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PostgreSQL vs. LevelDB

PostgreSQL LevelDB + Add column
Category
Preference 75% votes 25% votes
Website postgresql.​org www.​oracle.​com/​database/​b…b/​index.​html
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 Yes
Referential integrity Yes No
Revision control Yes ?
Locking model ?
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes Yes No
Graph support Conditional No
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding Yes No
Restrictions
Value size max. 1 GB 4 GB
System requirements
Operating system
Native driver
Memory minimum 32 MB ?
Architecture
Programming language
More
Description Object-Relational Database Management System key/value database
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 ?
Software distribution ?
Object-Relational Mapping (ORM) Yes ?
Release Date May 1995 ?
Documentation level ★★★★★ ★★★★☆
RESTful Yes ?
Lines of code 839 k 1 748 k
Free to use Yes Yes
Active Yes Yes
Database Connection Pooling Yes ?
Real time analytics Yes ?
Community Driven Good Good
Web interface Yes ?
Data encryption Yes ?
API Good ?
XML Aware Good ?
Color ?
Cloud platform support ?
Online backup Yes ?
Partial Index Yes ?
Function Based Index Yes ?
Log Yes Yes
Implementation flexibility (83% global votes) (0% global votes)
Download www.​postgresql.​org/​download/​ www.​oracle.​com/​technetwor…iteId=ocomen
Level of access authorization ?
Backup functionality Good ?
Query Cache Yes ?
Ease of use ★★★★★ ?
In-Place Update Yes ?
Free for commercial use Yes No
Sorts Yes Yes
Tuneable write concerns Yes ?
Read preferences Yes ?
Open Source Yes ?
Op/s 1 000 005 ?
XQuery Support Yes ?
Triggers Yes ?
Server side custom code Yes ?
Perfomance ★★★★★ ?
Cloud-enabled Yes ?
Minimal memory footprint 32 MB ?
Multivariate Testing Yes ?
Materialized Views Yes ?
Pipeline Aggregation Yes ?
Spring Data Support Yes ?
Geospatial Yes ?
Text Analytics Yes ?
Server Side Java Script Yes ?
HTML5 Charts No ?
JSON Yes ?
Flexible Table(Schema) Yes ?
Geo-distributed Yes ?
Batch Loading Yes ?
ORM Join Support Yes ?
Fully Distributed Yes ?
Stored Procedure Yes ?
Concurrency Yes ?
Auto-Sharding No ?
Contributors 21 ?
24/7 support Yes ?
Free edition Yes ?
SQL Queries Yes ?
User and Group role based security model Yes ?
3D Support No ?
Monitoring UI Yes ?
Recursive queries Yes ?
Network datatype Yes ?
Windowed aggregate Yes ?
Online backup (no locking) Yes ?
CLI` Yes ?
:( No ?
; drop table users; No ?
Point In Time Recovery Yes ?
Can help Modi to make New India ? Yes ?
Distributed Counter ? Yes
Creation Date ? 1994
Corruption Resistant ? No
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PostgreSQL LevelDB
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