MySQL Cluster: Difference between revisions

Revision as of 23:35, 28 October 2020

Revision as of 22:59, 21 May 2021

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| released = November 2004

| latest release version = 8.0

| latest release date = {{Start date and age|20202021|0105|1411}} <ref>{{Cite web|url=https://mysqlhighavailabilitydev.mysql.com/ndbdoc/relnotes/mysql-cluster-/8-.0-is-generally-available/en/|title=NdbMySQL NDB Cluster 8.0 isRelease Generally Available|first=Bernd|last=OcklinNotes|website=mysqlhighavailabilitymysql.com}}</ref>

| operating system = [[Cross-platform]]{{which?|date=January 2019}}

| language = English

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== Versions ==

From the 8.0 release onwards, MySQL Cluster versionis numbersbased aredirectly noon longerthe tiedcorresponding to8.0 thatreleases of the MySQL Server. - for examplePreviously, theMySQL most recentCluster version isnumbers were decoupled from those of MySQL ClusterServer 7.5- evenfor thoughexample itMySQL isCluster 7.6 was based on/containscontained the server component from MySQL 5.7.

Higher versions of MySQL Cluster include all of the features of lower versions, plus some new features.

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* MySQL Cluster 7.5 based on MySQL 5.7

:Includes support for bigger datasets(more than 128TB per node), improved read scalability through read optimized tables, improved SQL support.<ref>[https://blogs.oracle.com/MySQL/entry/mysql_cluster_7_5_is MySQL Cluster 7.5 Is Now GA!], Oracle's MySQL Blog, 18 October 2016</ref>

* MySQL Cluster 7.6 based on MySQL 5.7

* MySQL Cluster 8.0 based on MySQL 8.0<ref>{{Cite web|url=https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-what-is-new.html|title=MySQL :: MySQL 8.0 Reference Manual :: 22.1.4 What is New in NDB Cluster|website=dev.mysql.com}}</ref>

:Improved restart and recovery times, reduced disk space usage, improved join performance, new import tool, shared memory communication, improved topology awareness for cloud.<ref>[https://blogs.oracle.com/mysql/mysql-cluster-76-is-now-generally-available</ref>

* MySQL Cluster 8.0 based on MySQL 8.0

:Increase in max row size to 30kB, Support for up to 144 data nodes, Improved distributed filtering and joining, Support for parallel outer joins and semi joins, Improved schema and ACL handling, Online column rename, Simplified configuration, Multithreaded parallel backup and restore, Disk data performance improvements, Enhanced support for 3 and 4 replica configurations, Support for multi socket mesh networking, Support for restore transformations, Improved Blob write performance, Backup encryption, Support for IPv6, Threading autoconfiguration, Improved recovery performance, Improved query multithreading. <ref>{{Cite web|url=https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-what-is-new.html|title=MySQL :: MySQL 8.0 Reference Manual :: 22.1.4 What is New in NDB Cluster|website=dev.mysql.com}}</ref>

==Requirements==