DBMS > Apache Phoenix vs. EJDB vs. Galaxybase vs. SAP Advantage Database Server

System Properties Comparison Apache Phoenix vs. EJDB vs. Galaxybase vs. SAP Advantage Database Server

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Editorial information provided by DB-Engines
Name	Apache Phoenix  Xexclude from comparison	EJDB  Xexclude from comparison	Galaxybase  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison
				SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	A scale-out RDBMS with evolutionary schema built on Apache HBase	Embeddable document-store database library with JSON representation of queries (in MongoDB style)	Scalable, ACID-compliant native distributed parallel graph platform	Low-cost RDBMS with access to ISAM and FoxPro data structures
Primary database model	Relational DBMS	Document store	Graph DBMS	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 2.06 Rank #123   Overall #58   Relational DBMS	Score 0.31 Rank #296   Overall #44   Document stores	Score 0.07 Rank #377   Overall #40   Graph DBMS
Website	phoenix.apache.org	github.com/­Softmotions/­ejdb	galaxybase.com	www.sap.com/products/advantage-database-server.html
Technical documentation	phoenix.apache.org	github.com/­Softmotions/­ejdb/­blob/­master/­README.md
Developer	Apache Software Foundation	Softmotions	Chuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司	Sybase, SAP
Initial release	2014	2012	2017	1993
Current release	5.0-HBase2, July 2018 and 4.15-HBase1, December 2019		Nov 20, November 2021
License Commercial or Open Source	Open Source Apache Version 2.0	Open Source GPLv2	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	C and Java
Server operating systems	Linux Unix Windows	server-less	Linux	Linux Windows
Data scheme	yes late-bound, schema-on-read capabilities	schema-free	Strong typed schema	yes
Typing predefined data types such as float or date	yes	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	no
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	yes	no	no	yes
APIs and other access methods	JDBC	in-process shared library	Browser interface console (shell) Graph API (Gremlin) OpenCypher Proprietary native API	.NET Client API ADO.NET JDBC ODBC OLE DB
Supported programming languages	C C# C++ Go Groovy Java PHP Python Scala	Actionscript C C# C++ Go Java JavaScript (Node.js) Lua Objective-C Pike Python Ruby	Go Java Python	Delphi Perl PHP
Server-side scripts Stored procedures	user defined functions	no	user defined procedures and functions	yes
Triggers	no	no		yes
Partitioning methods Methods for storing different data on different nodes	Sharding	none	Sharding	none
Replication methods Methods for redundantly storing data on multiple nodes	Multi-source replication Source-replica replication	none		Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication
MapReduce Offers an API for user-defined Map/Reduce methods	Hadoop integration	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency		Immediate Consistency	Immediate Consistency
Foreign keys Referential integrity	no	no typically not needed, however similar functionality with collection joins possible	yes Relationships in graphs	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	no	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes	yes Read/Write Locking	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.	yes		yes	no caching of (temporary) tables can be configured
User concepts Access control	Access Control Lists (using HBase ACL) for RBAC, integration with Apache Ranger for RBAC & ABAC, multi-tenancy	no	Role-based access control	fine grained access rights according to SQL-standard
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More resources
	Apache Phoenix	EJDB	Galaxybase	SAP Advantage Database Server former name: Sybase ADS
DB-Engines blog posts	Cloudera's HBase PaaS offering now supports Complex Transactions 11 August 2021,  Krishna Maheshwari (sponsor)  show all
Recent citations in the news	Supercharge SQL on Your Data in Apache HBase with Apache Phoenix | Amazon Web Services 2 June 2016, AWS Blog Bridge the SQL-NoSQL gap with Apache Phoenix 4 February 2016, InfoWorld Apache Calcite, FreeMarker, Gora, Phoenix, and Solr updated 27 March 2017, SDTimes.com Azure HDInsight Analytics Platform Now Supports Apache Hadoop 3.0 18 April 2019, eWeek Hortonworks Starts Hadoop Summit with Data Platform Update -- ADTmag 28 June 2016, ADT Magazine 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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