{"id":1029,"date":"2010-12-15T18:46:32","date_gmt":"2010-12-15T17:46:32","guid":{"rendered":"http:\/\/dasini.net\/blog\/?p=1029"},"modified":"2010-12-15T18:46:55","modified_gmt":"2010-12-15T17:46:55","slug":"mysql-5-5-est-disponible","status":"publish","type":"post","link":"https:\/\/dasini.net\/blog\/2010\/12\/15\/mysql-5-5-est-disponible\/","title":{"rendered":"MySQL 5.5 est disponible"},"content":{"rendered":"<p>Oracle annonce la sortie de la toute nouvelle version de la base de donn\u00e9es open source MySQL 5.5.8. Cette version est une G.A. ((Generally Available), en d&rsquo;autre terme la version \u00e0 utiliser en production.<\/p>\n<p>Voici le communiqu\u00e9 en version originale:<\/p>\n<h1><strong>MySQL 5.5 Now Generally Available<\/strong><\/h1>\n<p><em>New Performance and Scalability Enhancements Highlight Oracle\u2019s Continued Investment in MySQL<\/em><\/p>\n<address>Redwood Shores, Calif. \u2013 December 15, 2010<\/address>\n<h2>News Facts<\/h2>\n<ul>\n<li>Underscoring its commitment to deliver new innovations to MySQL users, Oracle today announced the general availability of MySQL 5.5.<\/li>\n<li>MySQL 5.5 delivers significant enhancements enabling users to improve the performance and scalability of web applications across multiple operating environments, including Windows, Linux, Oracle Solaris, and Mac OS X.<\/li>\n<li>The MySQL 5.5 Community Edition, which is licensed under the GNU General Public License (GPL), and is available for free download, includes InnoDB as the default storage engine.<\/li>\n<li>This release benefitted from substantial user community participation and feedback on the MySQL 5.5 Release Candidate, helping to provide a more broadly tested product.<\/li>\n<li>For more details, join the MySQL Technology Update webcast on Dec. 15th at 10:00am US, Pacific Time.<\/li>\n<\/ul>\n<h2>Enhances Capabilities for Web Applications<\/h2>\n<ul>\n<li>The 5.5 release of MySQL provides the customization capabilities and scalability that MySQL DBAs and developers need to more efficiently build, maintain and scale web applications.<\/li>\n<li>With the MySQL 5.5 release users benefit from:\n<ul>\n<li>Improved performance and scalability: MySQL Database and InnoDB storage engine have been enhanced to provide optimum performance and scalability when running on the latest multi-CPU and multi-core hardware and operating systems. In addition, with release 5.5, InnoDB is now the default storage engine for the MySQL Database, delivering ACID transactions, referential integrity and crash recovery.<\/li>\n<li>Higher availability: New semi-synchronous replication and Replication Heart Beat improve failover speed and reliability.<\/li>\n<li>Improved usability: Improved index and table partitioning, SIGNAL\/RESIGNAL support and enhanced diagnostics, including a new PERFORMANCE_SCHEMA, improve the manageability of MySQL 5.5.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>MySQL 5.5 Delivers Major Performance Gains<\/h2>\n<ul>\n<li>In recent benchmarks, the MySQL 5.5 release candidate delivered significant performance improvements compared to MySQL 5.1. Results included:\n<ul>\n<li>On Windows: Up to 1,500 percent performance gains for Read\/Write operations and up to 500 percent gain for Read Only.(1)<\/li>\n<li>On Linux: Up to 360 percent performance gain in Read\/Write operations and up to 200 percent improvement in Read Only.(2)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><a title=\"MySQL 5.5 Now Generally Available\" href=\"http:\/\/www.oracle.com\/us\/corporate\/press\/195726\" target=\"_blank\">la suite <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Oracle annonce la sortie de la toute nouvelle version de la base de donn\u00e9es open source MySQL 5.5.8. Cette version est une G.A. ((Generally Available), en d&rsquo;autre terme la version \u00e0 utiliser en production.<\/p>\n<p>Voici le communiqu\u00e9 en version originale:<br \/>\nMySQL 5.5 Now Generally Available<\/p>\n<p>New Performance and Scalability Enhancements Highlight Oracle\u2019s Continued Investment in MySQL<br \/>\nRedwood Shores, Calif. \u2013 December 15, 2010<br \/>\nNews Facts<\/p>\n<p>    * Underscoring its commitment to deliver new innovations to MySQL users, Oracle today announced the general availability of MySQL 5.5.<br \/>\n    * MySQL 5.5 delivers significant enhancements enabling users to improve the performance and scalability of web applications across multiple operating environments, including Windows, Linux, Oracle Solaris, and Mac OS X.<br \/>\n    * The MySQL 5.5 Community Edition, which is licensed under the GNU General Public License (GPL), and is available for free download, includes InnoDB as the default storage engine.<br \/>\n    * This release benefitted from substantial user community participation and feedback on the MySQL 5.5 Release Candidate, helping to provide a more broadly tested product.<br \/>\n    * For more details, join the MySQL Technology Update webcast on Dec. 15th at 10:00am US, Pacific Time.