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DBMS > DolphinDB vs. InfinityDB vs. Kinetica vs. PostGIS vs. Quasardb

System Properties Comparison DolphinDB vs. InfinityDB vs. Kinetica vs. PostGIS vs. Quasardb

Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonInfinityDB  Xexclude from comparisonKinetica  Xexclude from comparisonPostGIS  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionDolphinDB is a high performance Time Series DBMS. It is integrated with an easy-to-use fully featured programming language and a high-volume high-velocity streaming analytics system. It offers operational simplicity, scalability, fault tolerance, and concurrency.A Java embedded Key-Value Store which extends the Java Map interfaceFully vectorized database across both GPUs and CPUsSpatial extension of PostgreSQLDistributed, high-performance timeseries database
Primary database modelTime Series DBMS
Vector DBMS
Key-value storeRelational DBMSSpatial DBMSTime Series DBMS
Secondary database modelsRelational DBMSSpatial DBMS
Time Series DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.72
Rank#100  Overall
#8  Time Series DBMS
#5  Vector DBMS
Score0.00
Rank#383  Overall
#59  Key-value stores
Score0.42
Rank#261  Overall
#120  Relational DBMS
Score20.16
Rank#29  Overall
#1  Spatial DBMS
Score0.13
Rank#332  Overall
#28  Time Series DBMS
Websitewww.dolphindb.comboilerbay.comwww.kinetica.compostgis.netquasar.ai
Technical documentationdocs.dolphindb.cn/­en/­help200/­index.htmlboilerbay.com/­infinitydb/­manualdocs.kinetica.compostgis.net/­documentationdoc.quasar.ai/­master
DeveloperDolphinDB, IncBoiler Bay Inc.Kineticaquasardb
Initial release20182002201220052009
Current releasev2.00.4, January 20224.07.1, August 20213.4.2, February 20243.14.1, January 2024
License infoCommercial or Open Sourcecommercial infofree community version availablecommercialcommercialOpen Source infoGPL v2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++JavaC, C++CC++
Server operating systemsLinux
Windows
All OS with a Java VMLinuxBSD
Linux
OS X
Windows
Data schemeyesyes infonested virtual Java Maps, multi-value, logical ‘tuple space’ runtime Schema upgradeyesyesschema-free
Typing infopredefined data types such as float or dateyesyes infoall Java primitives, Date, CLOB, BLOB, huge sparse arraysyesyesyes 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.nononoyesno
Secondary indexesyesno infomanual creation possible, using inversions based on multi-value capabilityyesyesyes infowith tags
SQL infoSupport of SQLSQL-like query languagenoSQL-like DML and DDL statementsyesSQL-like query language
APIs and other access methodsJDBC
JSON over HTTP
Kafka
MQTT (Message Queue Telemetry Transport)
ODBC
OPC DA
OPC UA
RabbitMQ
WebSocket
Access via java.util.concurrent.ConcurrentNavigableMap Interface
Proprietary API to InfinityDB ItemSpace (boilerbay.com/­docs/­ItemSpaceDataStructures.htm)
JDBC
ODBC
RESTful HTTP API
HTTP API
Supported programming languagesC#
C++
Go
Java
JavaScript
MatLab
Python
R
Rust
JavaC++
Java
JavaScript (Node.js)
Python
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresyesnouser defined functionsuser defined functionsno
Triggersnonoyes infotriggers when inserted values for one or more columns fall within a specified rangeyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningnoneShardingyes infobased on PostgreSQLSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesyesnoneSource-replica replicationyes infobased on PostgreSQLSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnononowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infoREAD-COMMITTED or SERIALIZEDImmediate Consistency or Eventual Consistency depending on configurationImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono infomanual creation possible, using inversions based on multi-value capabilityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACID infoOptimistic locking for transactions; no isolation for bulk loadsnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infoGPU vRAM or System RAMnoyes infoTransient mode
User concepts infoAccess controlAdministrators, Users, GroupsnoAccess rights for users and roles on table levelyes infobased on PostgreSQLCryptographically strong user authentication and audit trail

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More resources
DolphinDBInfinityDBKineticaPostGISQuasardb
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