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DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Lovefield vs. OpenTSDB vs. RDFox

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Lovefield vs. OpenTSDB vs. RDFox

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NameAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDB  Xexclude from comparisonLovefield  Xexclude from comparisonOpenTSDB  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionAn online MPP (Massively Parallel Processing) data warehousing service based on GreenplumEmbeddable relational database for web apps written in pure JavaScriptScalable Time Series DBMS based on HBaseHigh performance knowledge graph and semantic reasoning engine
Primary database modelRelational DBMSRelational DBMSTime Series DBMSGraph DBMS
RDF store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.76
Rank#220  Overall
#102  Relational DBMS
Score0.33
Rank#286  Overall
#131  Relational DBMS
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlgoogle.github.io/­lovefieldopentsdb.netwww.oxfordsemantic.tech
Technical documentationwww.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overviewgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdopentsdb.net/­docs/­build/­html/­index.htmldocs.oxfordsemantic.tech
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupGooglecurrently maintained by Yahoo and other contributorsOxford Semantic Technologies
Initial release2016201420112017
Current release2.1.12, February 20176.0, Septermber 2022
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open Source infoLGPLcommercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaC++
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, SafariLinux
Windows
Linux
macOS
Windows
Data schemeyesyesschema-freeyes infoRDF schemas
Typing infopredefined data types such as float or dateyesyesnumeric data for metrics, strings for tagsyes
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.yesnono
Secondary indexesyesyesno
SQL infoSupport of SQLyesSQL-like query language infovia JavaScript builder patternnono
APIs and other access methodsJDBC
ODBC
HTTP API
Telnet API
RESTful HTTP API
SPARQL 1.1
Supported programming languagesC
Java
Perl
Python
R
JavaScriptErlang
Go
Java
Python
R
Ruby
C
Java
Server-side scripts infoStored proceduresyesnono
TriggersyesUsing read-only observersno
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud servicenoneSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud servicenoneselectable replication factor infobased on HBasereplication via a shared file system
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infobased on HBaseImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setups
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing MemoryDBnoyes
User concepts infoAccess controlfine grained access rights according to SQL-standardnonoRoles, resources, and access types

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More resources
Alibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBLovefieldOpenTSDBRDFox
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