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DBMS > Apache Drill vs. chDB vs. Realm

System Properties Comparison Apache Drill vs. chDB vs. Realm

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Editorial information provided by DB-Engines
NameApache Drill  Xexclude from comparisonchDB  Xexclude from comparisonRealm  Xexclude from comparison
DescriptionSchema-free SQL Query Engine for Hadoop, NoSQL and Cloud StorageAn embedded SQL OLAP Engine powered by ClickHouseA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data
Primary database modelDocument store
Relational DBMS
Relational DBMSDocument store
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.82
Rank#128  Overall
#24  Document stores
#60  Relational DBMS
Score0.08
Rank#345  Overall
#149  Relational DBMS
Score7.12
Rank#48  Overall
#8  Document stores
Websitedrill.apache.orggithub.com/­chdb-io/­chdbrealm.io
Technical documentationdrill.apache.org/­docsdoc.chdb.iorealm.io/­docs
DeveloperApache Software FoundationRealm, acquired by MongoDB in May 2019
Initial release201220232014
Current release1.20.3, January 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2Open Source infoApache Version 2.0Open Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Server operating systemsLinux
OS X
Windows
server-lessAndroid
Backend: server-less
iOS
Windows
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes
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 indexesnoyes
SQL infoSupport of SQLSQL SELECT statement is SQL:2003 compliantClose to ANSI SQL (SQL/JSON + extensions)no
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
Supported programming languagesC++Bun
C
C++
Go
JavaScript (Node.js)
Python
Rust
.Net
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored proceduresuser defined functionsno inforuns within the applications so server-side scripts are unnecessary
Triggersnoyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentDepending on the underlying data sourceyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Depending on the underlying data sourceyes infoIn-Memory realm
User concepts infoAccess controlDepending on the underlying data sourceyes

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Apache DrillchDBRealm
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