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DBMS > AlaSQL vs. Microsoft Azure SQL Database vs. Realm vs. Trino vs. VelocityDB

System Properties Comparison AlaSQL vs. Microsoft Azure SQL Database vs. Realm vs. Trino vs. VelocityDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonMicrosoft Azure SQL Database infoformerly SQL Azure  Xexclude from comparisonRealm  Xexclude from comparisonTrino  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryDatabase as a Service offering with high compatibility to Microsoft SQL ServerA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataFast distributed SQL query engine for big data analytics. Forked from Presto and originally named PrestoSQLA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelDocument store
Relational DBMS
Relational DBMSDocument storeRelational DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
Document store
Key-value store
Spatial DBMS
Search engine
Time Series DBMS
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.42
Rank#264  Overall
#42  Document stores
#122  Relational DBMS
Score72.95
Rank#16  Overall
#11  Relational DBMS
Score7.18
Rank#52  Overall
#8  Document stores
Score5.28
Rank#61  Overall
#35  Relational DBMS
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websitealasql.orgazure.microsoft.com/­en-us/­products/­azure-sql/­databaserealm.iotrino.iovelocitydb.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.microsoft.com/­en-us/­azure/­azure-sqlrealm.io/­docstrino.io/­broadcast
trino.io/­docs/­current
velocitydb.com/­UserGuide
DeveloperAndrey Gershun & Mathias R. WulffMicrosoftRealm, acquired by MongoDB in May 2019Trino Software FoundationVelocityDB Inc
Initial release2014201020142012 info2020 rebranded from PrestoSQL2011
Current releaseV127.x
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen SourceOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptC++JavaC#
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)hostedAndroid
Backend: server-less
iOS
Windows
Linux
macOS infofor devlopment
Any that supports .NET
Data schemeschema-freeyesyesyesyes
Typing infopredefined data types such as float or datenoyesyesyesyes
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.noyesnonono
Secondary indexesnoyesyesdepending on connected data-sourceyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.yesnoyesno
APIs and other access methodsJavaScript APIADO.NET
JDBC
ODBC
JDBC
RESTful HTTP API
Trino CLI
.Net
Supported programming languagesJavaScript.Net
C#
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
Java infowith Android only
Objective-C
React Native
Swift
Go
Java
JavaScript (Node.js)
Python
R
Ruby
.Net
Server-side scripts infoStored proceduresnoTransact SQLno inforuns within the applications so server-side scripts are unnecessaryyes, depending on connected data-sourceno
Triggersyesyesyes infoChange ListenersnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesnonenonedepending on connected data-sourceSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes, with always 3 replicas availablenonedepending on connected data-source
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistencydepending on connected data-sourceImmediate Consistency
Foreign keys infoReferential integrityyesyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageACIDACIDdepending on connected data-sourceACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesdepending on connected data-sourceyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoIn-Memory realmyes
User concepts infoAccess controlnofine grained access rights according to SQL-standardyesSQL standard access controlBased on Windows Authentication
More information provided by the system vendor
AlaSQLMicrosoft Azure SQL Database infoformerly SQL AzureRealmTrinoVelocityDB
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More resources
AlaSQLMicrosoft Azure SQL Database infoformerly SQL AzureRealmTrinoVelocityDB
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