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DBMS > Alibaba Cloud PolarDB vs. EJDB vs. GBase vs. Oracle NoSQL vs. SAP Advantage Database Server

System Properties Comparison Alibaba Cloud PolarDB vs. EJDB vs. GBase vs. Oracle NoSQL vs. SAP Advantage Database Server

Editorial information provided by DB-Engines
NameAlibaba Cloud PolarDB  Xexclude from comparisonEJDB  Xexclude from comparisonGBase  Xexclude from comparisonOracle NoSQL  Xexclude from comparisonSAP Advantage Database Server infoformer name: Sybase ADS  Xexclude from comparison
SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.Embeddable document-store database library with JSON representation of queries (in MongoDB style)Widely used RDBMS in China, including analytical, transactional, distributed transactional, and cloud-native data warehousing.A multi-model, scalable, distributed NoSQL database, designed to provide highly reliable, flexible, and available data management across a configurable set of storage nodesLow-cost RDBMS with access to ISAM and FoxPro data structures
Primary database modelRelational DBMSDocument storeRelational DBMSDocument store
Key-value store
Relational DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.59
Rank#241  Overall
#110  Relational DBMS
Score0.27
Rank#297  Overall
#44  Document stores
Score1.07
Rank#185  Overall
#86  Relational DBMS
Score2.95
Rank#100  Overall
#17  Document stores
#17  Key-value stores
#50  Relational DBMS
Websitewww.alibabacloud.com/­product/­polardbgithub.com/­Softmotions/­ejdbwww.gbase.cnwww.oracle.com/­database/­nosql/­technologies/­nosqlwww.sap.com/products/advantage-database-server.html
Technical documentationwww.alibabacloud.com/­help/­en/­polardb/­product-overviewgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mddocs.oracle.com/­en/­database/­other-databases/­nosql-database/­index.html
DeveloperAlibabaSoftmotionsGeneral Data Technology Co., Ltd.OracleSybase, SAP
Initial release2012200420111993
Current releaseGBase 8a, GBase 8s, GBase 8c23.3, December 2023
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2commercialOpen Source infoProprietary for Enterprise Edition (Oracle Database EE license has Oracle NoSQL database EE covered: details)commercial
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC, Java, PythonJava
Server operating systemshostedserver-lessLinuxLinux
Solaris SPARC/x86
Linux
Windows
Data schemeyesschema-freeyesSupport Fixed schema and Schema-less deployment with the ability to interoperate between them.yes
Typing infopredefined data types such as float or dateyesyes infostring, integer, double, bool, date, object_idyesoptionalyes
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.yesyesnono
Secondary indexesyesnoyesyesyes
SQL infoSupport of SQLyesnoStandard with numerous extensionsSQL-like DML and DDL statementsyes
APIs and other access methodsJDBC
ODBC
in-process shared libraryADO.NET
C API
JDBC
ODBC
RESTful HTTP API.NET Client API
ADO.NET
JDBC
ODBC
OLE DB
Supported programming languagesJava
Python
Actionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
C#C
C#
Go
Java
JavaScript (Node.js)
Python
Delphi
Perl
PHP
Server-side scripts infoStored proceduresyesnouser defined functionsnoyes
Triggersyesnoyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud servicenonehorizontal partitioning (by range, list and hash) and vertical partitioningShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud servicenoneyesElectable source-replica replication per shard. Support distributed global deployment with Multi-region table featureMulti-source replication infoCONFLICT Trigger to resolve replication conflicts
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency
Foreign keys infoReferential integrityyesno infotypically not needed, however similar functionality with collection joins possibleyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDconfigurable infoACID within a storage node (=shard)ACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infooff heap cacheno infocaching of (temporary) tables can be configured
User concepts infoAccess controlfine grained access rights according to SQL-standardnoyesAccess rights for users and rolesfine grained access rights according to SQL-standard
More information provided by the system vendor
Alibaba Cloud PolarDBEJDBGBaseOracle NoSQLSAP Advantage Database Server infoformer name: Sybase ADS
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More resources
Alibaba Cloud PolarDBEJDBGBaseOracle NoSQLSAP Advantage Database Server infoformer name: Sybase ADS
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