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DBMS > Apache Impala vs. Graphite vs. RDFox vs. Rockset

System Properties Comparison Apache Impala vs. Graphite vs. RDFox vs. Rockset

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Editorial information provided by DB-Engines
NameApache Impala  Xexclude from comparisonGraphite  Xexclude from comparisonRDFox  Xexclude from comparisonRockset  Xexclude from comparison
DescriptionAnalytic DBMS for HadoopData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperHigh performance knowledge graph and semantic reasoning engineA scalable, reliable search and analytics service in the cloud, built on RocksDB
Primary database modelRelational DBMSTime Series DBMSGraph DBMS
RDF store
Document store
Secondary database modelsDocument storeRelational DBMSRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score13.77
Rank#40  Overall
#24  Relational DBMS
Score4.57
Rank#73  Overall
#5  Time Series DBMS
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score0.79
Rank#211  Overall
#35  Document stores
Websiteimpala.apache.orggithub.com/­graphite-project/­graphite-webwww.oxfordsemantic.techrockset.com
Technical documentationimpala.apache.org/­impala-docs.htmlgraphite.readthedocs.iodocs.oxfordsemantic.techdocs.rockset.com
DeveloperApache Software Foundation infoApache top-level project, originally developed by ClouderaChris DavisOxford Semantic TechnologiesRockset
Initial release2013200620172019
Current release4.1.0, June 20226.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoApache Version 2Open Source infoApache 2.0commercialcommercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++PythonC++C++
Server operating systemsLinuxLinux
Unix
Linux
macOS
Windows
hosted
Data schemeyesyesyes infoRDF schemasschema-free
Typing infopredefined data types such as float or dateyesNumeric data onlyyesdynamic typing
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.nonono infoingestion from XML files supported
Secondary indexesyesnoall fields are automatically indexed
SQL infoSupport of SQLSQL-like DML and DDL statementsnonoRead-only SQL queries, including JOINs
APIs and other access methodsJDBC
ODBC
HTTP API
Sockets
RESTful HTTP API
SPARQL 1.1
HTTP REST
Supported programming languagesAll languages supporting JDBC/ODBCJavaScript (Node.js)
Python
C
Java
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyes infouser defined functions and integration of map-reducenono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesShardingnoneAutomatic sharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factornonereplication via a shared file systemyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoquery execution via MapReducenono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencynoneImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes infolockingyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlAccess rights for users, groups and roles infobased on Apache Sentry and KerberosnoRoles, resources, and access typesAccess rights for users and organizations can be defined via Rockset console

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More resources
Apache ImpalaGraphiteRDFoxRockset
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