurrency Yes Yes
Auto-Sharding Yes ?
Contributors 4 ?
Near cache Yes ?
HTTP Session replication Yes ?
In business since 2009 ?
24/7 support Yes Yes
Free edition Yes Yes
Kafka Integration Yes ?
SQL Queries Yes Yes
Multi-statement Transactions Yes ?
memcached protocol Yes ?
Monitoring UI Yes ?
CLI` Yes Yes
Point In Time Recovery No ?
{{alert('xss');}} ?
Does your boss understand it? Yes ?
Accelerometer sensor ? No
Partial Index ? Yes
Level of access authorization ?
Cloud-enabled ? Yes
Pause Test ? Yes
Predictive Analytics ? Yes
Text Analytics ? Yes
Recursive queries ? Yes
Online backup (no locking) ? Yes
+ Add row ++
Couchbase IBM DB2
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