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Microsoft SQL Server 2017 vs. eXtremeDB

Microsoft SQL Server 2017 eXtremeDB + Add column
Preference (20% global votes) (47% global votes)
Website www.​microsoft.​com/​sqlserver www.​mcobject.​com
Database model
Data storage
Embeddable Yes Yes
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce No No
Unicode Yes Yes
TTL for entries No Yes
Compression Yes Yes
Integrity model
Atomicity Yes Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Conditional Yes
Referential integrity Yes No
Revision control ? Yes
Locking model
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes Yes Yes
Graph support ? Conditional
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding ? Yes
Shared nothing architecture Yes Yes
Value size max. 2.15 GB 100 TB
System requirements
Operating system
Native driver
Memory minimum ? 200 kB
Programming language
Description Relational Database Management System Memory based database
Multi-user system Yes Yes
Standard compliance Yes Yes
Object-Relational Mapping (ORM) Yes No
Documentation level ★★★★☆ ★★★★☆
Free to use Conditional No
Database Connection Pooling Yes Yes
Real time analytics Yes Yes
Community Driven No No
Web interface Yes Yes
Data encryption Yes Yes
Cloud platform support
Online backup Yes Yes
Key length max 68 ?
Implementation flexibility (0% global votes) (44% global votes)
Backup functionality Good Excellent
Query Cache Yes Yes
Free for commercial use Yes No
Sorts Yes Yes
Open Source No No
Triggers Yes Yes
Perfomance ★★★★☆ ★★★★★
Materialized Views Yes ?
Server Side Java Script No No
JSON Yes Yes
Flexible Table(Schema) Yes Yes
Stored Procedure Yes No
Free edition Yes ?
User and Group role based security model Yes ?
Does your mom understand it No ?
Database ?
Multilingual content ? Yes
Price rating ? ★★★☆☆
WYSIWYG-Editor ? No
Software distribution ?
Release Date ? 12ᵗʰ September 2001
3D Screen ? No
RESTful ? No
Active ? Yes
2 Letter Country Code ? US
Partial Index ? Yes
Log ? Yes
Ease of use ? ★★★★☆
In-Place Update ? Yes
Read preferences ? Yes
XInclude Support ? Yes
Cross Domain Testing ? Yes
Predictive Analytics ? No
Geospatial ? Yes
Text Analytics ? Yes
OData ? Yes
HTML5 Charts ? Yes
Decision Tables ? Yes
Concurrency ? Yes
Auto-Sharding ? Yes
Monitoring UI ? Yes
Online backup (no locking) ? Yes
CLI` ? Yes
+ Add row ++
Microsoft SQL Server 2017 eXtremeDB
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