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DBMS > EJDB vs. MySQL vs. OrientDB vs. SAP Advantage Database Server

System Properties Comparison EJDB vs. MySQL vs. OrientDB vs. SAP Advantage Database Server

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Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonMySQL  Xexclude from comparisonOrientDB  Xexclude from comparisonSAP Advantage Database Server infoformer name: Sybase ADS  Xexclude from comparison
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)Widely used open source RDBMSMulti-model DBMS (Document, Graph, Key/Value)Low-cost RDBMS with access to ISAM and FoxPro data structures
Primary database modelDocument storeRelational DBMS infoKey/Value like access via memcached APIDocument store
Graph DBMS
Key-value store
Relational DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.10
Rank#314  Overall
#41  Document stores
Score1202.10
Rank#2  Overall
#2  Relational DBMS
Score5.14
Rank#79  Overall
#14  Document stores
#5  Graph DBMS
#12  Key-value stores
Score3.68
Rank#91  Overall
#47  Relational DBMS
Websiteejdb.orgwww.mysql.comorientdb.orgwww.sap.com/­products/­advantage-database-server.html
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mddev.mysql.com/­docwww.orientdb.com/­docs/­last/­index.html
DeveloperSoftmotionsOracle infosince 2010, originally MySQL AB, then SunOrientDB LTD; CallidusCloud; SAPSybase, SAP
Initial release2012199520101993
Current release8.0.29, April 20223.1.9, February 2021
License infoCommercial or Open SourceOpen Source infoGPLv2Open Source infoGPL version 2. Commercial licenses with extended functionallity are availableOpen Source infoApache version 2commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC and C++Java
Server operating systemsserver-lessFreeBSD
Linux
OS X
Solaris
Windows
All OS with a Java JDK (>= JDK 6)Linux
Windows
Data schemeschema-freeyesschema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")yes
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_idyesyesyes
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.yesnono
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoyes infowith proprietary extensionsSQL-like query language, no joinsyes
APIs and other access methodsin-process shared libraryADO.NET
JDBC
ODBC
Proprietary native API
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
.NET Client API
ADO.NET
JDBC
ODBC
OLE DB
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
Delphi
Perl
PHP
Server-side scripts infoStored proceduresnoyes infoproprietary syntaxJava, Javascriptyes
TriggersnoyesHooksyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning, sharding with MySQL Cluster or MySQL FabricShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication
Source-replica replication
Multi-source replicationMulti-source replication infoCONFLICT Trigger to resolve replication conflicts
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infocould be achieved with distributed queriesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possibleyes infonot for MyISAM storage engineyes inforelationship in graphsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infonot for MyISAM storage engineACIDACID
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyes infotable locks or row locks depending on storage engineyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno infocaching of (temporary) tables can be configured
User concepts infoAccess controlnoUsers with fine-grained authorization concept infono user groups or rolesAccess rights for users and roles; record level security configurablefine grained access rights according to SQL-standard

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More resources
EJDBMySQLOrientDBSAP Advantage Database Server infoformer name: Sybase ADS
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