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DBMS > DolphinDB vs. Impala vs. SAP HANA

System Properties Comparison DolphinDB vs. Impala vs. SAP HANA

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonImpala  Xexclude from comparisonSAP HANA  Xexclude from comparison
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageAnalytic DBMS for HadoopIn-memory, column based data store. Available as appliance or cloud service
Primary database modelTime Series DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument storeDocument store
Graph DBMS infowith SAP Hana, Enterprise Edition
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.11
Rank#167  Overall
#12  Time Series DBMS
Score18.71
Rank#38  Overall
#23  Relational DBMS
Score54.58
Rank#21  Overall
#13  Relational DBMS
Websitewww.dolphindb.comwww.cloudera.com/­products/­open-source/­apache-hadoop/­impala.htmlwww.sap.com/­products/­hana.html
Technical documentationwww.dolphindb.com/­helpdocs.cloudera.com/­documentation/­enterprise/­latest/­topics/­impala.htmlhelp.sap.com/­hana
DeveloperDolphinDB, IncClouderaSAP
Initial release201820132010
Current release3.4.0, April 20202.0 SPS05 (June 26, 2020), June 2020
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoApache Version 2commercial
Cloud-based only infoOnly available as a cloud servicenonono infoalso available as a cloud based service
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++
Server operating systemsLinux
Windows
LinuxAppliance or cloud-service
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyesyes
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
Secondary indexesnoyesyes
SQL infoSupport of SQLSQL-like query languageSQL-like DML and DDL statementsyes
APIs and other access methodsJDBC
ODBC
JDBC
ODBC
JDBC
ODBC
Supported programming languagesC#
C++
Java
JavaScript
Python
R
All languages supporting JDBC/ODBC
Server-side scripts infoStored proceduresyesyes infouser defined functions and integration of map-reduceSQLScript, R
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factoryes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyes infoquery execution via MapReduceno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlAdministrators, Users, GroupsAccess rights for users, groups and roles infobased on Apache Sentry and Kerberosyes

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More resources
DolphinDBImpalaSAP HANA
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