DBMS > BaseX vs. Elasticsearch vs. Microsoft SQL Server
System Properties Comparison BaseX vs. Elasticsearch vs. Microsoft SQL Server
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|Editorial information provided by DB-Engines|
|Name||BaseX Xexclude from comparison||Elasticsearch Xexclude from comparison||Microsoft SQL Server Xexclude from comparison|
|Description||Light-weight Native XML DBMS with support for XQuery 3.0 and interactive GUI.||A distributed, RESTful modern search and analytics engine based on Apache Lucene Elasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metric||Microsofts flagship relational DBMS|
|Primary database model||Native XML DBMS||Search engine||Relational DBMS|
|Secondary database models||Document store|
|Current release||9.7.2, May 2022||7.8.0, June 2020||SQL Server 2019, November 2019|
|License Commercial or Open Source||Open Source BSD license||Open Source Elastic License||commercial restricted free version is available|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||Linux|
|All OS with a Java VM||Linux|
|Data scheme||schema-free||schema-free Flexible type definitions. Once a type is defined, it is persistent||yes|
|Typing predefined data types such as float or date||no XQuery supports types||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||yes|
|Secondary indexes||yes||yes All search fields are automatically indexed||yes|
|SQL Support of SQL||no||SQL-like query language||yes|
|APIs and other access methods||Java API|
RESTful HTTP API
RESTful HTTP/JSON API
Tabular Data Stream (TDS)
|Supported programming languages||Actionscript|
Community Contributed Clients
|Server-side scripts Stored procedures||yes||yes||Transact SQL, .NET languages, R, Python and (with SQL Server 2019) Java|
|Triggers||yes via events||yes by using the 'percolation' feature||yes|
|Partitioning methods Methods for storing different data on different nodes||none||Sharding||tables can be distributed across several files (horizontal partitioning); sharding through federation|
|Replication methods Methods for redundantly storing data on multiple nodes||none||yes||yes, but depending on the SQL-Server Edition|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||ES-Hadoop Connector||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency Synchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, all||Immediate Consistency|
|Foreign keys Referential integrity||no||no||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||multiple readers, single writer||no||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||Memcached and Redis integration||yes|
|User concepts Access control||Users with fine-grained authorization concept on 4 levels||fine grained access rights according to SQL-standard|
More information provided by the system vendor
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|Related products and services|
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|BaseX||Elasticsearch||Microsoft SQL Server|
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