{"id":3401,"date":"2013-04-16T16:44:35","date_gmt":"2013-04-16T13:44:35","guid":{"rendered":"http:\/\/skeletor.org.ua\/?p=3401"},"modified":"2015-05-19T12:23:53","modified_gmt":"2015-05-19T09:23:53","slug":"mysql-%d0%bf%d0%b5%d1%80%d0%b5%d0%bd%d0%be%d1%81%d0%b8%d0%bc-innodb-%d0%bf%d1%80%d0%be%d1%81%d1%82%d1%8b%d0%bc-%d0%ba%d0%be%d0%bf%d0%b8%d1%80%d0%be%d0%b2%d0%b0%d0%bd%d0%b8%d0%b5%d0%bc-%d1%84%d0%b0","status":"publish","type":"post","link":"https:\/\/skeletor.org.ua\/?p=3401","title":{"rendered":"[mysql] \u041f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c InnoDB \u043f\u0440\u043e\u0441\u0442\u044b\u043c \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0444\u0430\u0439\u043b\u043e\u0432"},"content":{"rendered":"<p><em><strong><span style=\"color: #008000;\">\u0422\u0435\u0441\u0442\u043e\u0432\u044b\u0439 \u0441\u0442\u0435\u043d\u0434<\/span><\/strong><\/em>: <strong>mysql 5.6<\/strong><\/p>\n<p>\u041f\u043e \u0441\u0443\u0442\u0438 \u044d\u0442\u0430 \u0441\u0442\u0430\u0442\u044c\u044f \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0432\u043e\u043b\u044c\u043d\u044b\u043c \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u043e\u043c <a href=\"http:\/\/dev.mysql.com\/doc\/refman\/5.6\/en\/tablespace-copying.html\" target=\"_blank\">\u043c\u0430\u043d\u0443\u0430\u043b\u0430<\/a> \u0441 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u0430\u0439\u0442\u0430 \u0441 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u043c\u0438 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f\u043c\u0438.<\/p>\n<p>\u0418 \u0442\u0430\u043a, \u0431\u0443\u0434\u0435\u043c \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u0442\u044c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 <strong>test<\/strong> \u0441 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 <strong>srv_old<\/strong> \u043d\u0430 <strong>srv_new<\/strong>.<\/p>\n<p><!--more--><\/p>\n<p>1) \u0421\u043e\u0437\u0434\u0430\u0451\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 \u043d\u0430 \u043d\u043e\u0432\u043e\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0435\u00a0<strong>srv_new<\/strong>\u00a0\u043f\u043e \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0435 1 \u0432 1 \u043a\u0430\u043a \u0438 \u043d\u0430 \u0441\u0442\u0430\u0440\u043e\u043c<br \/>\n2) \u0414\u0435\u043b\u0430\u0435\u043c <strong>DISCARD<\/strong> \u044d\u0442\u043e\u0439 \u0442\u0430\u0431\u043b\u0438\u0446\u0435 \u043d\u0430 \u043d\u043e\u0432\u043e\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0435 <strong>srv_new<\/strong><\/p>\n<p><code>mysql&gt; ALTER TABLE test DISCARD TABLESPACE;<\/code><\/p>\n<p>\u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0430 \u043b\u043e\u0447\u0438\u0442\u0441\u044f \u0432 <strong>X<\/strong> mode. <strong>DISCARD TABLESPACE<\/strong> &#8211; \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442, \u0447\u0442\u043e \u0431\u0443\u0434\u0435\u0442 \u0443\u0434\u0430\u043b\u0451\u043d \u0444\u0430\u0439\u043b <strong>test.ibd<\/strong>, \u043d\u043e \u043d\u0435 \u0432\u0441\u0451 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u043e \u0442\u0430\u0431\u043b\u0438\u0446\u044b. \u0422\u0430\u043a \u0436\u0435 <strong>DISCARD<\/strong> \u043f\u043e\u0434\u0440\u0430\u0437\u0443\u043c\u0435\u0432\u0430\u0435\u0442, \u0447\u0442\u043e \u043f\u043e\u0437\u0436\u0435, \u0431\u0443\u0434\u0435\u0442 \u0441\u0434\u0435\u043b\u0430\u043d\u043e <strong>IMPORT TABLESPACE<\/strong> \u0441 \u043d\u043e\u0432\u044b\u043c <strong>test.ibd<\/strong> \u0444\u0430\u0439\u043b\u043e\u043c.<\/p>\n<p>3) \u041d\u0430 \u0441\u0442\u0430\u0440\u043e\u043c \u0433\u043e\u0442\u043e\u0432\u0438\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 \u043a \u044d\u043a\u0441\u043f\u043e\u0440\u0442\u0443 (\u0434\u0430\u043d\u043d\u0430\u044f \u043a\u043e\u043c\u0430\u043d\u0434\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 <strong>5.6.6<\/strong>):<\/p>\n<p><code>mysql&gt; FLUSH TABLES test FOR EXPORT;<\/code><\/p>\n<p>\u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0430 \u043b\u043e\u0447\u0438\u0442\u0441\u044f \u0432 <strong>shared mode<\/strong>\u00a0(\u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u044b \u0442\u043e\u043b\u044c\u043a\u043e