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DBMS > AlaSQL vs. Geode vs. H2 vs. IBM Cloudant vs. KeyDB

System Properties Comparison AlaSQL vs. Geode vs. H2 vs. IBM Cloudant vs. KeyDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonGeode  Xexclude from comparisonH2  Xexclude from comparisonIBM Cloudant  Xexclude from comparisonKeyDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryGeode is a distributed data container, pooling memory, CPU, network resources, and optionally local disk across multiple processesFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.Database as a Service offering based on Apache CouchDBAn ultra-fast, open source Key-value store fully compatible with Redis API, modules, and protocols
Primary database modelDocument store
Relational DBMS
Key-value storeRelational DBMSDocument storeKey-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
Score1.51
Rank#147  Overall
#25  Key-value stores
Score7.57
Rank#47  Overall
#30  Relational DBMS
Score2.85
Rank#95  Overall
#18  Document stores
Score0.63
Rank#232  Overall
#32  Key-value stores
Websitealasql.orggeode.apache.orgwww.h2database.comwww.ibm.com/­products/­cloudantgithub.com/­Snapchat/­KeyDB
keydb.dev
Technical documentationgithub.com/­AlaSQL/­alasqlgeode.apache.org/­docswww.h2database.com/­html/­main.htmlcloud.ibm.com/­docs/­Cloudantdocs.keydb.dev
DeveloperAndrey Gershun & Mathias R. WulffOriginally developed by Gemstone. They outsourced the project to Apache in 2015 but still deliver a commercial version as Gemfire.Thomas MuellerIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014EQ Alpha Technology Ltd.
Initial release20142002200520102019
Current release1.1, February 20172.2.220, July 2023
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache Version 2; commercial licenses available as GemfireOpen Source infodual-licence (Mozilla public license, Eclipse public license)commercialOpen Source infoBSD-3
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaJavaErlangC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)All OS with a Java VM infothe JDK (8 or later) is also requiredAll OS with a Java VMhostedLinux
Data schemeschema-freeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or datenoyesyesnopartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes
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.nonononono
Secondary indexesnonoyesyesyes infoby using the Redis Search module
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.SQL-like query language (OQL)yesnono
APIs and other access methodsJavaScript APIJava Client API
Memcached protocol
RESTful HTTP API
JDBC
ODBC
RESTful HTTP/JSON APIProprietary protocol infoRESP - REdis Serialization Protoco
Supported programming languagesJavaScript.Net
All JVM based languages
C++
Groovy
Java
Scala
JavaC#
Java
JavaScript
Objective-C
PHP
Ruby
C
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
Server-side scripts infoStored proceduresnouser defined functionsJava Stored Procedures and User-Defined FunctionsView functions (Map-Reduce) in JavaScriptLua
Triggersyesyes infoCache Event Listenersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replicationWith clustering: 2 database servers on different computers operate on identical copies of a databaseMulti-source replication
Source-replica replication
Multi-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate ConsistencyEventual ConsistencyEventual Consistency
Strong eventual consistency with CRDTs
Foreign keys infoReferential integrityyesnoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyes, on a single nodeACIDno infoatomic operations within a document possibleOptimistic locking, atomic execution of commands blocks and scripts
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes infoOptimistic lockingyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyesyes infoConfigurable mechanisms for persistency via snapshots and/or operations logs
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesnoyes
User concepts infoAccess controlnoAccess rights per client and object definablefine grained access rights according to SQL-standardAccess rights for users can be defined per databasesimple password-based access control and ACL

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More resources
AlaSQLGeodeH2IBM CloudantKeyDB
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