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DBMS > MySQL vs. Postgres-XL

System Properties Comparison MySQL vs. Postgres-XL

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Editorial information provided by DB-Engines
NameMySQL  Xexclude from comparisonPostgres-XL  Xexclude from comparison
DescriptionWidely used open source RDBMSBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelRelational DBMS infoKey/Value like access via memcached APIRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
Document store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1199.40
Rank#2  Overall
#2  Relational DBMS
Score0.76
Rank#228  Overall
#107  Relational DBMS
Websitewww.mysql.comwww.postgres-xl.org
Technical documentationdev.mysql.com/­docwww.postgres-xl.org/­documentation
DeveloperOracle infosince 2010, originally MySQL AB, then Sun
Initial release19952014 infosince 2012, originally named StormDB
Current release8.0.31, October 202210 R1, October 2018
License infoCommercial or Open SourceOpen Source infoGPL version 2. Commercial licenses with extended functionallity are availableOpen Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C
Server operating systemsFreeBSD
Linux
OS X
Solaris
Windows
Linux
macOS
Data schemeyesyes
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.yesyes infoXML type, but no XML query functionality
Secondary indexesyesyes
SQL infoSupport of SQLyes infowith proprietary extensionsyes infodistributed, parallel query execution
APIs and other access methodsADO.NET
JDBC
ODBC
Proprietary native API
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesAda
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresyes infoproprietary syntaxuser defined functions
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning, sharding with MySQL Cluster or MySQL Fabrichorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infonot for MyISAM storage engineyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infonot for MyISAM storage engineACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayes infotable locks or row locks depending on storage engineyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlUsers with fine-grained authorization concept infono user groups or rolesfine grained access rights according to SQL-standard

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Recent citations in the news

🐬 MySQL 8.0.31 Boosted Index Building Speed | by Tom Smykowski | Dec, 2022
7 December 2022, Medium

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Juggling hundreds and thousands of MySQL databases? Throw them into the cloud
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