DBMS > LeanXcale vs. Oracle Coherence vs. SAP Advantage Database Server vs. SpaceTime

System Properties Comparison LeanXcale vs. Oracle Coherence vs. SAP Advantage Database Server vs. SpaceTime

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Editorial information provided by DB-Engines
Name	LeanXcale  Xexclude from comparison	Oracle Coherence  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison	SpaceTime  Xexclude from comparison
			SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	A highly scalable full ACID SQL database with fast NoSQL data ingestion and GIS capabilities	Oracles in-memory data grid solution	Low-cost RDBMS with access to ISAM and FoxPro data structures	SpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database model	Key-value store Relational DBMS	Key-value store	Relational DBMS	Spatial DBMS
Secondary database models				Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.36 Rank #280   Overall #40   Key-value stores #129   Relational DBMS	Score 1.97 Rank #129   Overall #22   Key-value stores		Score 0.03 Rank #392   Overall #8   Spatial DBMS
Website	www.leanxcale.com	www.oracle.com/­java/­coherence	www.sap.com/products/advantage-database-server.html	www.mireo.com/­spacetime
Technical documentation		docs.oracle.com/­en/­middleware/­standalone/­coherence
Developer	LeanXcale	Oracle	Sybase, SAP	Mireo
Initial release	2015	2007	1993	2020
Current release		14.1, August 2023
License Commercial or Open Source	commercial	commercial	commercial	commercial
Cloud-based only Only available as a cloud service	no	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language		Java		C++
Server operating systems		All OS with a Java VM	Linux Windows	Linux
Data scheme	yes	schema-free	yes	yes
Typing predefined data types such as float or date		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	yes	no
SQL Support of SQL	yes through Apache Derby	no	yes	A subset of ANSI SQL is implemented
APIs and other access methods	JDBC Kafka Connector ODBC proprietary key/value interface Spark Connector	JCache JPA RESTful HTTP API	.NET Client API ADO.NET JDBC ODBC OLE DB	RESTful HTTP API
Supported programming languages	C Java Scala	.Net C++ Java	Delphi Perl PHP	C# C++ Python
Server-side scripts Stored procedures		no	yes	no
Triggers		yes Live Events	yes	no
Partitioning methods Methods for storing different data on different nodes		Sharding	none	Fixed-grid hypercubes
Replication methods Methods for redundantly storing data on multiple nodes		yes, with selectable consistency level	Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication	Real-time block device replication (DRBD)
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Eventual Consistency Immediate Consistency	Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	yes	no	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	configurable	ACID	no
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes optionally	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	yes	yes	no caching of (temporary) tables can be configured	no
User concepts Access control		authentification to access the cache via certificates or http basic authentication	fine grained access rights according to SQL-standard	yes
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More resources
	LeanXcale	Oracle Coherence	SAP Advantage Database Server former name: Sybase ADS	SpaceTime
Recent citations in the news		Create custom Event Compression Policies in Enterprise Manager to reduce event noise 21 September 2023, blogs.oracle.com Microservices with Major New Coherence and Helidon Releases 9 August 2022, blogs.oracle.com Nike achieves scalability and performance with Oracle Coherence & Exadata 20 December 2012, blogs.oracle.com Use your Universal Credits with Oracle WebLogic Server for OKE 15 October 2020, blogs.oracle.com Setting Up ODI Marketplace Agents in High Availability with ATP 24 July 2020, blogs.oracle.com provided by Google News	SAP Announces Q3 2023 Results: Asia Pacific and Japan View 19 October 2023, SAP News provided by Google News

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