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LevelDB vs. MongoDB

LevelDB MongoDB + Add column
Category
Preference (42% global votes) (41% global votes)
Website www.​oracle.​com/​database/​b…b/​index.​html www.​mongodb.​org
License
Design
Database model
Data storage
Embeddable Yes Yes
Features
Query language
Data types ?
Conditional entry updates Yes Yes
Map and reduce No Yes
Unicode Yes Yes
TTL for entries No Yes
Compression Yes Yes
Integrity
Integrity model
Atomicity Yes Conditional
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes Yes
Referential integrity No No
Revision control ? Yes
Locking model ?
Indexing
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes No Yes
Graph support No No
Distribution
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding No Yes
Shared nothing architecture ? Yes
Restrictions
Value size max. 4 GB 16 MB
System requirements
Operating system
Native driver
Architecture
Programming language
More
Description key/value database Document Oriented Database
Brand
Multi-user system Yes Yes
Documentation level ★★★★☆ ★★★★★
Lines of code 1 748 k 617 k
Distributed Counter Yes ?
Free to use Yes Yes
Active Yes Yes
Creation Date 1994 ?
Community Driven Good Good
Log Yes Yes
Download www.​oracle.​com/​technetwor…iteId=ocomen mongodb.​org/​downloads
Free for commercial use No Yes
Sorts Yes Yes
Corruption Resistant No ?
Extension/Plug-in ? Yes
Database ?
Multilingual content ? Yes
Price rating ? ★★★★★
WYSIWYG-Editor ? Yes
Multiple projects ? Yes
Standard compliance ? No
Software distribution ?
Object-Relational Mapping (ORM) ? Yes
Release Date ? March 2009
RESTful ? Conditional
Database Connection Pooling ? Yes
Real time analytics ? Yes
Web interface ? Yes
Data encryption ? Yes
API ? Basic
Cloud platform support ?
Online backup ? Yes
Admin Generator ? Yes
Partial Index ? Yes
Function Based Index ? No
Key length max ? 1 024
Implementation flexibility (0% global votes) (46% global votes)
Level of access authorization ?
Backup functionality ? Good
Query Cache ? Yes
Ease of use ? ★★★★★
In-Place Update ? Yes
Capped Collections ? Yes
Tuneable write concerns ? Yes
Read preferences ? Yes
Open Source ? Yes
Triggers ? No
Perfomance ? ★★★★☆
Cloud-enabled ? Yes
Pause Test ? Yes
Cross Domain Testing ? No
Materialized Views ? No
Pipeline Aggregation ? Yes
Spring Data Support ? Yes
Geospatial ? Yes
Server Side Java Script ? Yes
JSON ? Yes
Flexible Table(Schema) ? Yes
Geo-distributed ? Yes
Max rows in query result ? 1 000
ORM Join Support ? Yes
Re-Reduce ? Yes
Clustering over WAN ? No
Fully Distributed ? Yes
Stored Procedure ? No
Concurrency ? Yes
Auto-Sharding ? Yes
In business since ? 2009
24/7 support ? No
Free edition ? Yes
SQL Queries ? Yes
Multi-statement Transactions ? No
memcached protocol ? No
Does your mom understand it ? No
Monitoring UI ? Yes
Network datatype ? No
CLI` ? Yes
Point In Time Recovery ? No
Does your boss understand it? ? Yes
+ Add row ++
LevelDB MongoDB
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