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MySQL vs. kdb+

MySQL kdb+ + Add column
Category
Preference (30% global votes) (86% global votes)
Website www.​mysql.​com kx.​com
License
Design
Database model
Data storage
Embeddable Yes Yes
Features
Query language
Data types ?
Conditional entry updates Yes Yes
Map and reduce No Yes
Unicode Yes Yes
TTL for entries Yes Conditional
Compression Yes Yes
Integrity
Integrity model ?
Atomicity Yes Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes Yes
Referential integrity Yes 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 ?
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding No Yes
Shared nothing architecture No Yes
Restrictions
Value size max. 10 EB 10 TB
System requirements
Operating system
Native driver
Memory minimum 11 MB 100 kB
Architecture
Programming language
More
Description Relational database system In memory, high performance columnar
Brand
Multi-user system Conditional Yes
Extension/Plug-in Yes Yes
Database
Multilingual content Yes ?
Price rating ★★★★★ ★★★★★
Multiple projects Yes ?
Standard compliance Yes Yes
Software distribution
Object-Relational Mapping (ORM) No Yes
Release Date May 1995 1993
Documentation level ★★★★☆ ★★★★☆
RESTful No Yes
Lines of code 1 100 k ?
Free to use Yes Conditional
Active Yes Yes
Database Connection Pooling Yes Yes
Real time analytics Conditional Yes
Creation Date 1995 1993
Community Driven Good Good
Web interface Yes Yes
Data encryption Yes ?
Cloud platform support
Online backup Yes Yes
Partial Index Yes ?
Function Based Index Yes Yes
Key length max 3 072 ?
Log Yes Yes
Implementation flexibility (21% global votes) (100% global votes)
Download dev.​mysql.​com/​downloads/​ https:/​/​kx.​com/​software-download.​php
Backup functionality Good Good
Query Cache Yes Yes
Ease of use ★★★★★ ★★★★☆
In-Place Update No Yes
Free for commercial use Yes Yes
Sorts Yes Yes
Tuneable write concerns Yes Yes
Open Source Yes No
Triggers Yes Yes
Perfomance ★★★★☆ ★★★★★
Cloud-enabled Yes Yes
Multivariate Testing No ?
Materialized Views No ?
Pipeline Aggregation Yes Yes
Spring Data Support Yes Yes
Geospatial Yes Yes
Text Analytics Yes Yes
Server Side Java Script No Yes
JSON Yes Yes
Flexible Table(Schema) No No
Geo-distributed No Yes
Stored Procedure Yes Yes
Concurrency Yes Yes
24/7 support Yes Yes
Free edition Yes Yes
SQL Queries Yes Yes
3D Support Yes ?
Monitoring UI Yes Yes
Online backup (no locking) Yes ?
CLI` Yes Yes
Abstracts complexity of UI Components Yes Yes
Point In Time Recovery Yes ?
 Exportar a Excel las personas relacionas con la solicitud Yes ?
Does remove features when broken? Yes ?
Can help Modi to make New India ? Yes ?
Distributed Counter ? Yes
Widgets Dashboard ? Good
API ? Good
Color ?
Geographic Replication ? Yes
Level of access authorization ?
Capped Collections ? Yes
Read preferences ? Yes
Event Driven Architecture ? Yes
Op/s ? 100 000
XInclude Support ? No
XQuery Support ? No
Maven support ? Yes
Global Assembly Cache ? Yes
Licenses model ?
Predictive Analytics ? Yes
Batch Loading ? Yes
Administrator responsive? ? Yes
Re-Reduce ? Yes
Clustering over WAN ? Yes
Fully Distributed ? Yes
Second Level Caching ? 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
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
memcached protocol ? Yes
Does your mom understand it ? No
Web Page Caching ? Yes
Web Page Fragment Caching ? Yes
Hadoop Integration ? Yes
Apache Spark Integration ? Yes
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MySQL kdb+
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