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DBMS > Apache Spark (SQL) vs. CockroachDB vs. Dolt

System Properties Comparison Apache Spark (SQL) vs. CockroachDB vs. Dolt

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Editorial information provided by DB-Engines
NameApache Spark (SQL)  Xexclude from comparisonCockroachDB  Xexclude from comparisonDolt  Xexclude from comparison
DescriptionApache Spark SQL is a component on top of 'Spark Core' for structured data processingCockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.A MySQL compatible DBMS with Git-like versioning of data and schema
Primary database modelRelational DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score21.62
Rank#29  Overall
#18  Relational DBMS
Score3.90
Rank#68  Overall
#36  Relational DBMS
Score0.60
Rank#232  Overall
#106  Relational DBMS
Websitespark.apache.org/­sqlwww.cockroachlabs.comgithub.com/­dolthub/­dolt
www.dolthub.com
Technical documentationspark.apache.org/­docs/­latest/­sql-programming-guide.htmlwww.cockroachlabs.com/­docsdocs.dolthub.com
DeveloperApache Software FoundationCockroach LabsDoltHub Inc
Initial release201420152018
Current release3.5.0 ( 2.13), September 202324.1.0, May 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0, commercial license availableOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaGoGo
Server operating systemsLinux
OS X
Windows
Linux
macOS
Windows
Linux
macOS
Windows
Data schemeyesdynamic schemayes
Typing infopredefined data types such as float or dateyesyesyes
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.nonono
Secondary indexesnoyesyes
SQL infoSupport of SQLSQL-like DML and DDL statementsyes, wire compatible with PostgreSQLyes
APIs and other access methodsJDBC
ODBC
JDBCCLI Client
HTTP REST
Supported programming languagesJava
Python
R
Scala
C#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresnonoyes infocurrently in alpha release
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesyes, utilizing Spark Corehorizontal partitioning (by key range) infoall tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFTnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication using RAFTA database can be cloned to multiple locations and be used there in isolation. Data/schema changes can be pushed/pulled explicitly between locations.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnoRole-based access controlOnly one user is configurable, and must be specified in the config file at startup

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More resources
Apache Spark (SQL)CockroachDBDolt
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