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DBMS > BoltDB vs. Cassandra vs. EDB Postgres vs. Oracle Coherence vs. SWC-DB

System Properties Comparison BoltDB vs. Cassandra vs. EDB Postgres vs. Oracle Coherence vs. SWC-DB

Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonCassandra  Xexclude from comparisonEDB Postgres  Xexclude from comparisonOracle Coherence  Xexclude from comparisonSWC-DB infoSuper Wide Column Database  Xexclude from comparison
DescriptionAn embedded key-value store for Go.Wide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessThe EDB Postgres Platform is an enterprise-class data management platform based on the open source database PostgreSQL with flexible deployment options and Oracle compatibility features, complemented by tool kits for management, integration, and migration.Oracles in-memory data grid solutionA high performance, scalable Wide Column DBMS
Primary database modelKey-value storeWide column storeRelational DBMSKey-value storeWide column store
Secondary database modelsVector DBMS infostarting with release V5Document store
Spatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.74
Rank#220  Overall
#31  Key-value stores
Score101.89
Rank#12  Overall
#1  Wide column stores
Score1.90
Rank#135  Overall
#63  Relational DBMS
Score1.92
Rank#130  Overall
#22  Key-value stores
Score0.01
Rank#376  Overall
#13  Wide column stores
Websitegithub.com/­boltdb/­boltcassandra.apache.orgwww.enterprisedb.comwww.oracle.com/­java/­coherencegithub.com/­kashirin-alex/­swc-db
www.swcdb.org
Technical documentationcassandra.apache.org/­doc/­latestwww.enterprisedb.com/­docsdocs.oracle.com/­en/­middleware/­standalone/­coherence
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookEnterpriseDBOracleAlex Kashirin
Initial release20132008200520072020
Current release4.1.3, July 202314, December 202114.1, August 20230.5, April 2021
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache version 2commercial infoBSD for PostgreSQL-componentscommercialOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageGoJavaCJavaC++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
BSD
Linux
OS X
Windows
Linux
Windows
All OS with a Java VMLinux
Data schemeschema-freeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or datenoyesyesyes
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.nonoyes infospecific XML-type available, but no XML query functionality.nono
Secondary indexesnorestricted infoonly equality queries, not always the best performing solutionyesno
SQL infoSupport of SQLnoSQL-like SELECT, DML and DDL statements (CQL)yes infostandard with numerous extensionsnoSQL-like query language
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
JCache
JPA
RESTful HTTP API
Proprietary protocol
Thrift
Supported programming languagesGoC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
.Net
C
C++
Delphi
Java
Perl
PHP
Python
Tcl
.Net
C++
Java
C++
Server-side scripts infoStored proceduresnonouser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.nono
Triggersnoyesyesyes infoLive Eventsno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infono "single point of failure"horizontal partitioning infoby hash, list or rangeShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factor infoRepresentation of geographical distribution of servers is possibleMulti-source replicationyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencyEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno infoAtomicity and isolation are supported for single operationsACIDconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyesyes infooptionallyyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nononoyesno
User concepts infoAccess controlnoAccess rights for users can be defined per objectfine grained access rights according to SQL-standardauthentification to access the cache via certificates or http basic authentication
More information provided by the system vendor
BoltDBCassandraEDB PostgresOracle CoherenceSWC-DB infoSuper Wide Column Database
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
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Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
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Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
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Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
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Market metricsCassandra is used by 40% of the Fortune 100.
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Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
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