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DBMS > EXASOL vs. Snowflake vs. TerarkDB vs. WakandaDB

System Properties Comparison EXASOL vs. Snowflake vs. TerarkDB vs. WakandaDB

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonSnowflake  Xexclude from comparisonTerarkDB  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Cloud-based data warehousing service for structured and semi-structured dataA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDBWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelRelational DBMSRelational DBMSKey-value storeObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.42
Rank#93  Overall
#46  Relational DBMS
Score15.53
Rank#37  Overall
#22  Relational DBMS
Score0.02
Rank#323  Overall
#52  Key-value stores
Score0.07
Rank#307  Overall
#18  Object oriented DBMS
Websitewww.exasol.comwww.snowflake.comgithub.com/­Terark/­terarkdbwakanda.github.io
Technical documentationwww.exasol.com/­resourcesdocs.snowflake.net/­manuals/­index.htmlgithub.com/­Terark/­terarkdb/­wikidoc.wakanda.org/­home2.en.html#/­Datastore/­Introduction.200-588937.en.html
DeveloperExasolSnowflake Computing Inc.TerarkWakanda SAS
Initial release2000201420162012
Current release2.7.0 (April 29, 2019), 2019
License infoCommercial or Open Sourcecommercialcommercialcommercial inforestricted open source version availableOpen Source infoAGPLv3, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++, JavaScript
Server operating systemshostedLinux
OS X
Windows
Data schemeyesyes infosupport of semi-structured data formats (JSON, XML, Avro)schema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes
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.noyesnono
Secondary indexesyesno
SQL infoSupport of SQLyesyesnono
APIs and other access methods.Net
JDBC
ODBC
WebSocket
CLI Client
JDBC
ODBC
C++ API
Java API
RESTful HTTP API
Supported programming languagesJava
Lua
Python
R
JavaScript (Node.js)
Python
C++
Java
JavaScript
Server-side scripts infoStored proceduresuser defined functionsuser defined functionsnoyes
Triggersyesno infosimilar concept for controling cloud resourcesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingyesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
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.yesnoyesno
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardUsers with fine-grained authorization concept, user roles and pluggable authenticationnoyes

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EXASOLSnowflakeTerarkDBWakandaDB
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