<\/p>\n<p>Enhances Capabilities for Web Applications<br \/>\n&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[8],"tags":[168],"class_list":["post-1029","post","type-post","status-publish","format-standard","hentry","category-mysql","tag-mysql-5-5"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9LfWW-gB","jetpack-related-posts":[{"id":1375,"url":"https:\/\/dasini.net\/blog\/2013\/02\/21\/mysql-5-6\/","url_meta":{"origin":1029,"position":0},"title":"MySQL 5.6","author":"Olivier DASINI","date":"21 f\u00e9vrier 2013","format":false,"excerpt":"Cela fait quelques jours maintenant que MySQL 5.6 est disponible pour la production. Un impressionnant travail a \u00e9t\u00e9 effectu\u00e9 par les \u00e9quipe d'Oracle, voici un petit r\u00e9sum\u00e9 des principales \u00e9volution vu par Peter Zaitsev. L'\u00e9v\u00e9nement dans l'\u00e9v\u00e9nement, c'est la \"pol\u00e9mique\" sur les performances de la 5.6, par rapport \u00e0 MySQL\u2026","rel":"","context":"Dans &quot;MariaDB&quot;","block_context":{"text":"MariaDB","link":"https:\/\/dasini.net\/blog\/category\/mariadb\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1487,"url":"https:\/\/dasini.net\/blog\/2014\/01\/07\/update-db-set-age-age-1-where-productmysql\/","url_meta":{"origin":1029,"position":1},"title":"UPDATE db SET age = age + 1 WHERE product=&rsquo;MySQL&rsquo;","author":"Olivier DASINI","date":"7 janvier 2014","format":false,"excerpt":"2013 \u00e0 \u00e9t\u00e9 une ann\u00e9e tr\u00e8s riche en ce qui concerne l\u2019\u00e9cosyst\u00e8me MySQL \/ MariaDB \/ Percona Server. Voici un petit r\u00e9cap technique (incomplet) pour les 3 acteurs majeurs: MySQL @Oracle MariaDB & SkySQL Percona","rel":"","context":"Dans &quot;MariaDB&quot;","block_context":{"text":"MariaDB","link":"https:\/\/dasini.net\/blog\/category\/mariadb\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1253,"url":"https:\/\/dasini.net\/blog\/2012\/04\/12\/mariadb-5-5-23-stable-ga-now-available\/","url_meta":{"origin":1029,"position":2},"title":"MariaDB 5.5.23 Stable (GA) now available","author":"Olivier DASINI","date":"12 avril 2012","format":false,"excerpt":"La branche 5.5 de MariaDB est d\u00e9sormais stable (GA)","rel":"","context":"Dans &quot;MariaDB&quot;","block_context":{"text":"MariaDB","link":"https:\/\/dasini.net\/blog\/category\/mariadb\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1227,"url":"https:\/\/dasini.net\/blog\/2012\/03\/30\/mysql-5-6-rocks\/","url_meta":{"origin":1029,"position":3},"title":"MySQL 5.6 rock !","author":"Olivier DASINI","date":"30 mars 2012","format":false,"excerpt":"Comme d'habitude, mon but n'est pas de conna\u00eetre les possibilit\u00e9s maximales du serveur (d'autres le font mieux que moi), mais plut\u00f4t d'avoir une id\u00e9e assez pr\u00e9cise de leurs comportements respectifs dans un environnement le plus proche possible de ma prod. pour ce test, les candidats sont, Percona 5.5, MariaDB 5.3\u2026","rel":"","context":"Dans &quot;bench&quot;","block_context":{"text":"bench","link":"https:\/\/dasini.net\/blog\/category\/bench\/"},"img":{"alt_text":"dasini.net - 95 centile","src":"https:\/\/i0.wp.com\/dasini.net\/blog\/wp-includes\/images\/percentil.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1163,"url":"https:\/\/dasini.net\/blog\/2012\/01\/09\/ameliorations-de-loptimiseur-dans-mariadb\/","url_meta":{"origin":1029,"position":4},"title":"Am\u00e9liorations de l&rsquo;optimiseur dans MariaDB","author":"Olivier DASINI","date":"9 janvier 2012","format":false,"excerpt":"Les \u00e9quipes de MariaDB ont \u00e9norm\u00e9ment travaill\u00e9es sur l'optimiseur de la version 5.3, notamment en permettant une r\u00e9elle utilisation des sous-requ\u00eates. Voici un effet visuel de ces optimisations: Avec MySQL 5.5, l'utilisation de tables d\u00e9riv\u00e9es (type de sous-requ\u00eates dans la clause FROM d'un SELECT), donne le plan d'ex\u00e9cution suivant:","rel":"","context":"Dans &quot;bench&quot;","block_context":{"text":"bench","link":"https:\/\/dasini.net\/blog\/category\/bench\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1450,"url":"https:\/\/dasini.net\/blog\/2013\/08\/26\/mysql-techday-le-10-octobre-2013\/","url_meta":{"origin":1029,"position":5},"title":"MySQL TechDay, le 10 Octobre 2013","author":"Olivier DASINI","date":"26 ao\u00fbt 2013","format":false,"excerpt":"Le 10 octobre 2013, Oracle et Le MySQL User Group Francophone (lemug.fr) vous invitent au MySQL Tech Day \u00e0 Paris. Une journ\u00e9e technique bien pleine o\u00f9 les diff\u00e9rentes \u00e9quipes MySQL chez Oracle vont nous pr\u00e9senter les am\u00e9liorations pr\u00e9sentes et futures des versions 5.6 et 5.7 de MySQL. Au programme: Overview:\u2026","rel":"","context":"Dans &quot;Conf\u00e9rence&quot;","block_context":{"text":"Conf\u00e9rence","link":"https:\/\/dasini.net\/blog\/category\/conference\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/posts\/1029","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/comments?post=1029"}],"version-history":[{"count":2,"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/posts\/1029\/revisions"}],"predecessor-version":[{"id":1031,"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/posts\/1029\/revisions\/1031"}],"wp:attachment":[{"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/media?parent=1029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/categories?post=1029"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dasini.net\/blog\/wp-json\/wp\/v2\/tags?post=1029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}