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DBMS > LeanXcale vs. Qdrant vs. SQL.JS

System Properties Comparison LeanXcale vs. Qdrant vs. SQL.JS

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Editorial information provided by DB-Engines
NameLeanXcale  Xexclude from comparisonQdrant  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionA highly scalable full ACID SQL database with fast NoSQL data ingestion and GIS capabilitiesA high-performance vector database with neural network or semantic-based matchingPort of SQLite to JavaScript
Primary database modelKey-value store
Relational DBMS
Vector DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.36
Rank#280  Overall
#40  Key-value stores
#129  Relational DBMS
Score1.28
Rank#167  Overall
#8  Vector DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websitewww.leanxcale.comgithub.com/­qdrant/­qdrant
qdrant.tech
sql.js.org
Technical documentationqdrant.tech/­documentationsql.js.org/­documentation/­index.html
DeveloperLeanXcaleQdrantAlon Zakai infoenhancements implemented by others
Initial release201520212012
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageRustJavaScript
Server operating systemsDocker
Linux
macOS
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateNumbers, Strings, Geo, Booleanyes
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.nono
Secondary indexesyes infoKeywords, numberic ranges, geo, full-text
SQL infoSupport of SQLyes infothrough Apache Derbynoyes infoSQL-92 is not fully supported
APIs and other access methodsJDBC
Kafka Connector
ODBC
proprietary key/value interface
Spark Connector
gRPC
OpenAPI 3.0
RESTful HTTP/JSON API infoOpenAPI 3.0
JavaScript API
Supported programming languagesC
Java
Scala
.Net
Go
Java
JavaScript (Node.js)
Python
Rust
JavaScript
Server-side scripts infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesCollection-level replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency, tunable consistencynone
Foreign keys infoReferential integrityyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlKey-based authenticationno

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More resources
LeanXcaleQdrantSQL.JS
DB-Engines blog posts

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