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DBMS > EXASOL vs. NuoDB vs. OpenTSDB vs. Oracle Coherence vs. TerarkDB

System Properties Comparison EXASOL vs. NuoDB vs. OpenTSDB vs. Oracle Coherence vs. TerarkDB

Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonNuoDB  Xexclude from comparisonOpenTSDB  Xexclude from comparisonOracle Coherence  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.NuoDB is a webscale distributed database that supports SQL and ACID transactionsScalable Time Series DBMS based on HBaseOracles in-memory data grid solutionA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelRelational DBMSRelational DBMSTime Series DBMSKey-value storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.76
Rank#139  Overall
#62  Relational DBMS
Score0.94
Rank#197  Overall
#92  Relational DBMS
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score1.97
Rank#129  Overall
#22  Key-value stores
Score0.08
Rank#367  Overall
#56  Key-value stores
Websitewww.exasol.comwww.3ds.com/­nuodb-distributed-sql-databaseopentsdb.netwww.oracle.com/­java/­coherencegithub.com/­bytedance/­terarkdb
Technical documentationwww.exasol.com/­resourcesdoc.nuodb.comopentsdb.net/­docs/­build/­html/­index.htmldocs.oracle.com/­en/­middleware/­standalone/­coherencebytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKc
DeveloperExasolDassault Systèmes infooriginally NuoDB, Inc.currently maintained by Yahoo and other contributorsOracleByteDance, originally Terark
Initial release20002013201120072016
Current release14.1, August 2023
License infoCommercial or Open Sourcecommercialcommercial infolimited edition freeOpen Source infoLGPLcommercialcommercial inforestricted open source version available
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.
Implementation languageC++JavaJavaC++
Server operating systemshosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Linux
Windows
All OS with a Java VM
Data schemeyesyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesnumeric data for metrics, strings for tagsyesno
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.nonononono
Secondary indexesyesyesnonono
SQL infoSupport of SQLyesyesnonono
APIs and other access methods.Net
JDBC
ODBC
WebSocket
ADO.NET
JDBC
ODBC
HTTP API
Telnet API
JCache
JPA
RESTful HTTP API
C++ API
Java API
Supported programming languagesJava
Lua
Python
R
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Erlang
Go
Java
Python
R
Ruby
.Net
C++
Java
C++
Java
Server-side scripts infoStored proceduresuser defined functionsJava, SQLnonono
Triggersyesyesnoyes infoLive Eventsno
Partitioning methods infoMethods for storing different data on different nodesShardingdata is dynamically stored/cached on the nodes where it is read/writtenSharding infobased on HBaseShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoManaged transparently by NuoDBselectable replication factor infobased on HBaseyes, with selectable consistency levelnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency infobased on HBaseEventual Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infotunable commit protocolnoconfigurableno
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCCyesyesyes
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.yesyes infoTemporary tablenoyesyes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardStandard SQL roles/ privileges, Administrative Usersnoauthentification to access the cache via certificates or http basic authenticationno

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More resources
EXASOLNuoDBOpenTSDBOracle CoherenceTerarkDB
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