DBMS > Machbase Neo vs. Microsoft Azure AI Search vs. Microsoft Azure Data Explorer vs. Postgres-XL

System Properties Comparison Machbase Neo vs. Microsoft Azure AI Search vs. Microsoft Azure Data Explorer vs. Postgres-XL

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Editorial information provided by DB-Engines
Name	Machbase Neo Former name was Infiniflux  Xexclude from comparison	Microsoft Azure AI Search  Xexclude from comparison	Microsoft Azure Data Explorer  Xexclude from comparison	Postgres-XL  Xexclude from comparison
Description	TimeSeries DBMS for AIoT and BigData	Search-as-a-service for web and mobile app development	Fully managed big data interactive analytics platform	Based on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database model	Time Series DBMS	Search engine	Relational DBMS column oriented	Relational DBMS
Secondary database models		Vector DBMS	Document store If a column is of type dynamic docs.microsoft.com/­en-us/­azure/­kusto/­query/­scalar-data-types/­dynamic then it's possible to add arbitrary JSON documents in this cell Event Store this is the general usage pattern at Microsoft. Billing, Logs, Telemetry events are stored in ADX and the state of an individual entity is defined by the arg_max(timestamps) Spatial DBMS Search engine support for complex search expressions docs.microsoft.com/­en-us/­azure/­kusto/­query/­parseoperator FTS, Geospatial docs.microsoft.com/­en-us/­azure/­kusto/­query/­geo-point-to-geohash-function distributed search -> ADX acts as a distributed search engine Time Series DBMS see docs.microsoft.com/­en-us/­azure/­data-explorer/­time-series-analysis	Document store Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.17 Rank #337   Overall #30   Time Series DBMS	Score 5.52 Rank #59   Overall #6   Search engines	Score 3.80 Rank #81   Overall #43   Relational DBMS	Score 0.53 Rank #254   Overall #117   Relational DBMS
Website	machbase.com	azure.microsoft.com/­en-us/­services/­search	azure.microsoft.com/­services/­data-explorer	www.postgres-xl.org
Technical documentation	machbase.com/­dbms	learn.microsoft.com/­en-us/­azure/­search	docs.microsoft.com/­en-us/­azure/­data-explorer	www.postgres-xl.org/­documentation
Developer	Machbase	Microsoft	Microsoft
Initial release	2013	2015	2019	2014 since 2012, originally named StormDB
Current release	V8.0, August 2023	V1	cloud service with continuous releases	10 R1, October 2018
License Commercial or Open Source	commercial free test version available	commercial	commercial	Open Source Mozilla public license
Cloud-based only Only available as a cloud service	no	yes	yes	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	C			C
Server operating systems	Linux macOS Windows	hosted	hosted	Linux macOS
Data scheme	yes	yes	Fixed schema with schema-less datatypes (dynamic)	yes
Typing predefined data types such as float or date	yes	yes	yes bool, datetime, dynamic, guid, int, long, real, string, timespan, double: docs.microsoft.com/­en-us/­azure/­kusto/­query/­scalar-data-types	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	yes	yes XML type, but no XML query functionality
Secondary indexes	yes	yes	all fields are automatically indexed	yes
SQL Support of SQL	SQL-like query language	no	Kusto Query Language (KQL), SQL subset	yes distributed, parallel query execution
APIs and other access methods	gRPC HTTP REST JDBC MQTT (Message Queue Telemetry Transport) ODBC	RESTful HTTP API	Microsoft SQL Server communication protocol (MS-TDS) RESTful HTTP API	ADO.NET JDBC native C library ODBC streaming API for large objects
Supported programming languages	C C# C++ Go Java JavaScript PHP via ODBC Python R via ODBC Scala	C# Java JavaScript Python	.Net Go Java JavaScript (Node.js) PowerShell Python R	.Net C C++ Delphi Erlang Java JavaScript (Node.js) Perl PHP Python Tcl
Server-side scripts Stored procedures	no	no	Yes, possible languages: KQL, Python, R	user defined functions
Triggers	no	no	yes see docs.microsoft.com/­en-us/­azure/­kusto/­management/­updatepolicy	yes
Partitioning methods Methods for storing different data on different nodes	Sharding	Sharding Implicit feature of the cloud service	Sharding Implicit feature of the cloud service	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	selectable replication factor	yes Implicit feature of the cloud service	yes Implicit feature of the cloud service. Replication either local, cross-facility or geo-redundant.
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	Spark connector (open source): github.com/­Azure/­azure-kusto-spark	no
Consistency concepts Methods to ensure consistency in a distributed system		Immediate Consistency	Eventual Consistency Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	no	no	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	no	no	ACID MVCC
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	no	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes volatile and lookup table	no	no	no
User concepts Access control	simple password-based access control	yes using Azure authentication	Azure Active Directory Authentication	fine grained access rights according to SQL-standard
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More resources
	Machbase Neo Former name was Infiniflux	Microsoft Azure AI Search	Microsoft Azure Data Explorer	Postgres-XL
Recent citations in the news		Announcing updates to Azure AI Search to help organizations build and scale generative AI applications 4 April 2024, Microsoft Microsoft and ServiceNow at Knowledge 2024: Introducing generative AI innovation 13 June 2024, Microsoft Azure OpenAI Service: Transforming legal practices with generative AI solutions 12 June 2024, Microsoft Public Preview of Azure OpenAI and AI Search in-app connectors for Logic Apps (Standard) | Azure updates 2 April 2024, Microsoft Raise the bar on AI-powered app development with Azure Database for PostgreSQL 5 June 2024, Microsoft provided by Google News	We’re retiring Azure Time Series Insights on 7 July 2024 – transition to Azure Data Explorer | Azure updates 31 May 2024, Microsoft Update records in a Kusto Database (public preview) | Azure updates 20 February 2024, Microsoft Public Preview: Azure Data Explorer connector for Apache Flink | Azure updates 8 January 2024, Microsoft Announcing General Availability to migrate Virtual Network injected Azure Data Explorer Cluster to Private Endpoints ... 5 February 2024, Microsoft Migration of Azure Virtual Network injected Azure Data Explorer cluster to Private Endpoints | Azure updates 4 December 2023, Microsoft provided by Google News

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