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Cloudant vs. LMDB

Cloudant LMDB + Add column
Category
Preference (44% global votes) (55% global votes)
Website cloudant.​com symas.​com/​mdb
License
Design
Database model
Data storage
Embeddable Yes Yes
Features
Query language
Data types
Conditional entry updates Yes No
Map and reduce Yes No
Unicode Yes No
TTL for entries Yes No
Compression Yes No
Integrity
Integrity model
Atomicity Yes Yes
Consistency No Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Conditional Yes
Referential integrity No No
Revision control Yes No
Locking model
Indexing
Secondary Indexes Yes No
Composite keys Yes No
Full text search Yes No
Geospatial Indexes Yes No
Graph support No No
Distribution
Horizontal scalable Yes No
Replication Yes No
Replication mode
Sharding Yes No
Shared nothing architecture Yes ?
Restrictions
Value size max. 64 MB 4 GB
System requirements
Operating system
Native driver
Memory minimum ? 64 kB
Architecture
Programming language
More
Description Document-oriented database Memory-Mapped, Copy-on-Write
Brand
Multi-user system Yes Yes
Database
Software distribution
Object-Relational Mapping (ORM) Yes ?
Documentation level ★★★★★ ★★★★★
RESTful Yes ?
Free to use Yes Yes
Active Yes Yes
Real time analytics Yes Yes
WSDL No ?
Web interface Yes ?
API Good Basic
Cloud platform support ?
Function Based Index No No
Log Yes ?
Implementation flexibility (75% global votes) (50% global votes)
Backup functionality Good Good
Query Cache Yes No
Ease of use ★★★★★ ★★★★☆
Siblings Yes ?
In-Place Update Yes Yes
Free for commercial use Yes Yes
Open Source Yes Yes
Perfomance ★★★★☆ ★★★★★
Cloud-enabled Yes ?
Geospatial Yes ?
JSON Yes Yes
Geo-distributed Yes ?
Re-Reduce Yes ?
Fully Distributed Yes ?
Auto-Sharding Yes ?
Free edition Yes ?
No ?
:) Yes ?
Monitoring UI Yes ?
bullshit compliance Yes ?
Admin interface? Yes ?
Price rating ? ★★★★★
Release Date ? September 2011
Lines of code ? 7 k
Creation Date ? 2009
Community Driven ? Good
Online backup ? Yes
Download ? gitorious.​org/​mdb
Sorts ? Yes
Read preferences ? No
Maximum size ? 9.2 EB
Batch Loading ? Yes
Corruption Resistant ? Yes
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Cloudant LMDB
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