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DBMS > LokiJS vs. Sadas Engine vs. Sqrrl vs. Trafodion vs. XTDB

System Properties Comparison LokiJS vs. Sadas Engine vs. Sqrrl vs. Trafodion vs. XTDB

Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonSadas Engine  Xexclude from comparisonSqrrl  Xexclude from comparisonTrafodion  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
Sqrrl has been acquired by Amazon and became a part of Amazon Web Services. It has been removed from the DB-Engines ranking.Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionIn-memory JavaScript DBMSSADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environmentsAdaptable, secure NoSQL built on Apache AccumuloTransactional SQL-on-Hadoop DBMSA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelDocument storeRelational DBMSDocument store
Graph DBMS
Key-value store
Wide column store
Relational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#260  Overall
#42  Document stores
Score0.07
Rank#373  Overall
#157  Relational DBMS
Score0.18
Rank#332  Overall
#46  Document stores
Websitegithub.com/­techfort/­LokiJSwww.sadasengine.comsqrrl.comtrafodion.apache.orggithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationtechfort.github.io/­LokiJSwww.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentationtrafodion.apache.org/­documentation.htmlwww.xtdb.com/­docs
DeveloperSADAS s.r.l.Amazon infooriginally Sqrrl Data, Inc.Apache Software Foundation, originally developed by HPJuxt Ltd.
Initial release20142006201220142019
Current release8.02.3.0, February 20191.19, September 2021
License infoCommercial or Open SourceOpen Sourcecommercial infofree trial version availablecommercialOpen Source infoApache 2.0Open Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++JavaC++, JavaClojure
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)AIX
Linux
Windows
LinuxLinuxAll OS with a Java 8 (and higher) VM
Linux
Data schemeschema-freeyesschema-freeyesschema-free
Typing infopredefined data types such as float or datenoyesyesyesyes, extensible-data-notation format
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 indexesyes infovia viewsyesyesyesyes
SQL infoSupport of SQLnoyesnoyeslimited SQL, making use of Apache Calcite
APIs and other access methodsJavaScript APIJDBC
ODBC
Proprietary protocol
Accumulo Shell
Java API
JDBC
ODBC
RESTful HTTP API
Thrift
ADO.NET
JDBC
ODBC
HTTP REST
JDBC
Supported programming languagesJavaScript.Net
C
C#
C++
Groovy
Java
PHP
Python
Actionscript
C infousing GLib
C#
C++
Cocoa
Delphi
Erlang
Go
Haskell
Java
JavaScript
OCaml
Perl
PHP
Python
Ruby
Smalltalk
All languages supporting JDBC/ODBC/ADO.NetClojure
Java
Server-side scripts infoStored proceduresView functions in JavaScriptnonoJava Stored Proceduresno
Triggersyesnononono
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioningSharding infomaking use of HadoopShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneselectable replication factor infomaking use of Hadoopyes, via HBaseyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyesyes infovia user defined functions and HBaseno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency infoDocument store kept consistent with combination of global timestamping, row-level transactions, and server-side consistency resolution.Immediate Consistency
Foreign keys infoReferential integritynoyesnoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possibleAtomic updates per row, document, or graph entityACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infomanaged by 'Learn by Usage'no
User concepts infoAccess controlnoAccess rights for users, groups and roles according to SQL-standardCell-level Security, Data-Centric Security, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC)fine grained access rights according to SQL-standard

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More resources
LokiJSSadas EngineSqrrlTrafodionXTDB infoformerly named Crux
DB-Engines blog posts

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