DBMS > AlaSQL vs. Hawkular Metrics vs. Microsoft Azure Synapse Analytics vs. OpenTenBase

System Properties Comparison AlaSQL vs. Hawkular Metrics vs. Microsoft Azure Synapse Analytics vs. OpenTenBase

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Editorial information provided by DB-Engines
Name	AlaSQL  Xexclude from comparison	Hawkular Metrics  Xexclude from comparison	Microsoft Azure Synapse Analytics previously named Azure SQL Data Warehouse  Xexclude from comparison	OpenTenBase  Xexclude from comparison
Description	JavaScript DBMS library	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	An enterprise-level distributed HTAP open source database based on PostgreSQL
Primary database model	Document store Relational DBMS	Time Series DBMS	Relational DBMS	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.51 Rank #256   Overall #40   Document stores #118   Relational DBMS	Score 0.08 Rank #366   Overall #39   Time Series DBMS	Score 19.93 Rank #31   Overall #19   Relational DBMS	Score 0.08 Rank #370   Overall #156   Relational DBMS
Website	alasql.org	www.hawkular.org	azure.microsoft.com/­services/­synapse-analytics	github.com/­OpenTenBase/­OpenTenBase www.opentenbase.org
Technical documentation	github.com/­AlaSQL/­alasql	www.hawkular.org/­hawkular-metrics/­docs/­user-guide	docs.microsoft.com/­azure/­synapse-analytics	docs.opentenbase.org docs.opentenbase.org/­en
Developer	Andrey Gershun & Mathias R. Wulff	Community supported by Red Hat	Microsoft	OpenAtom Foundation, previously Tencent
Initial release	2014	2014	2016
Current release				2.5, January 2024
License Commercial or Open Source	Open Source MIT-License	Open Source Apache 2.0	commercial	Open Source BSD-3
Cloud-based only Only available as a cloud service	no	no	yes	no
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Implementation language	JavaScript	Java	C++
Server operating systems	server-less, requires a JavaScript environment (browser, Node.js)	Linux OS X Windows	hosted	Linux
Data scheme	schema-free	schema-free	yes	yes
Typing predefined data types such as float or date	no	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	Close to SQL99, but no user access control, stored procedures and host language bindings.	no	yes	yes
APIs and other access methods	JavaScript API	HTTP REST	ADO.NET JDBC ODBC
Supported programming languages	JavaScript	Go Java Python Ruby	C# Java PHP	C Go Java PHP Python
Server-side scripts Stored procedures	no	no	Transact SQL
Triggers	yes	yes via Hawkular Alerting	no	yes
Partitioning methods Methods for storing different data on different nodes	none	Sharding based on Cassandra	Sharding, horizontal partitioning	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	none	selectable replication factor based on Cassandra	yes	yes
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	none	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	yes	no	no docs.microsoft.com/­en-us/­azure/­synapse-analytics/­sql-data-warehouse/­sql-data-warehouse-table-constraints	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	yes only for local storage and DOM-storage	no	ACID	ACID
Concurrency Support for concurrent manipulation of data		yes	yes	yes
Durability Support for making data persistent	yes by using IndexedDB, SQL.JS or proprietary FileStorage	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes	no
User concepts Access control	no	no	yes	Access rights for users, groups and roles according to SQL-standard
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More resources
	AlaSQL	Hawkular Metrics	Microsoft Azure Synapse Analytics previously named Azure SQL Data Warehouse	OpenTenBase
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