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DBMS > Microsoft SQL Server vs. openGemini vs. OpenSearch

System Properties Comparison Microsoft SQL Server vs. openGemini vs. OpenSearch

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Editorial information provided by DB-Engines
NameMicrosoft SQL Server  Xexclude from comparisonopenGemini  Xexclude from comparisonOpenSearch  Xexclude from comparison
DescriptionMicrosofts flagship relational DBMSAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache Lucene
Primary database modelRelational DBMSTime Series DBMSSearch engine
Vector DBMS
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score785.01
Rank#3  Overall
#3  Relational DBMS
Score0.00
Rank#382  Overall
#41  Time Series DBMS
Score17.19
Rank#32  Overall
#4  Search engines
#2  Vector DBMS
Websitewww.microsoft.com/­en-us/­sql-serverwww.opengemini.org
github.com/­openGemini
github.com/­opensearch-project
opensearch.org
Technical documentationlearn.microsoft.com/­en-US/­sql/­sql-serverdocs.opengemini.org/­guideopensearch.org/­docs/­latest
DeveloperMicrosoftHuawei and openGemini communityThe OpenSearch Software Foundation
Initial release198920222021
Current releaseSQL Server 2022, November 20221.1, July 20232.19, February 2025
License infoCommercial or Open Sourcecommercial inforestricted free version is availableOpen Source infoApache Version 2.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
SQLServer Flex @ STACKIT offers a managed version of SQL Server with adjustable CPU, RAM, storage amount and speed, in enterprise grade to perfectly match all application requirements. All services are 100% GDPR-compliant.STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.
Implementation languageC++GoJava
Server operating systemsLinux
Windows
Linux
Windows
All OS with a Java VM
Data schemeyesschema-freeschema-free infoFlexible type definitions. Once a type is defined, it is persistent
Typing infopredefined data types such as float or dateyesInteger, Float, Boolean, Stringyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.yesno
Secondary indexesyesyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLyesSQL-like query languageSQL-like query language
APIs and other access methodsADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
HTTP RESTJava API
RESTful HTTP/JSON API
Supported programming languagesC#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
Server-side scripts infoStored proceduresTransact SQL, .NET languages, R, Python and (with SQL Server 2019) Javanoyes
Triggersyesnoyes infoby using the 'percolation' feature
Partitioning methods infoMethods for storing different data on different nodestables can be distributed across several files (horizontal partitioning); sharding through federationShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, but depending on the SQL-Server Editionyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, all
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardAdministrators and common users accounts

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More resources
Microsoft SQL ServeropenGeminiOpenSearch
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