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DBMS > Alibaba Cloud Log Service vs. CouchDB vs. NebulaGraph vs. PouchDB vs. Quasardb

System Properties Comparison Alibaba Cloud Log Service vs. CouchDB vs. NebulaGraph vs. PouchDB vs. Quasardb

Editorial information provided by DB-Engines
NameAlibaba Cloud Log Service  Xexclude from comparisonCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonNebulaGraph  Xexclude from comparisonPouchDB  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.A native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.A distributed, linear scalable, high perfomant Graph DBMSJavaScript DBMS with an API inspired by CouchDBDistributed, high-performance timeseries database
Primary database modelSearch engineDocument storeGraph DBMSDocument storeTime Series DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.43
Rank#265  Overall
#18  Search engines
Score9.30
Rank#45  Overall
#7  Document stores
Score2.14
Rank#120  Overall
#10  Graph DBMS
Score2.28
Rank#115  Overall
#21  Document stores
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Websitewww.alibabacloud.com/­product/­log-servicecouchdb.apache.orggithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
pouchdb.comquasar.ai
Technical documentationwww.alibabacloud.com/­help/­en/­slsdocs.couchdb.org/­en/­stabledocs.nebula-graph.iopouchdb.com/­guidesdoc.quasar.ai/­master
DeveloperAlibabaCloud Inc.Apache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerVesoft Inc.Apache Software Foundationquasardb
Initial release20162005201920122009
Current release3.3.3, December 20237.1.1, June 20193.14.1, January 2024
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2Open Source infoApache Version 2.0 + Common Clause 1.0Open Sourcecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangC++JavaScriptC++
Server operating systemshostedAndroid
BSD
Linux
OS X
Solaris
Windows
Linuxserver-less, requires a JavaScript environment (browser, Node.js)BSD
Linux
OS X
Windows
Data schemeschema-freeschema-freeStrong typed schemaschema-freeschema-free
Typing infopredefined data types such as float or dateyesnoyesnoyes infointeger and binary
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonononono
Secondary indexesyesyes infovia viewsyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.yes infovia viewsyes infowith tags
SQL infoSupport of SQLSQL for queryingnoSQL-like query languagenoSQL-like query language
APIs and other access methodsHTTP RESTRESTful HTTP/JSON APIBrowser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
HTTP REST infoonly for PouchDB Server
JavaScript API
HTTP API
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
.Net
C++
Go
Java
PHP
Python
JavaScript.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresnoView functions in JavaScriptuser defined functionsView functions in JavaScriptno
Triggersyesyesyesno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoimproved architecture with release 2.0ShardingSharding infowith a proxy-based framework, named couchdb-loungeSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodes3 replicasMulti-source replication
Source-replica replication
Causal Clustering using Raft protocolMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
Source-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectoryesnoyeswith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes infoRelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single document possibleACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyes infostrategy: optimistic lockingyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByes infoby using IndexedDB, WebSQL or LevelDB as backendyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesyesyes infoTransient mode
User concepts infoAccess controlAlibaba Cloud user access controlAccess rights for users can be defined per databaseRole-based access controlnoCryptographically strong user authentication and audit trail
More information provided by the system vendor
Alibaba Cloud Log ServiceCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"NebulaGraphPouchDBQuasardb
Specific characteristicsA real-time service for telementry data (log, metric, trace). Alibaba Cloud Log Service...
» more
NebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantages* Ease of use: Completes data collections from more than 30 data sources within five...
» more
NebulaGraph boasts the world's only graph database solution that is able to host...
» more
Typical application scenarios* Log/Trace/Event Search & Analysis * Application Monitoring * Operation Analysis...
» more
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customers* Alibaba & Ant-Finance:he infrastructure service for the Corp * Over 22k Subscriber...
» more
Companies from a variety of industries have implemented NebulaGraph Database in production,...
» more
Market metricsAt our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
Licensing and pricing modelsPay-As-You-Go https://www.alibabacloud.com/product/log-service/pricing
» more
NebulaGraph is open source and free to use under Apache 2.0 license.
» more

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Alibaba Cloud Log ServiceCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"NebulaGraphPouchDBQuasardb
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