DBMS > Hawkular Metrics vs. Microsoft Azure Synapse Analytics vs. PostGIS vs. SiriDB

System Properties Comparison Hawkular Metrics vs. Microsoft Azure Synapse Analytics vs. PostGIS vs. SiriDB

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Editorial information provided by DB-Engines
Name	Hawkular Metrics  Xexclude from comparison	Microsoft Azure Synapse Analytics previously named Azure SQL Data Warehouse  Xexclude from comparison	PostGIS  Xexclude from comparison	SiriDB  Xexclude from comparison
Description	Hawkular metrics is the metric storage of the Red Hat sponsored Hawkular monitoring system. It is based on Cassandra.	Elastic, large scale data warehouse service leveraging the broad eco-system of SQL Server	Spatial extension of PostgreSQL	Open Source Time Series DBMS
Primary database model	Time Series DBMS	Relational DBMS	Spatial DBMS	Time Series DBMS
Secondary database models			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 19.93 Rank #31   Overall #19   Relational DBMS	Score 21.72 Rank #29   Overall #1   Spatial DBMS	Score 0.07 Rank #378   Overall #42   Time Series DBMS
Website	www.hawkular.org	azure.microsoft.com/­services/­synapse-analytics	postgis.net	siridb.com
Technical documentation	www.hawkular.org/­hawkular-metrics/­docs/­user-guide	docs.microsoft.com/­azure/­synapse-analytics	postgis.net/­documentation	docs.siridb.com
Developer	Community supported by Red Hat	Microsoft		Cesbit
Initial release	2014	2016	2005	2017
Current release			3.4.2, February 2024
License Commercial or Open Source	Open Source Apache 2.0	commercial	Open Source GPL v2.0	Open Source MIT License
Cloud-based only Only available as a cloud service	no	yes	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Java	C++	C	C
Server operating systems	Linux OS X Windows	hosted		Linux
Data scheme	schema-free	yes	yes	yes
Typing predefined data types such as float or date	yes	yes	yes	yes Numeric data
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	yes	no
Secondary indexes	no	yes	yes	yes
SQL Support of SQL	no	yes	yes	no
APIs and other access methods	HTTP REST	ADO.NET JDBC ODBC		HTTP API
Supported programming languages	Go Java Python Ruby	C# Java PHP		C C++ Go Java JavaScript (Node.js) PHP Python R
Server-side scripts Stored procedures	no	Transact SQL	user defined functions	no
Triggers	yes via Hawkular Alerting	no	yes	no
Partitioning methods Methods for storing different data on different nodes	Sharding based on Cassandra	Sharding, horizontal partitioning	yes based on PostgreSQL	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	selectable replication factor based on Cassandra	yes	yes based on PostgreSQL	yes
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	no docs.microsoft.com/­en-us/­azure/­synapse-analytics/­sql-data-warehouse/­sql-data-warehouse-table-constraints	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	ACID	ACID	no
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	yes
User concepts Access control	no	yes	yes based on PostgreSQL	simple rights management via user accounts
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More resources
	Hawkular Metrics	Microsoft Azure Synapse Analytics previously named Azure SQL Data Warehouse	PostGIS	SiriDB
DB-Engines blog posts			Spatial database management systems 6 April 2021, Matthias Gelbmann show all
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