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DBMS > AlaSQL vs. EventStoreDB vs. Graphite vs. HEAVY.AI vs. RocksDB

System Properties Comparison AlaSQL vs. EventStoreDB vs. Graphite vs. HEAVY.AI vs. RocksDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonEventStoreDB  Xexclude from comparisonGraphite  Xexclude from comparisonHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022  Xexclude from comparisonRocksDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryIndustrial-strength, open-source database solution built from the ground up for event sourcing.Data logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperA high performance, column-oriented RDBMS, specifically developed to harness the massive parallelism of modern CPU and GPU hardwareEmbeddable persistent key-value store optimized for fast storage (flash and RAM)
Primary database modelDocument store
Relational DBMS
Event StoreTime Series DBMSRelational DBMSKey-value store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.42
Rank#264  Overall
#42  Document stores
#122  Relational DBMS
Score1.07
Rank#181  Overall
#1  Event Stores
Score5.19
Rank#62  Overall
#4  Time Series DBMS
Score1.41
Rank#153  Overall
#71  Relational DBMS
Score2.84
Rank#97  Overall
#16  Key-value stores
Websitealasql.orgwww.eventstore.comgithub.com/­graphite-project/­graphite-webgithub.com/­heavyai/­heavydb
www.heavy.ai
rocksdb.org
Technical documentationgithub.com/­AlaSQL/­alasqldevelopers.eventstore.comgraphite.readthedocs.iodocs.heavy.aigithub.com/­facebook/­rocksdb/­wiki
DeveloperAndrey Gershun & Mathias R. WulffEvent Store LimitedChris DavisHEAVY.AI, Inc.Facebook, Inc.
Initial release20142012200620162013
Current release21.2, February 20215.10, January 20229.4.0, June 2024
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen SourceOpen Source infoApache 2.0Open Source infoApache Version 2; enterprise edition availableOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptPythonC++ and CUDAC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
Windows
Linux
Unix
LinuxLinux
Data schemeschema-freeyesyesschema-free
Typing infopredefined data types such as float or datenoNumeric data onlyyesno
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.nononono
Secondary indexesnononono
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyesno
APIs and other access methodsJavaScript APIHTTP API
Sockets
JDBC
ODBC
Thrift
Vega
C++ API
Java API
Supported programming languagesJavaScriptJavaScript (Node.js)
Python
All languages supporting JDBC/ODBC/Thrift
Python
C
C++
Go
Java
Perl
Python
Ruby
Server-side scripts infoStored proceduresnononono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding infoRound robinhorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneMulti-source replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnonenoneImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenonoyes
Concurrency infoSupport for concurrent manipulation of datayes infolockingyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlnonofine grained access rights according to SQL-standardno

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More resources
AlaSQLEventStoreDBGraphiteHEAVY.AI infoFormerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022RocksDB
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