DBMS > EJDB vs. SAP Advantage Database Server vs. SAP IQ vs. Transwarp StellarDB

System Properties Comparison EJDB vs. SAP Advantage Database Server vs. SAP IQ vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
Name	EJDB  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison	SAP IQ former name: Sybase IQ  Xexclude from comparison	Transwarp StellarDB  Xexclude from comparison
		SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	Embeddable document-store database library with JSON representation of queries (in MongoDB style)	Low-cost RDBMS with access to ISAM and FoxPro data structures	Columnar RDBMS optimized for Big Data analytics	A distributed graph DBMS built for enterprise-level graph applications
Primary database model	Document store	Relational DBMS	Relational DBMS column-oriented	Graph DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.31 Rank #296   Overall #44   Document stores		Score 2.64 Rank #108   Overall #52   Relational DBMS	Score 0.07 Rank #371   Overall #39   Graph DBMS
Website	github.com/­Softmotions/­ejdb	www.sap.com/products/advantage-database-server.html	www.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html	www.transwarp.cn/­en/­product/­stellardb
Technical documentation	github.com/­Softmotions/­ejdb/­blob/­master/­README.md		help.sap.com/­docs/­SAP_IQ
Developer	Softmotions	Sybase, SAP	SAP, formerly Sybase	Transwarp
Initial release	2012	1993	1994
Current release			16.1 SPS04, April 2019
License Commercial or Open Source	Open Source GPLv2	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	C
Server operating systems	server-less	Linux Windows	AIX HP-UX Linux Solaris Windows
Data scheme	schema-free	yes	yes
Typing predefined data types such as float or date	yes string, integer, double, bool, date, object_id	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
Secondary indexes	no	yes	yes
SQL Support of SQL	no	yes	yes	SQL-like query language
APIs and other access methods	in-process shared library	.NET Client API ADO.NET JDBC ODBC OLE DB	ADO.NET JDBC ODBC RESTful HTTP API	OpenCypher
Supported programming languages	Actionscript C C# C++ Go Java JavaScript (Node.js) Lua Objective-C Pike Python Ruby	Delphi Perl PHP	C C# C++ Java Perl PHP Python Ruby
Server-side scripts Stored procedures	no	yes	yes
Triggers	no	yes	yes
Partitioning methods Methods for storing different data on different nodes	none	none	shared disk or shared nothing architectures with SAP IQ Multiplexer	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	none	Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication	SAP/Sybase Replication Server
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	Hadoop integration
Consistency concepts Methods to ensure consistency in a distributed system		Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no typically not needed, however similar functionality with collection joins possible	yes	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes Read/Write Locking	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.		no caching of (temporary) tables can be configured	no
User concepts Access control	no	fine grained access rights according to SQL-standard	fine grained access rights according to SQL-standard	yes
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More resources
	EJDB	SAP Advantage Database Server former name: Sybase ADS	SAP IQ former name: Sybase IQ	Transwarp StellarDB
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