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DBMS > EXASOL vs. RocksDB vs. Snowflake vs. TerarkDB vs. TimescaleDB

System Properties Comparison EXASOL vs. RocksDB vs. Snowflake vs. TerarkDB vs. TimescaleDB

Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonRocksDB  Xexclude from comparisonSnowflake  Xexclude from comparisonTerarkDB  Xexclude from comparisonTimescaleDB  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Embeddable persistent key-value store optimized for fast storage (flash and RAM)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 MongoDBA time series DBMS optimized for fast ingest and complex queries, based on PostgreSQL
Primary database modelRelational DBMSKey-value storeRelational DBMSKey-value storeTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.25
Rank#120  Overall
#57  Relational DBMS
Score4.00
Rank#84  Overall
#11  Key-value stores
Score123.20
Rank#9  Overall
#6  Relational DBMS
Score0.04
Rank#377  Overall
#58  Key-value stores
Score4.87
Rank#74  Overall
#4  Time Series DBMS
Websitewww.exasol.comrocksdb.orgwww.snowflake.comgithub.com/­bytedance/­terarkdbwww.timescale.com
Technical documentationwww.exasol.com/­resourcesgithub.com/­facebook/­rocksdb/­wikidocs.snowflake.net/­manuals/­index.htmlbytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKcdocs.timescale.com
DeveloperExasolFacebook, Inc.Snowflake Computing Inc.ByteDance, originally TerarkTimescale
Initial release20002013201420162017
Current release8.11.4, April 20242.13.0, November 2023
License infoCommercial or Open SourcecommercialOpen Source infoBSDcommercialcommercial inforestricted open source version availableOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++C
Server operating systemsLinuxhostedLinux
OS X
Windows
Data schemeyesschema-freeyes infosupport of semi-structured data formats (JSON, XML, Avro)schema-freeyes
Typing infopredefined data types such as float or dateyesnoyesnonumerics, strings, booleans, arrays, JSON blobs, geospatial dimensions, currencies, binary data, other complex data types
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.nonoyesnoyes
Secondary indexesyesnonoyes
SQL infoSupport of SQLyesnoyesnoyes infofull PostgreSQL SQL syntax
APIs and other access methods.Net
JDBC
ODBC
WebSocket
C++ API
Java API
CLI Client
JDBC
ODBC
C++ API
Java API
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesJava
Lua
Python
R
C
C++
Go
Java
Perl
Python
Ruby
JavaScript (Node.js)
Python
C++
Java
.Net
C
C++
Delphi
Java infoJDBC
JavaScript
Perl
PHP
Python
R
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresuser defined functionsnouser defined functionsnouser defined functions, PL/pgSQL, PL/Tcl, PL/Perl, PL/Python, PL/Java, PL/PHP, PL/R, PL/Ruby, PL/Scheme, PL/Unix shell
Triggersyesno infosimilar concept for controling cloud resourcesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningyesnoneyes, across time and space (hash partitioning) attributes
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesnoneSource-replica replication with hot standby and reads on replicas info
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
Foreign keys infoReferential integrityyesnoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyesACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
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.yesyesnoyesno
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardnoUsers with fine-grained authorization concept, user roles and pluggable authenticationnofine grained access rights according to SQL-standard

More information provided by the system vendor

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Related products and services
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More resources
EXASOLRocksDBSnowflakeTerarkDBTimescaleDB
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