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LevelDB vs. Riak

LevelDB Riak + Add column
Preference (42% global votes) (43% global votes)
Website www.​oracle.​com/​database/​b…b/​index.​html docs.​basho.​com
Database model
Data storage
Embeddable Yes No
Query language
Data types ?
Conditional entry updates Yes No
Map and reduce No Yes
Unicode Yes Yes
TTL for entries No Yes
Compression Yes Yes
Integrity model
Atomicity Yes No
Consistency Yes Yes
Isolation Yes Yes
Durability (data storage) Yes Yes
Transactions Yes No
Referential integrity No No
Revision control ? Yes
Locking model ? No
Secondary Indexes Yes Yes
Composite keys Yes Yes
Full text search Yes Yes
Geospatial Indexes No No
Graph support No No
Horizontal scalable Yes Yes
Replication Yes Yes
Replication mode
Sharding No ?
Shared nothing architecture ? Yes
Value size max. 4 GB 64 MB
System requirements
Operating system
Native driver
Memory minimum ? 4 GB
Programming language
Description key/value database High performance key-value/document store.
Multi-user system Yes Yes
Documentation level ★★★★☆ ★★★★★
Lines of code 1 748 k 4.5 k
Distributed Counter Yes Yes
Free to use Yes Yes
Active Yes Yes
Creation Date 1994 17ᵗʰ November 2009
Community Driven Good Good
Log Yes Yes
Download www.​oracle.​com/​technetwor…iteId=ocomen basho.​com/​resources/​downloads/​
Free for commercial use No Yes
Sorts Yes Yes
Corruption Resistant No ?
Database ?
Standard compliance ? No
Software distribution ?
Release Date ? 17ᵗʰ August 2009
RESTful ? Yes
Database Connection Pooling ? Yes
Real time analytics ? Yes
Web interface ? No
API ? Good
Cloud platform support ?
Online backup ? Yes
Implementation flexibility (0% global votes) (67% global votes)
Backup functionality ? Good
Query Cache ? Yes
Ease of use ? ★★★★★
Siblings ? Yes
In-Place Update ? Yes
Tuneable write concerns ? Yes
Read preferences ? Yes
Open Source ? Yes
Perfomance ? ★★★★★
JSON ? Yes
Flexible Table(Schema) ? Yes
Geo-distributed ? Yes
Re-Reduce ? Yes
Free edition ? Yes
Monitoring UI ? Yes
+ Add row ++
LevelDB Riak
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