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DBMS > AlaSQL vs. Oracle Rdb vs. XTDB vs. YottaDB

System Properties Comparison AlaSQL vs. Oracle Rdb vs. XTDB vs. YottaDB

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonOracle Rdb  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparisonYottaDB  Xexclude from comparison
DescriptionJavaScript DBMS libraryA general purpose database with bitemporal SQL and Datalog and graph queriesA fast and solid embedded Key-value store
Primary database modelDocument store
Relational DBMS
Relational DBMSDocument storeKey-value store
Secondary database modelsRelational DBMS infousing the Octo plugin
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.42
Rank#264  Overall
#42  Document stores
#122  Relational DBMS
Score1.04
Rank#184  Overall
#84  Relational DBMS
Score0.13
Rank#330  Overall
#45  Document stores
Score0.21
Rank#309  Overall
#43  Key-value stores
Websitealasql.orgwww.oracle.com/­database/­technologies/­related/­rdb.htmlgithub.com/­xtdb/­xtdb
www.xtdb.com
yottadb.com
Technical documentationgithub.com/­AlaSQL/­alasqlwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlwww.xtdb.com/­docsyottadb.com/­resources/­documentation
DeveloperAndrey Gershun & Mathias R. WulffOracle, originally developed by Digital Equipment Corporation (DEC)Juxt Ltd.YottaDB, LLC
Initial release2014198420192001
Current release7.4.1.1, 20211.19, September 2021
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source infoMIT LicenseOpen Source infoAGPL 3.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptClojureC
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)HP Open VMSAll OS with a Java 8 (and higher) VM
Linux
Docker
Linux
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)schema-freeschema-free
Typing infopredefined data types such as float or datenoyesyes, extensible-data-notation formatno
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 indexesnoyesyesno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.yeslimited SQL, making use of Apache Calciteby using the Octo plugin
APIs and other access methodsJavaScript APIHTTP REST
JDBC
PostgreSQL wire protocol infousing the Octo plugin
Proprietary protocol
Supported programming languagesJavaScriptClojure
Java
C
Go
JavaScript (Node.js)
Lua
M
Perl
Python
Rust
Server-side scripts infoStored proceduresnono
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes, each node contains all datayes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyes, on a single nodeACIDoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlnoUsers and groups based on OS-security mechanisms

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More resources
AlaSQLOracle RdbXTDB infoformerly named CruxYottaDB
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