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DBMS > Alibaba Cloud Log Service vs. Datomic vs. Greenplum vs. HyperSQL vs. NebulaGraph

System Properties Comparison Alibaba Cloud Log Service vs. Datomic vs. Greenplum vs. HyperSQL vs. NebulaGraph

Editorial information provided by DB-Engines
NameAlibaba Cloud Log Service  Xexclude from comparisonDatomic  Xexclude from comparisonGreenplum  Xexclude from comparisonHyperSQL infoalso known as HSQLDB  Xexclude from comparisonNebulaGraph  Xexclude from comparison
DescriptionA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.Datomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityAnalytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database infoA logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.Multithreaded, transactional RDBMS written in Java infoalso known as HSQLDBA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelSearch engineRelational DBMSRelational DBMSRelational DBMSGraph DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.47
Rank#263  Overall
#18  Search engines
Score1.66
Rank#144  Overall
#66  Relational DBMS
Score8.08
Rank#48  Overall
#31  Relational DBMS
Score3.23
Rank#93  Overall
#48  Relational DBMS
Score2.23
Rank#116  Overall
#10  Graph DBMS
Websitewww.alibabacloud.com/­product/­log-servicewww.datomic.comgreenplum.orghsqldb.orggithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
Technical documentationwww.alibabacloud.com/­help/­en/­slsdocs.datomic.comdocs.greenplum.orghsqldb.org/­web/­hsqlDocsFrame.htmldocs.nebula-graph.io
DeveloperAlibabaCloud Inc.CognitectPivotal Software Inc.Vesoft Inc.
Initial release20162012200520012019
Current release1.0.6735, June 20237.0.0, September 20232.7.2, June 2023
License infoCommercial or Open Sourcecommercialcommercial infolimited edition freeOpen Source infoApache 2.0Open Source infobased on BSD licenseOpen Source infoApache Version 2.0 + Common Clause 1.0
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 languageJava, ClojureJavaC++
Server operating systemshostedAll OS with a Java VMLinuxAll OS with a Java VM infoEmbedded (into Java applications) and Client-Server operating modesLinux
Data schemeschema-freeyesyesyesStrong typed schema
Typing infopredefined data types such as float or dateyesyesyesyesyes
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.nonoyes infosince Version 4.2nono
Secondary indexesyesyesyesyesyes 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.
SQL infoSupport of SQLSQL for queryingnoyesyesSQL-like query language
APIs and other access methodsHTTP RESTRESTful HTTP APIJDBC
ODBC
HTTP API infoJDBC via HTTP
JDBC
ODBC
Browser 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
Supported programming languagesClojure
Java
C
Java
Perl
Python
R
All languages supporting JDBC/ODBC
Java
.Net
C++
Go
Java
PHP
Python
Server-side scripts infoStored proceduresnoyes infoTransaction FunctionsyesJava, SQLuser defined functions
TriggersyesBy using transaction functionsyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingnone infoBut extensive use of caching in the application peersShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodes3 replicasnone infoBut extensive use of caching in the application peersSource-replica replicationnoneCausal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyesyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yesyesyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes inforecommended only for testing and developmentnoyesyes
User concepts infoAccess controlAlibaba Cloud user access controlnofine grained access rights according to SQL-standardfine grained access rights according to SQL-standardRole-based access control
More information provided by the system vendor
Alibaba Cloud Log ServiceDatomicGreenplumHyperSQL infoalso known as HSQLDBNebulaGraph
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-Financeļ¼šhe 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 ServiceDatomicGreenplumHyperSQL infoalso known as HSQLDBNebulaGraph
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