DBMS > Hawkular Metrics vs. KairosDB vs. OpenTenBase vs. SAP Advantage Database Server

System Properties Comparison Hawkular Metrics vs. KairosDB vs. OpenTenBase vs. SAP Advantage Database Server

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Editorial information provided by DB-Engines
Name	Hawkular Metrics  Xexclude from comparison	KairosDB  Xexclude from comparison	OpenTenBase  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison
				SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	Hawkular metrics is the metric storage of the Red Hat sponsored Hawkular monitoring system. It is based on Cassandra.	Distributed Time Series DBMS based on Cassandra or H2	An enterprise-level distributed HTAP open source database based on PostgreSQL	Low-cost RDBMS with access to ISAM and FoxPro data structures
Primary database model	Time Series DBMS	Time Series DBMS	Relational DBMS	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.08 Rank #366   Overall #39   Time Series DBMS	Score 0.67 Rank #233   Overall #20   Time Series DBMS	Score 0.08 Rank #370   Overall #156   Relational DBMS
Website	www.hawkular.org	github.com/­kairosdb/­kairosdb	github.com/­OpenTenBase/­OpenTenBase www.opentenbase.org	www.sap.com/products/advantage-database-server.html
Technical documentation	www.hawkular.org/­hawkular-metrics/­docs/­user-guide	kairosdb.github.io	docs.opentenbase.org docs.opentenbase.org/­en
Developer	Community supported by Red Hat		OpenAtom Foundation, previously Tencent	Sybase, SAP
Initial release	2014	2013		1993
Current release		1.2.2, November 2018	2.5, January 2024
License Commercial or Open Source	Open Source Apache 2.0	Open Source Apache 2.0	Open Source BSD-3	commercial
Cloud-based only Only available as a cloud service	no	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Java	Java
Server operating systems	Linux OS X Windows	Linux OS X Windows	Linux	Linux Windows
Data scheme	schema-free	schema-free	yes	yes
Typing predefined data types such as float or date	yes	yes	yes	yes
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.	no	no		no
Secondary indexes	no	no	yes	yes
SQL Support of SQL	no	no	yes	yes
APIs and other access methods	HTTP REST	Graphite protocol HTTP REST Telnet API		.NET Client API ADO.NET JDBC ODBC OLE DB
Supported programming languages	Go Java Python Ruby	Java JavaScript Node.js PHP Python	C Go Java PHP Python	Delphi Perl PHP
Server-side scripts Stored procedures	no	no		yes
Triggers	yes via Hawkular Alerting	no	yes	yes
Partitioning methods Methods for storing different data on different nodes	Sharding based on Cassandra	Sharding based on Cassandra	Sharding	none
Replication methods Methods for redundantly storing data on multiple nodes	selectable replication factor based on Cassandra	selectable replication factor based on Cassandra	yes	Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication
MapReduce Offers an API for user-defined Map/Reduce methods	no	no		no
Consistency concepts Methods to ensure consistency in a distributed system	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	no	yes	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	no	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	no		no caching of (temporary) tables can be configured
User concepts Access control	no	simple password-based access control	Access rights for users, groups and roles according to SQL-standard	fine grained access rights according to SQL-standard
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More resources
	Hawkular Metrics	KairosDB	OpenTenBase	SAP Advantage Database Server former name: Sybase ADS
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