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DBMS > AlaSQL vs. EventStoreDB vs. Hypertable vs. ITTIA

System Properties Comparison AlaSQL vs. EventStoreDB vs. Hypertable vs. ITTIA

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonEventStoreDB  Xexclude from comparisonHypertable  Xexclude from comparisonITTIA  Xexclude from comparison
Hypertable has stopped its further development with March 2016 and is removed from the DB-Engines ranking.
DescriptionJavaScript DBMS libraryIndustrial-strength, open-source database solution built from the ground up for event sourcing.An open source BigTable implementation based on distributed file systems such as HadoopEdge Time Series DBMS with Real-Time Stream Processing
Primary database modelDocument store
Relational DBMS
Event StoreWide column storeTime Series DBMS
Secondary database modelsRelational 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
Score0.36
Rank#272  Overall
#22  Time Series DBMS
Websitealasql.orgwww.eventstore.comwww.ittia.com
Technical documentationgithub.com/­AlaSQL/­alasqldevelopers.eventstore.com
DeveloperAndrey Gershun & Mathias R. WulffEvent Store LimitedHypertable Inc.ITTIA L.L.C.
Initial release2014201220092007
Current release21.2, February 20210.9.8.11, March 20168.7
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen SourceOpen Source infoGNU version 3. Commercial license availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++C and C++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
Windows
Linux
OS X
Windows infoan inofficial Windows port is available
Linux
Windows
Data schemeschema-freeschema-freeFixed schema
Typing infopredefined data types such as float or datenonoFloat/Blob/Integer/String/Unicode/Date/Time/Timestamp/Interval
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.nono
Secondary indexesnorestricted infoonly exact value or prefix value scansyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyes
APIs and other access methodsJavaScript APIC++ API
Thrift
JDBC
ODBC
RESTful HTTP API
WebSocket
Supported programming languagesJavaScriptC++
Java
Perl
PHP
Python
Ruby
C
C++
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonoyes
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factor on file system levelyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenoyes
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnonoDatabase file passwords

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More resources
AlaSQLEventStoreDBHypertableITTIA
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