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Percona Server vs. PostgreSQL

Percona Server PostgreSQL + Add column
Preference 50% votes 50% votes
Website www.​percona.​com/​software/​percona-server/​ www.​postgresql.​org
Database model
Data storage
Embeddable ? No
Query language
Data types
Conditional entry updates Yes Yes
Map and reduce No Yes
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 Yes Yes
Referential integrity Yes Yes
Revision control No 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 Yes
Shared nothing architecture Yes Yes
Value size max. ? 1 GB
System requirements
Operating system
Native driver
Memory minimum ? 32 MB
Programming language
Description MySQL Performance Server Object-Relational Database Management System
Multi-user system Yes Yes
Extension/Plug-in Yes Yes
Free to use Yes Yes
Active Yes Yes
Database Connection Pooling Yes Yes
Online backup Yes Yes
Download www.​percona.​com/​downloads/​ www.​postgresql.​org/​download/​
Backup functionality Good Good
Query Cache Yes Yes
Free for commercial use Yes Yes
Sorts Yes Yes
Open Source Yes Yes
Triggers Yes Yes
Stored Procedure Yes Yes
Database ?
Price rating ? ★★★★★
Standard compliance ? Yes
Software distribution ?
Object-Relational Mapping (ORM) ? Yes
Release Date ? May 1995
Documentation level ? ★★★★★
RESTful ? Yes
Lines of code ? 720 k
Real time analytics ? Yes
Community Driven ? Good
Web interface ? Yes
Data encryption ? Yes
API ? Good
Cloud platform support ?
Partial Index ? Yes
Function Based Index ? Yes
Log ? Yes
Implementation flexibility (0% global votes) (90% global votes)
Level of access authorization ?
Ease of use ? ★★★★★
In-Place Update ? Yes
Capped Collections ? No
Op/s ? 1 000 005
Server side custom code ? Yes
Perfomance ? ★★★★★
Multivariate Testing ? Yes
Materialized Views ? Yes
Pipeline Aggregation ? Yes
Geospatial ? Yes
Text Analytics ? Yes
Server Side Java Script ? Yes
HTML5 Charts ? No
JSON ? Yes
Flexible Table(Schema) ? Yes
Batch Loading ? Yes
Max rows in query result ? -1
Concurrency ? Yes
Auto-Sharding ? No
Contributors ? 21
Does your mom understand it ? No
Recursive queries ? Yes
Network datatype ? Yes
Windowed aggregate ? Yes
Online backup (no locking) ? Yes
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Percona Server PostgreSQL
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