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kdb+ vs. Couchbase

kdb+ Couchbase + Add column
Category
Preference (67% global votes) (55% global votes)
Website kx.​com www.​couchbase.​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 Conditional Yes
Compression Yes Yes
Integrity
Integrity model ?
Atomicity Yes No
Consistency Yes Yes
Isolation Yes No
Durability (data storage) Yes Yes
Transactions Yes No
Referential integrity Yes 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
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes Yes
Restrictions
Value size max. 10 TB 20 MB
System requirements
Operating system
Native driver
Memory minimum 100 kB 4 GB
Architecture
Programming language
More
Description In memory, high performance columnar High performance key-value/document store with very flexible,Fast Global Secondary Indexes RAM
Brand
Multi-user system Yes Yes
Extension/Plug-in Yes Yes
Database
Price rating ★★★★★ ★★★★☆
Standard compliance Yes Yes
Software distribution
Object-Relational Mapping (ORM) Yes Yes
Release Date 1993 February 2011
Documentation level ★★★★☆ ★★★★☆
RESTful Yes Yes
Distributed Counter Yes Yes
Free to use Conditional Yes
Active Yes Yes
Database Connection Pooling Yes Yes
Real time analytics Yes Yes
Creation Date 1993 ?
Community Driven Good Good
Web interface Yes Yes
Widgets Dashboard Good ?
API Good Good
Color ?
Cloud platform support
Online backup Yes Yes
Function Based Index Yes Yes
Geographic Replication Yes Yes
Log Yes Yes
Implementation flexibility (100% global votes) (57% global votes)
Download https:/​/​kx.​com/​software-download.​php www.​couchbase.​com/​download
Level of access authorization
Backup functionality Good Good
Query Cache Yes Yes
Ease of use ★★★★☆ ★★★★★
In-Place Update Yes Yes
Free for commercial use Yes Yes
Sorts Yes Yes
Capped Collections Yes ?
Tuneable write concerns Yes Yes
Read preferences Yes Yes
Event Driven Architecture Yes ?
Open Source No Yes
Op/s 100 000 159 997
XInclude Support No ?
XQuery Support No ?
Maven support Yes Yes
Global Assembly Cache Yes ?
Triggers Yes No
Perfomance ★★★★★ ★★★★☆
Cloud-enabled Yes ?
Licenses model ?
Pipeline Aggregation Yes ?
Spring Data Support Yes Yes
Predictive Analytics Yes ?
Geospatial Yes Yes
Text Analytics Yes ?
Server Side Java Script Yes Yes
JSON Yes Yes
Flexible Table(Schema) No Yes
Geo-distributed Yes Yes
Batch Loading Yes ?
Administrator responsive? Yes ?
Re-Reduce Yes Yes
Clustering over WAN Yes Yes
Fully Distributed Yes Yes
Stored Procedure Yes No
Second Level Caching Yes ?
Concurrency Yes Yes
Auto-Sharding Yes Yes
Native Adsense Integration No ?
Delta read Yes ?
Delta Update Yes ?
Aggregators Yes ?
Near cache Yes Yes
Continuous query Yes ?
HTTP Session replication Yes ?
LDAP Integration Yes ?
In business since 1993 2009
Number of systems in production 80 000 ?
24/7 support Yes Yes
Free edition Yes Yes
Distributed code Deployment Yes ?
Dynamic code deployment Yes ?
DB Delta Server Yes ?
Rolling Upgrade Yes ?
Dynamic index Yes ?
Data Grid interceptors Yes ?
Replication interceptors Yes ?
Kafka Integration Yes Yes
Drools Integration No ?
Storm Integration No ?
Offheap Memory Yes ?
In-Memory File System Yes ?
CEP Streaming Yes ?
SQL Queries Yes Yes
Multi-statement Transactions No Yes
memcached protocol Yes Yes
Does your mom understand it No ?
Monitoring UI Yes Yes
CLI` Yes Yes
Web Page Caching Yes ?
Web Page Fragment Caching Yes ?
Abstracts complexity of UI Components Yes ?
Hadoop Integration Yes Yes
Apache Spark Integration Yes Yes
Multilingual content ? Yes
WYSIWYG-Editor ? Yes
WSDL ? No
Data encryption ? Yes
Key length max ? 250
Cross Domain Testing ? Yes
Materialized Views ? Yes
Ajax ? Yes
Max rows in query result ? 100 000
ORM Join Support ? Yes
Contributors ? 4
command-line console ? Yes
Point In Time Recovery ? Yes
{{alert('xss');}} ?
Incremental Backup ? Yes
Does your boss understand it? ? Yes
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kdb+ Couchbase
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