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PostgreSQL vs. Microsoft SQL Server 2017

PostgreSQL Microsoft SQL Server 2017 + Add column
Category
Preference (65% global votes) (20% global votes)
Website postgresql.​org www.​microsoft.​com/​sqlserver
License
Design
Database model
Data storage
Embeddable No Yes
Features
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce No No
Unicode Yes Yes
TTL for entries Yes 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
Locking model
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes Yes Yes
Graph support Conditional ?
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes ?
Shared nothing architecture ? Yes
Restrictions
Value size max. 1 GB 2.15 GB
System requirements
Operating system
Native driver
Memory minimum 32 MB ?
Architecture
Programming language
More
Description Object-Relational Database Management System Relational Database Management System
Brand
Multi-user system Yes Yes
Extension/Plug-in Yes ?
Database ?
Multilingual content Yes ?
Price rating ★★★★★ ?
WYSIWYG-Editor Yes ?
Multiple projects Yes ?
Standard compliance Yes Yes
Software distribution ?
Object-Relational Mapping (ORM) Yes Yes
Release Date May 1995 ?
Documentation level ★★★★★ ★★★★☆
RESTful Yes ?
Lines of code 839 k ?
Free to use Yes Conditional
Active Yes ?
Database Connection Pooling Yes Yes
Real time analytics Yes Yes
Creation Date 1995 ?
Community Driven Good No
Web interface Yes Yes
Data encryption Yes Yes
API Good ?
XML Aware Good ?
Color ?
Cloud platform support
Online backup Yes Yes
Partial Index Yes ?
Function Based Index Yes ?
Log Yes ?
Implementation flexibility (77% global votes) (0% global votes)
Download www.​postgresql.​org/​download/​ ?
Level of access authorization ?
Backup functionality Good Good
Query Cache Yes Yes
Ease of use ★★★★★ ?
In-Place Update Yes ?
Free for commercial use Yes Yes
Sorts Yes Yes
Tuneable write concerns Yes ?
Read preferences Yes ?
Open Source Yes No
Op/s 1 000 005 ?
XQuery Support Yes ?
Triggers Yes Yes
Server side custom code Yes ?
Perfomance ★★★★★ ★★★★☆
Cloud-enabled Yes ?
Minimal memory footprint 32 MB ?
Multivariate Testing Yes ?
Materialized Views Yes Yes
Pipeline Aggregation Yes ?
Spring Data Support Yes ?
Geospatial Yes ?
Text Analytics Yes ?
Server Side Java Script Yes No
HTML5 Charts No ?
JSON Yes Yes
Flexible Table(Schema) Yes ?
Geo-distributed Yes ?
Batch Loading Yes ?
ORM Join Support Yes ?
Fully Distributed Yes ?
Stored Procedure Yes Yes
Concurrency Yes ?
Auto-Sharding No ?
Contributors 21 ?
24/7 support Yes ?
Free edition Yes Yes
SQL Queries Yes ?
User and Group role based security model Yes Yes
3D Support No ?
Monitoring UI Yes ?
Recursive queries Yes ?
Network datatype Yes ?
Windowed aggregate Yes ?
Online backup (no locking) Yes ?
CLI` Yes ?
Point In Time Recovery Yes ?
Key length max ? 68
Does your mom understand it ? No
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PostgreSQL Microsoft SQL Server 2017
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