SELECT, \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u043d\u0430 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0437\u0430\u043f\u0440\u0435\u0449\u0435\u043d\u044b) \u0438 <strong>dirty pages<\/strong> \u0431\u0443\u0434\u0443\u0442 \u0441\u0431\u0440\u043e\u0448\u0435\u043d\u044b \u043d\u0430 \u0434\u0438\u0441\u043a. \u041f\u043e\u0441\u043b\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u044d\u0442\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u0437\u0434\u0430\u043d \u0444\u0430\u0439\u043b <strong>test.cfg<\/strong> (\u044d\u0442\u043e \u0431\u0438\u043d\u0430\u0440\u043d\u044b\u0439 \u0444\u0430\u0439\u043b \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0441\u0445\u0435\u043c\u044b \u043f\u0440\u0438 \u0438\u043c\u043f\u043e\u0440\u0442\u0435). \u0425\u043e\u0447\u0443 \u0437\u0430\u043c\u0435\u0442\u0438\u0442\u044c, \u0447\u0442\u043e \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0444\u0430\u0439\u043b\u0430 \u043d\u0435 <em><span style=\"color: #ff6600;\">\u041e\u0411\u042f\u0417\u0410\u0422\u0415\u041b\u042c\u041d\u041e<\/span><\/em>, \u043d\u043e \u0432\u0435\u0441\u044c\u043c\u0430 <em><span style=\"color: #ff6600;\">\u0416\u0415\u041b\u0410\u0422\u0415\u041b\u042c\u041d\u041e<\/span><\/em>.<br \/>\n4) \u041a\u043e\u043f\u0438\u0440\u0443\u0435\u043c \u0444\u0430\u0439\u043b\u044b <strong>test.ibd<\/strong>, <strong>test.cfg<\/strong> \u043d\u0430 \u043d\u043e\u0432\u044b\u0439 \u0441\u0435\u0440\u0432\u0435\u0440 <strong>srv_new<\/strong><br \/>\n5) \u0421\u043d\u0438\u043c\u0430\u0435\u043c \u043b\u043e\u043a\u0438 \u0441 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u043d\u0430 \u0441\u0442\u0430\u0440\u043e\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0435 <strong>srv_old<\/strong>:<\/p>\n<p><code>mysql&gt; UNLOCK TABLES;<\/code><\/p>\n<p>6) \u0418\u043c\u043f\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u043c <strong>TABLESPACE<\/strong> \u043d\u043e\u0432\u043e\u0433\u043e <strong>*.ibd<\/strong> \u0444\u0430\u0439\u043b\u0430 \u043d\u0430 \u043d\u043e\u0432\u043e\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0435 <strong>srv_new<\/strong>:<\/p>\n<p><code>mysql&gt;ALTER TABLE test IMPORT TABLESPACE;<\/code><\/p>\n<p>\u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u043d\u0435 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0432\u043d\u0435\u0448\u043d\u0435\u0433\u043e \u043a\u043b\u044e\u0447\u0430 \u0438\u043c\u043f\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u043c\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445. \u0424\u0430\u0439\u043b <strong>test.cfg<\/strong> \u0443\u0434\u0430\u043b\u044f\u0435\u0442\u0441\u044f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0422\u0435\u0441\u0442\u043e\u0432\u044b\u0439 \u0441\u0442\u0435\u043d\u0434: mysql 5.6 \u041f\u043e \u0441\u0443\u0442\u0438 \u044d\u0442\u0430 \u0441\u0442\u0430\u0442\u044c\u044f \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0432\u043e\u043b\u044c\u043d\u044b\u043c \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u043e\u043c \u043c\u0430\u043d\u0443\u0430\u043b\u0430 \u0441 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u0430\u0439\u0442\u0430 \u0441 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u043c\u0438 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f\u043c\u0438. \u0418 \u0442\u0430\u043a, \u0431\u0443\u0434\u0435\u043c \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u0442\u044c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 test \u0441 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 srv_old \u043d\u0430 srv_new.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-3401","post","type-post","status-publish","format-standard","hentry","category-databases"],"_links":{"self":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/3401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3401"}],"version-history":[{"count":6,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/3401\/revisions"}],"predecessor-version":[{"id":4814,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=\/wp\/v2\/posts\/3401\/revisions\/4814"}],"wp:attachment":[{"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/skeletor.org.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}