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MariaDB vs. IBM DB2

MariaDB IBM DB2 + Add column
Category
Preference (57% global votes) (58% global votes)
Website https:/​/​mariadb.​org/​ 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 No No
Unicode Yes Yes
TTL for entries No ?
Compression Yes Yes
Integrity
Integrity model
Atomicity Yes Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes Conditional
Referential integrity Yes Yes
Revision control ? Yes
Locking model
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes Yes Yes
Graph support Yes Yes
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding No Yes
Shared nothing architecture No Yes
Restrictions
Value size max. ? 2 EB
System requirements
Operating system
Native driver
Memory minimum 11 MB 256 MB
Architecture
Programming language
More
Description Relational Database System Rdbms
Brand
Multi-user system Yes Yes
Extension/Plug-in Yes Conditional
Database
Multilingual content Yes ?
Price rating ★★★★★ ★★★★☆
Multiple projects Yes ?
Standard compliance Yes Yes
Software distribution
Object-Relational Mapping (ORM) Yes Yes
Release Date 2009 ?
Documentation level ★★★★☆ ★★★★☆
RESTful No Yes
Free to use Yes Conditional
Active Yes Yes
Database Connection Pooling Yes Yes
Real time analytics No Yes
Creation Date 2009 ?
Community Driven Good No
Web interface Yes Yes
Data encryption Yes Yes
Cloud platform support
Online backup Yes Yes
Partial Index No Yes
Function Based Index Yes Yes
Key length max 255 ?
Log Yes Yes
Implementation flexibility (50% global votes) (0% global votes)
Download https:/​/​downloads.​mariadb.​org/​ www-01.​ibm.​com/​software/​data/​db2/​
Backup functionality Good Excellent
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 ?
Easy of Use Yes ?
Open Source Yes No
Triggers Yes Yes
Perfomance ★★★★☆ ★★★★★
Geospatial Yes Yes
JSON Yes Yes
Flexible Table(Schema) No Yes
Stored Procedure Yes Yes
24/7 support Yes Yes
Free edition Yes Yes
SQL Queries Yes Yes
Monitoring UI Yes ?
CLI` Yes Yes
Lund No ?
Accelerometer sensor ? No
API ? Good
Level of access authorization ?
Read preferences ? Yes
Cloud-enabled ? Yes
Pause Test ? Yes
Materialized Views ? Yes
Predictive Analytics ? Yes
Text Analytics ? Yes
Max rows in query result ? 5
Concurrency ? Yes
Recursive queries ? Yes
Online backup (no locking) ? Yes
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MariaDB IBM DB2
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