DBMS > Hawkular Metrics vs. Hazelcast vs. SAP Advantage Database Server vs. Transwarp StellarDB

System Properties Comparison Hawkular Metrics vs. Hazelcast vs. SAP Advantage Database Server vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
Name	Hawkular Metrics  Xexclude from comparison	Hazelcast  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison	Transwarp StellarDB  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.	A widely adopted in-memory data grid	Low-cost RDBMS with access to ISAM and FoxPro data structures	A distributed graph DBMS built for enterprise-level graph applications
Primary database model	Time Series DBMS	Key-value store	Relational DBMS	Graph DBMS
Secondary database models		Document store JSON support with IMDG 3.12
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.08 Rank #366   Overall #39   Time Series DBMS	Score 5.46 Rank #61   Overall #7   Key-value stores		Score 0.07 Rank #371   Overall #39   Graph DBMS
Website	www.hawkular.org	hazelcast.com	www.sap.com/products/advantage-database-server.html	www.transwarp.cn/­en/­product/­stellardb
Technical documentation	www.hawkular.org/­hawkular-metrics/­docs/­user-guide	hazelcast.org/­imdg/­docs
Developer	Community supported by Red Hat	Hazelcast	Sybase, SAP	Transwarp
Initial release	2014	2008	1993
Current release		5.3.6, November 2023
License Commercial or Open Source	Open Source Apache 2.0	Open Source Apache Version 2; commercial licenses available	commercial	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	All OS with a Java VM	Linux Windows
Data scheme	schema-free	schema-free	yes
Typing predefined data types such as float or date	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	yes the object must implement a serialization strategy	no
Secondary indexes	no	yes	yes
SQL Support of SQL	no	SQL-like query language	yes	SQL-like query language
APIs and other access methods	HTTP REST	JCache JPA Memcached protocol RESTful HTTP API	.NET Client API ADO.NET JDBC ODBC OLE DB	OpenCypher
Supported programming languages	Go Java Python Ruby	.Net C# C++ Clojure Go Java JavaScript (Node.js) Python Scala	Delphi Perl PHP
Server-side scripts Stored procedures	no	yes Event Listeners, Executor Services	yes
Triggers	yes via Hawkular Alerting	yes Events	yes
Partitioning methods Methods for storing different data on different nodes	Sharding based on Cassandra	Sharding	none	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	selectable replication factor based on Cassandra	yes Replicated Map	Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication
MapReduce Offers an API for user-defined Map/Reduce methods	no	yes	no
Consistency concepts Methods to ensure consistency in a distributed system	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Immediate Consistency or Eventual Consistency selectable by user Raft Consensus Algorithm	Immediate Consistency
Foreign keys Referential integrity	no	no	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	one or two-phase-commit; repeatable reads; read commited	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	yes	no caching of (temporary) tables can be configured
User concepts Access control	no	Role-based access control	fine grained access rights according to SQL-standard	yes
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More resources
	Hawkular Metrics	Hazelcast	SAP Advantage Database Server former name: Sybase ADS	Transwarp StellarDB
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