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DBMS > Drizzle vs. RethinkDB vs. RRDtool vs. SwayDB vs. XTDB

System Properties Comparison Drizzle vs. RethinkDB vs. RRDtool vs. SwayDB vs. XTDB

Editorial information provided by DB-Engines
NameDrizzle  Xexclude from comparisonRethinkDB  Xexclude from comparisonRRDtool  Xexclude from comparisonSwayDB  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
DescriptionMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.DBMS for the Web with a mechanism to push updated query results to applications in realtime.Industry standard data logging and graphing tool for time series data. RRD is an acronym for round-robin database. infoThe data is stored in a circular buffer, thus the system storage footprint remains constant over time.An embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSDocument storeTime Series DBMSKey-value storeDocument store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.84
Rank#106  Overall
#19  Document stores
Score2.14
Rank#124  Overall
#10  Time Series DBMS
Score0.04
Rank#373  Overall
#57  Key-value stores
Score0.09
Rank#351  Overall
#47  Document stores
Websiterethinkdb.comoss.oetiker.ch/­rrdtoolswaydb.simer.augithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationrethinkdb.com/­docsoss.oetiker.ch/­rrdtool/­docwww.xtdb.com/­docs
DeveloperDrizzle project, originally started by Brian AkerThe Linux Foundation infosince July 2017Tobias OetikerSimer PlahaJuxt Ltd.
Initial release20082009199920182019
Current release7.2.4, September 20122.4.1, August 20201.8.0, 20221.19, September 2021
License infoCommercial or Open SourceOpen Source infoGNU GPLOpen Source infoApache Version 2Open Source infoGPL V2 and FLOSSOpen Source infoGNU Affero GPL V3.0Open 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 languageC++C++C infoImplementations in Java (e.g. RRD4J) and C# availableScalaClojure
Server operating systemsFreeBSD
Linux
OS X
Linux
OS X
Windows
HP-UX
Linux
All OS with a Java 8 (and higher) VM
Linux
Data schemeyesschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyes infostring, binary, float, bool, date, geometryNumeric data onlynoyes, 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.nono infoExporting into and restoring from XML files possiblenono
Secondary indexesyesyesnonoyes
SQL infoSupport of SQLyes infowith proprietary extensionsnononolimited SQL, making use of Apache Calcite
APIs and other access methodsJDBCin-process shared library
Pipes
HTTP REST
JDBC
Supported programming languagesC
C++
Java
PHP
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
C infowith librrd library
C# infowith a different implementation of RRDTool
Java infowith a different implementation of RRDTool
JavaScript (Node.js) infowith a different implementation of RRDTool
Lua
Perl
PHP infowith a wrapper library
Python
Ruby
Java
Kotlin
Scala
Clojure
Java
Server-side scripts infoStored proceduresnononono
Triggersno infohooks for callbacks inside the server can be used.Client-side triggers through changefeedsnonono
Partitioning methods infoMethods for storing different data on different nodesShardingSharding inforange basednonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Source-replica replicationnonenoneyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integrityyesnononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDAtomic single-document operationsnoAtomic execution of operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCC basedyes infoby using the rrdcached daemonyesyes
Durability infoSupport for making data persistentyesyesyesyesyes, 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.noyesyes
User concepts infoAccess controlPluggable authentication mechanisms infoe.g. LDAP, HTTPyes infousers and table-level permissionsnono

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More resources
DrizzleRethinkDBRRDtoolSwayDBXTDB infoformerly named Crux
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