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Netezza vs. PostgreSQL

Netezza PostgreSQL + Add column
Preference (58% global votes) (65% global votes)
Website www-01.​ibm.​com/​software/​data/​netezza/​ postgresql.​org
Database model
Data storage ?
Embeddable No No
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce Yes No
Unicode Yes Yes
TTL for entries ? 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 No Yes
Revision control No Yes
Locking model
Secondary Indexes No Yes
Composite keys Yes Yes
Full text search No Yes
Geospatial Indexes Yes Yes
Graph support No Conditional
Horizontal scalable No Yes
Replication Yes Yes
Replication mode
Sharding Yes Yes
Shared nothing architecture Yes ?
Value size max. 3.5 TB 1 GB
System requirements
Operating system
Native driver
Memory minimum 5 TB 32 MB
Programming language ?
Multi-user system Conditional Yes
Software distribution No
Documentation level ★★★★☆ ★★★★★
Free to use No Yes
Real time analytics Conditional Yes
Community Driven No Good
Web interface Yes Yes
Log Yes Yes
Implementation flexibility (25% global votes) (83% global votes)
Free for commercial use No Yes
Sorts Yes Yes
XInclude Support Yes ?
Triggers Yes Yes
Perfomance ★★★★☆ ★★★★★
Predictive Analytics Yes ?
Geospatial Yes Yes
Text Analytics Yes Yes
Server Side Java Script Yes Yes
OData Yes ?
HTML5 Charts Yes No
Decision Tables Yes ?
JSON Yes Yes
Flexible Table(Schema) Yes Yes
Stored Procedure Yes Yes
SQL Queries Yes Yes
Recursive queries Yes Yes
Online backup (no locking) Yes Yes
CLI` Yes Yes
Description ? Object-Relational Database Management System
Extension/Plug-in ? Yes
Database ?
Multilingual content ? Yes
Price rating ? ★★★★★
WYSIWYG-Editor ? Yes
Multiple projects ? Yes
Standard compliance ? Yes
Object-Relational Mapping (ORM) ? Yes
Release Date ? May 1995
RESTful ? Yes
Lines of code ? 839 k
Active ? Yes
Database Connection Pooling ? Yes
Creation Date ? 1995
Data encryption ? Yes
API ? Good
XML Aware ? Good
Color ?
Cloud platform support ?
Online backup ? Yes
Partial Index ? Yes
Function Based Index ? Yes
Download ? www.​postgresql.​org/​download/​
Level of access authorization ?
Backup functionality ? Good
Query Cache ? Yes
Ease of use ? ★★★★★
In-Place Update ? Yes
Tuneable write concerns ? Yes
Read preferences ? Yes
Open Source ? Yes
Op/s ? 1 000 005
XQuery Support ? Yes
Server side custom code ? Yes
Cloud-enabled ? Yes
Minimal memory footprint ? 32 MB
Multivariate Testing ? Yes
Materialized Views ? Yes
Pipeline Aggregation ? Yes
Spring Data Support ? Yes
Geo-distributed ? Yes
Batch Loading ? Yes
ORM Join Support ? Yes
Fully Distributed ? Yes
Concurrency ? Yes
Auto-Sharding ? No
Contributors ? 21
24/7 support ? Yes
Free edition ? Yes
User and Group role based security model ? Yes
3D Support ? No
Monitoring UI ? Yes
Network datatype ? Yes
Windowed aggregate ? Yes
Point In Time Recovery ? Yes
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Netezza PostgreSQL
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