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Riak vs. kdb+

Riak kdb+ + Add column
Category
Preference (43% global votes) (67% global votes)
Website docs.​basho.​com kx.​com
License
Design
Database model
Data storage
Embeddable No Yes
Features
Query language
Data types ?
Conditional entry updates No Yes
Map and reduce Yes Yes
Unicode Yes Yes
TTL for entries Yes Conditional
Compression Yes Yes
Integrity
Integrity model ?
Atomicity No 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 No
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes No Yes
Graph support No ?
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding ? Yes
Shared nothing architecture Yes Yes
Restrictions
Value size max. 64 MB 10 TB
System requirements
Operating system
Native driver
Memory minimum 4 GB 100 kB
Architecture
Programming language
More
Description High performance key-value/document store. In memory, high performance columnar
Brand
Multi-user system Yes Yes
Database
Standard compliance No Yes
Software distribution
Release Date 17ᵗʰ August 2009 1993
Documentation level ★★★★★ ★★★★☆
RESTful Yes Yes
Lines of code 4.5 k ?
Distributed Counter Yes Yes
Free to use Yes Conditional
Active Yes Yes
Database Connection Pooling Yes Yes
Real time analytics Yes Yes
Creation Date 17ᵗʰ November 2009 1993
Community Driven Good Good
Web interface No Yes
API Good Good
Cloud platform support
Online backup Yes Yes
Log Yes Yes
Implementation flexibility (67% global votes) (100% global votes)
Download basho.​com/​resources/​downloads/​ https:/​/​kx.​com/​software-download.​php
Backup functionality Good Good
Query Cache Yes Yes
Ease of use ★★★★★ ★★★★☆
Siblings Yes ?
In-Place Update Yes Yes
Free for commercial use Yes Yes
Sorts Yes Yes
Tuneable write concerns Yes Yes
Read preferences Yes Yes
Open Source Yes No
Perfomance ★★★★★ ★★★★★
JSON Yes Yes
Flexible Table(Schema) Yes No
Geo-distributed Yes Yes
Re-Reduce Yes Yes
Free edition Yes Yes
Monitoring UI Yes Yes
Extension/Plug-in ? Yes
Price rating ? ★★★★★
Object-Relational Mapping (ORM) ? Yes
Widgets Dashboard ? Good
Color ?
Function Based Index ? Yes
Geographic Replication ? Yes
Level of access authorization ?
Capped Collections ? Yes
Event Driven Architecture ? Yes
Op/s ? 100 000
XInclude Support ? No
XQuery Support ? No
Maven support ? Yes
Global Assembly Cache ? Yes
Triggers ? Yes
Cloud-enabled ? Yes
Licenses model ?
Pipeline Aggregation ? Yes
Spring Data Support ? Yes
Predictive Analytics ? Yes
Geospatial ? Yes
Text Analytics ? Yes
Server Side Java Script ? Yes
Batch Loading ? Yes
Administrator responsive? ? Yes
Clustering over WAN ? Yes
Fully Distributed ? Yes
Stored Procedure ? Yes
Second Level Caching ? Yes
Concurrency ? Yes
Auto-Sharding ? Yes
Native Adsense Integration ? No
Delta read ? Yes
Delta Update ? Yes
Aggregators ? Yes
Near cache ? Yes
Continuous query ? Yes
HTTP Session replication ? Yes
LDAP Integration ? Yes
In business since ? 1993
Number of systems in production ? 80 000
24/7 support ? 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 ? No
Drools Integration ? No
Storm Integration ? No
Offheap Memory ? Yes
In-Memory File System ? Yes
CEP Streaming ? Yes
SQL Queries ? Yes
memcached protocol ? Yes
Does your mom understand it ? No
CLI` ? Yes
Web Page Caching ? Yes
Web Page Fragment Caching ? Yes
Abstracts complexity of UI Components ? Yes
Hadoop Integration ? Yes
Apache Spark Integration ? Yes
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Riak kdb+
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