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LMDB vs. Oracle NoSQL Database

LMDB Oracle NoSQL Database + Add column
Preference (57% global votes) (41% global votes)
Website symas.​com/​mdb www.​oracle.​com/​technetwor…w/​index.​html
Database model
Data storage
Embeddable Yes No
Query language
Data types ?
Conditional entry updates No Yes
Map and reduce No Yes
Unicode No Yes
TTL for entries No No
Compression No Yes
Integrity model
Atomicity Yes Yes
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes Yes
Referential integrity No No
Revision control No Yes
Locking model
Secondary Indexes No Yes
Composite keys No Yes
Full text search No Yes
Geospatial Indexes No No
Graph support No Yes
Graph type ?
Horizontal scalable No Yes
Replication No Yes
Replication mode
Sharding No Yes
Shared nothing architecture ? Yes
Value size max. 4 GB 1 EB
System requirements
Operating system
Native driver
Memory minimum 64 kB 4 B
Programming language
Description Memory-Mapped, Copy-on-Write Key-Value Store supporting multiple value abstractions
Multi-user system Yes Yes
Price rating ★★★★★ ★★★★☆
Software distribution
Release Date September 2011 2011
Documentation level ★★★★★ ★★★★☆
Lines of code 7 k ?
Free to use Yes Conditional
Active Yes Yes
Real time analytics Yes Yes
Creation Date 2009 ?
Community Driven Good ?
API Basic ?
Online backup Yes Yes
Function Based Index No No
Implementation flexibility (50% global votes) (100% global votes)
Download gitorious.​org/​mdb www.​oracle.​com/​technetwor…s/​index.​html
Backup functionality Good Good
Query Cache No Yes
Ease of use ★★★★☆ ★★★★☆
In-Place Update Yes Yes
Free for commercial use Yes Yes
Sorts Yes Yes
Read preferences No Yes
Open Source Yes No
Maximum size 9.2 EB ?
Perfomance ★★★★★ ★★★★☆
JSON Yes Yes
Batch Loading Yes ?
Corruption Resistant Yes ?
Extension/Plug-in ? Yes
Standard compliance ? Yes
Object-Relational Mapping (ORM) ? Yes
Distributed Counter ? No
Database Connection Pooling ? Yes
Web interface ? Yes
Data encryption ? Yes
XML Aware ? Good
Cloud platform support ?
Partial Index ? No
Key length max ? 1
Log ? No
Capped Collections ? No
Tuneable write concerns ? Yes
Triggers ? Yes
Server side custom code ? Yes
Fully Distributed ? Yes
Monitoring and Management ?
+ Add row ++
LMDB Oracle NoSQL Database
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