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DBMS > Apache Druid vs. chDB vs. Cloudflare Workers KV vs. SpatiaLite vs. SQL.JS

System Properties Comparison Apache Druid vs. chDB vs. Cloudflare Workers KV vs. SpatiaLite vs. SQL.JS

Editorial information provided by DB-Engines
NameApache Druid  Xexclude from comparisonchDB  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonSpatiaLite  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionOpen-source analytics data store designed for sub-second OLAP queries on high dimensionality and high cardinality dataAn embedded SQL OLAP Engine powered by ClickHouseA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.Spatial extension of SQLitePort of SQLite to JavaScript
Primary database modelRelational DBMS
Time Series DBMS
Relational DBMSKey-value storeSpatial DBMSRelational DBMS
Secondary database modelsTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.25
Rank#90  Overall
#47  Relational DBMS
#7  Time Series DBMS
Score0.07
Rank#376  Overall
#158  Relational DBMS
Score0.39
Rank#274  Overall
#39  Key-value stores
Score1.63
Rank#146  Overall
#3  Spatial DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websitedruid.apache.orggithub.com/­chdb-io/­chdbwww.cloudflare.com/­developer-platform/­workers-kvwww.gaia-gis.it/­fossil/­libspatialite/­indexsql.js.org
Technical documentationdruid.apache.org/­docs/­latest/­designdoc.chdb.iodevelopers.cloudflare.com/­kv/­apiwww.gaia-gis.it/­gaia-sins/­spatialite_topics.htmlsql.js.org/­documentation/­index.html
DeveloperApache Software Foundation and contributorsCloudflareAlessandro FurieriAlon Zakai infoenhancements implemented by others
Initial release20122023201820082012
Current release29.0.1, April 20245.0.0, August 2020
License infoCommercial or Open SourceOpen Source infoApache license v2Open Source infoApache Version 2.0commercialOpen Source infoMPL 1.1, GPL v2.0 or LGPL v2.1Open Source
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++JavaScript
Server operating systemsLinux
OS X
Unix
server-lesshostedserver-lessserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyes infoschema-less columns are supportedschema-freeyesyes
Typing infopredefined data types such as float or dateyesnoyesyes
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 indexesyesnoyes
SQL infoSupport of SQLSQL for queryingClose to ANSI SQL (SQL/JSON + extensions)noyesyes infoSQL-92 is not fully supported
APIs and other access methodsJDBC
RESTful HTTP/JSON API
HTTP REST
Proprietary protocol
JavaScript API
Supported programming languagesClojure
JavaScript
PHP
Python
R
Ruby
Scala
Bun
C
C++
Go
JavaScript (Node.js)
Python
Rust
C
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
JavaScript
Server-side scripts infoStored proceduresnononono
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infomanual/auto, time-basednonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes, via HDFS, S3 or other storage enginesyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistencynone
Foreign keys infoReferential integritynonoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesno 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.nonoyesyes
User concepts infoAccess controlRBAC using LDAP or Druid internals for users and groups for read/write by datasource and systemnono

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More resources
Apache DruidchDBCloudflare Workers KVSpatiaLiteSQL.JS
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