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DBMS > AlaSQL vs. Alibaba Cloud Log Service vs. EJDB vs. Firebase Realtime Database vs. IRONdb

System Properties Comparison AlaSQL vs. Alibaba Cloud Log Service vs. EJDB vs. Firebase Realtime Database vs. IRONdb

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonAlibaba Cloud Log Service  Xexclude from comparisonEJDB  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparisonIRONdb  Xexclude from comparison
IRONdb seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionJavaScript DBMS libraryA complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.Embeddable document-store database library with JSON representation of queries (in MongoDB style)Cloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.A distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicity
Primary database modelDocument store
Relational DBMS
Search engineDocument storeDocument storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.43
Rank#265  Overall
#18  Search engines
Score0.27
Rank#297  Overall
#44  Document stores
Score14.29
Rank#39  Overall
#6  Document stores
Websitealasql.orgwww.alibabacloud.com/­product/­log-servicegithub.com/­Softmotions/­ejdbfirebase.google.com/­products/­realtime-databasewww.circonus.com/solutions/time-series-database/
Technical documentationgithub.com/­AlaSQL/­alasqlwww.alibabacloud.com/­help/­en/­slsgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdfirebase.google.com/­docs/­databasedocs.circonus.com/irondb/category/getting-started
DeveloperAndrey Gershun & Mathias R. WulffAlibabaCloud Inc.SoftmotionsGoogle infoacquired by Google 2014Circonus LLC.
Initial release20142016201220122017
Current releaseV0.10.20, January 2018
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source infoGPLv2commercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesnoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptCC and C++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedserver-lesshostedLinux
Data schemeschema-freeschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenoyesyes infostring, integer, double, bool, date, object_idyesyes infotext, numeric, histograms
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 indexesnoyesnoyesno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.SQL for queryingnonoSQL-like query language (Circonus Analytics Query Language: CAQL)
APIs and other access methodsJavaScript APIHTTP RESTin-process shared libraryAndroid
iOS
JavaScript API
RESTful HTTP API
HTTP API
Supported programming languagesJavaScriptActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Java
JavaScript
Objective-C
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Lua
Perl
PHP
Python
R
Ruby
Rust
Scala
Server-side scripts infoStored proceduresnononolimited functionality with using 'rules'yes, in Lua
TriggersyesyesnoCallbacks are triggered when data changesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnoneAutomatic, metric affinity per node
Replication methods infoMethods for redundantly storing data on multiple nodesnone3 replicasnoneconfigurable replication factor, datacenter aware
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoES-Hadoop Connectornonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate consistency per node, eventual consistency across nodes
Foreign keys infoReferential integrityyesnono infotypically not needed, however similar functionality with collection joins possiblenono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenonoyesno
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlnoAlibaba Cloud user access controlnoyes, based on authentication and database rulesno
More information provided by the system vendor
AlaSQLAlibaba Cloud Log ServiceEJDBFirebase Realtime DatabaseIRONdb
Specific characteristicsA real-time service for telementry data (log, metric, trace). Alibaba Cloud Log Service...
» more
Competitive advantages* Ease of use: Completes data collections from more than 30 data sources within five...
» more
Typical application scenarios* Log/Trace/Event Search & Analysis * Application Monitoring * Operation Analysis...
» more
Key customers* Alibaba & Ant-Financeļ¼šhe infrastructure service for the Corp * Over 22k Subscriber...
» more
Licensing and pricing modelsPay-As-You-Go https://www.alibabacloud.com/product/log-service/pricing
» more

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More resources
AlaSQLAlibaba Cloud Log ServiceEJDBFirebase Realtime DatabaseIRONdb
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