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DBMS > Elasticsearch vs. Kingbase vs. Quasardb

System Properties Comparison Elasticsearch vs. Kingbase vs. Quasardb

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Editorial information provided by DB-Engines
NameElasticsearch  Xexclude from comparisonKingbase  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionA distributed, RESTful modern search and analytics engine based on Apache Lucene infoElasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metricAn enterprise-class RDBMS compatible with PostgreSQL and Oracle and widely used in China.Distributed, high-performance timeseries database
Primary database modelSearch engine
Vector DBMS
Relational DBMSTime Series DBMS
Secondary database modelsDocument store
Spatial DBMS
Document store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score131.38
Rank#8  Overall
#1  Search engines
#1  Vector DBMS
Score0.51
Rank#242  Overall
#114  Relational DBMS
Score0.14
Rank#331  Overall
#28  Time Series DBMS
Websitewww.elastic.co/­elasticsearchwww.kingbase.com.cnquasar.ai
Technical documentationwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmldoc.quasar.ai/­master
DeveloperElasticBeiJing KINGBASE Information technologies inc.quasardb
Initial release201019992009
Current release8.6, January 2023V8.0, August 20213.14.1, January 2024
License infoCommercial or Open SourceOpen Source infoElastic Licensecommercialcommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC and JavaC++
Server operating systemsAll OS with a Java VMLinux
Windows
BSD
Linux
OS X
Windows
Data schemeschema-free infoFlexible type definitions. Once a type is defined, it is persistentyesschema-free
Typing infopredefined data types such as float or dateyesyesyes 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.noyesno
Secondary indexesyes infoAll search fields are automatically indexedyesyes infowith tags
SQL infoSupport of SQLSQL-like query languageStandard with numerous extensionsSQL-like query language
APIs and other access methodsJava API
RESTful HTTP/JSON API
ADO.NET
gokb
JDBC
kdbndp
ODBC
PDI
PDO
Pro*C
psycopg2
QT
HTTP API
Supported programming languages.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
.Net
C
C++
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresyesuser defined functionsno
Triggersyes infoby using the 'percolation' featureyesno
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning (by range, list and hash) and vertical partitioningSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Memcached and Redis integrationyes infoTransient mode
User concepts infoAccess controlfine grained access rights according to SQL-standardCryptographically strong user authentication and audit trail

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More resources
ElasticsearchKingbaseQuasardb
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Recent citations in the news

Amazon OpenSearch Service announces Standard and Extended Support dates for Elasticsearch and OpenSearch versions
7 November 2024, AWS Blog

Elasticsearch Open Inference API now Supports Jina AI Embeddings and Rerank Model
20 February 2025, Business Wire

Elasticsearch will be open source again as CTO declares changed landscape
2 September 2024, DevClass

Elasticsearch Was Great, But Vector Databases Are the Future
18 November 2024, The New Stack

How Elasticsearch's New Jina AI Integration Revolutionizes Enterprise Search Capabilities
20 February 2025, StockTitan

provided by Google News

Made in China 2025 is back, with a new name and a focus on database companies
19 December 2022, The China Project

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24 November 2024, Astrobiology News

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23 August 2024, NVIDIA Blog

SQUAB—I: The First Release of Strange QUasar Candidates With ABnormal Astrometric Characteristics From Gaia EDR3 and SDSS
26 June 2024, Frontiers

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3 January 2025, HackRead

Exploring secular variation of the gravitational constant from high-resolution quasar spectra
6 July 2024, Nature.com

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