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DBMS > AlaSQL vs. Cassandra vs. H2 vs. Prometheus vs. Snowflake

System Properties Comparison AlaSQL vs. Cassandra vs. H2 vs. Prometheus vs. Snowflake

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCassandra  Xexclude from comparisonH2  Xexclude from comparisonPrometheus  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionJavaScript DBMS libraryWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.Open-source Time Series DBMS and monitoring systemCloud-based data warehousing service for structured and semi-structured data
Primary database modelDocument store
Relational DBMS
Wide column storeRelational DBMSTime Series DBMSRelational DBMS
Secondary database modelsVector DBMS infostarting with release V5Spatial 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
Score101.89
Rank#12  Overall
#1  Wide column stores
Score8.13
Rank#49  Overall
#31  Relational DBMS
Score8.42
Rank#47  Overall
#2  Time Series DBMS
Score121.33
Rank#9  Overall
#6  Relational DBMS
Websitealasql.orgcassandra.apache.orgwww.h2database.comprometheus.iowww.snowflake.com
Technical documentationgithub.com/­AlaSQL/­alasqlcassandra.apache.org/­doc/­latestwww.h2database.com/­html/­main.htmlprometheus.io/­docsdocs.snowflake.net/­manuals/­index.html
DeveloperAndrey Gershun & Mathias R. WulffApache Software Foundation infoApache top level project, originally developped by FacebookThomas MuellerSnowflake Computing Inc.
Initial release20142008200520152014
Current release4.1.3, July 20232.2.220, July 2023
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache version 2Open Source infodual-licence (Mozilla public license, Eclipse public license)Open Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud servicenonononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageJavaScriptJavaJavaGo
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)BSD
Linux
OS X
Windows
All OS with a Java VMLinux
Windows
hosted
Data schemeschema-freeschema-freeyesyesyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or datenoyesyesNumeric data onlyyes
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 infoImport of XML data possibleyes
Secondary indexesnorestricted infoonly equality queries, not always the best performing solutionyesno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.SQL-like SELECT, DML and DDL statements (CQL)yesnoyes
APIs and other access methodsJavaScript APIProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
JDBC
ODBC
RESTful HTTP/JSON APICLI Client
JDBC
ODBC
Supported programming languagesJavaScriptC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
Java.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonoJava Stored Procedures and User-Defined Functionsnouser defined functions
Triggersyesyesyesnono infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infono "single point of failure"noneShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factor infoRepresentation of geographical distribution of servers is possibleWith clustering: 2 database servers on different computers operate on identical copies of a databaseyes infoby Federationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integrityyesnoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageno infoAtomicity and isolation are supported for single operationsACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyes
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.yesnoyesnono
User concepts infoAccess controlnoAccess rights for users can be defined per objectfine grained access rights according to SQL-standardnoUsers with fine-grained authorization concept, user roles and pluggable authentication
More information provided by the system vendor
AlaSQLCassandraH2PrometheusSnowflake
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
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Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
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Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
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Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
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