DBMS > Linter vs. Lovefield vs. Microsoft Azure Data Explorer vs. Transwarp KunDB

System Properties Comparison Linter vs. Lovefield vs. Microsoft Azure Data Explorer vs. Transwarp KunDB

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Editorial information provided by DB-Engines
Name	Linter  Xexclude from comparison	Lovefield  Xexclude from comparison	Microsoft Azure Data Explorer  Xexclude from comparison	Transwarp KunDB  Xexclude from comparison
Description	RDBMS for high security requirements	Embeddable relational database for web apps written in pure JavaScript	Fully managed big data interactive analytics platform	OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database model	Relational DBMS	Relational DBMS	Relational DBMS column oriented	Relational DBMS
Secondary database models	Spatial 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
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.12 Rank #350   Overall #152   Relational DBMS	Score 0.33 Rank #286   Overall #131   Relational DBMS	Score 3.80 Rank #81   Overall #43   Relational DBMS	Score 0.14 Rank #341   Overall #149   Relational DBMS
Website	linter.ru	google.github.io/­lovefield	azure.microsoft.com/­services/­data-explorer	www.transwarp.cn/­en/­product/­kundb
Technical documentation		github.com/­google/­lovefield/­blob/­master/­docs/­spec_index.md	docs.microsoft.com/­en-us/­azure/­data-explorer
Developer	relex.ru	Google	Microsoft	Transwarp
Initial release	1990	2014	2019
Current release		2.1.12, February 2017	cloud service with continuous releases
License Commercial or Open Source	commercial	Open Source Apache 2.0	commercial	commercial
Cloud-based only Only available as a cloud service	no	no	yes	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	C and C++	JavaScript
Server operating systems	AIX Android BSD HP Open VMS iOS Linux OS X VxWorks Windows	server-less, requires a JavaScript environment (browser, Node.js) tested with Chrome, Firefox, IE, Safari	hosted
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
Secondary indexes	yes	yes	all fields are automatically indexed	yes
SQL Support of SQL	yes	SQL-like query language via JavaScript builder pattern	Kusto Query Language (KQL), SQL subset	yes
APIs and other access methods	ADO.NET JDBC LINQ ODBC OLE DB Oracle Call Interface (OCI)		Microsoft SQL Server communication protocol (MS-TDS) RESTful HTTP API
Supported programming languages	C C# C++ Java Perl PHP Python Qt Ruby Tcl	JavaScript	.Net Go Java JavaScript (Node.js) PowerShell Python R
Server-side scripts Stored procedures	yes proprietary syntax with the possibility to convert from PL/SQL	no	Yes, possible languages: KQL, Python, R	yes
Triggers	yes	Using read-only observers	yes see docs.microsoft.com/­en-us/­azure/­kusto/­management/­updatepolicy	yes
Partitioning methods Methods for storing different data on different nodes	none	none	Sharding Implicit feature of the cloud service	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	Source-replica replication	none	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	yes	yes	no	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID	no	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes, by using IndexedDB or the cloud service Firebase Realtime Database	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.		yes using MemoryDB	no
User concepts Access control	fine grained access rights according to SQL-standard	no	Azure Active Directory Authentication	yes
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More resources
	Linter	Lovefield	Microsoft Azure Data Explorer	Transwarp KunDB
Recent citations in the news		Kagiso interactive shares: all eyes on android at google I/O 11 May 2015, WhaTech provided by Google News	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 New Features for graph-match KQL Operator: Enhanced Pattern Matching and Cycle Control | Azure updates 24 January 2024, Microsoft Public Preview: Azure Data Explorer Add-On for Splunk | Azure updates 3 October 2023, Microsoft Azure Data Explorer: Log and telemetry analytics benchmark 16 August 2022, Microsoft provided by Google News

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