{"id":5366,"date":"2020-07-29T23:39:12","date_gmt":"2020-07-29T15:39:12","guid":{"rendered":"http:\/\/39.97.231.10\/?p=5366"},"modified":"2020-07-29T23:39:12","modified_gmt":"2020-07-29T15:39:12","slug":"mysql-%e5%8f%82%e6%95%b0%e8%a7%a3%e6%9e%90-slave_preserve_commit_order","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=5366","title":{"rendered":"MySQL \u53c2\u6570\u89e3\u6790 slave_preserve_commit_order"},"content":{"rendered":"<div class=\\\"blog_title\\\">\n<div>\n<span style=\\\"font-size: 1rem;\\\">slave_preserve_commit_order \u53c2\u6570\u5728\u591a\u7ebf\u7a0b\u590d\u5236\u73af\u5883\u4e0b\uff0c\u80fd\u591f\u4fdd\u8bc1\u4ece\u5e93\u56de\u653erelay log\u4e8b\u52a1\u7684\u987a\u5e8f\u4e0e\u8fd9\u4e9b\u4e8b\u52a1\u5728relay log\u4e2d\u7684\u987a\u5e8f\u5b8c\u5168\u4e00\u81f4\uff0c\u4e5f\u5c31\u662f\u4e0e\u4e3b\u5e93\u63d0\u4ea4\u7684\u987a\u5e8f\u5b8c\u5168\u4e00\u81f4\u3002<\/span>\n<\/div>\n<\/div>\n<div class=\\\"blog_content\\\">\n<div class=\\\"blog_detail\\\">\n\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5f00\u542f\u5e76\u884c\u590d\u5236\u540e\uff0c\u5982\u679crelay log\u4e2d\u67093\u4e2a\u4e8b\u52a1A,B,C\uff0c\u4ed6\u4eec\u5728relay log\u4e2d\u7684\u987a\u5e8f\u662fA-&gt;B-&gt;C\uff0c\u800c\u5b83\u4eec\u7684last_commited\u76f8\u540c\uff0c\u4e5f\u5c31\u662f\u8bf4\u4ed6\u4eec\u53ef\u4ee5\u5e76\u884c\u56de\u653e\uff0c\u90a3\u4e48\u5728\u4ece\u5e93\u4e0a\uff0c\u8fd93\u4e2a\u4e8b\u52a1\uff0c\u63d0\u4ea4\u7684\u987a\u5e8f\u53ef\u80fd\u5c31\u4e0d\u518d\u662fA-&gt;B-&gt;C\uff0c\u8bbe\u7f6eslave_preserve_commit_order=ON\uff0c\u80fd\u591f\u4fdd\u8bc1\u8fd93\u4e2a\u4e8b\u52a1\uff0c\u5728\u4ece\u5e93\u56de\u653e\u65f6\uff0c\u4ecd\u7136\u6309\u7167\u5b83\u4eec\u5728relay log\u4e2d\u7684\u987a\u5e8f\u6765\u56de\u653e\uff0c\u4fdd\u8bc1\u4ece\u5e93\u56de\u653erelay log\u4e8b\u52a1\u7684\u987a\u5e8f\u4e0e\u4e3b\u5e93\u5b8c\u5168\u76f8\u540c\u3002<br \/>\n<strong>slave_preserve_commit_order\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f5c\u7528\u8303\u56f4\uff1aGlobal<\/li>\n<li>\u52a8\u6001\u4fee\u6539\uff1aYes\uff0c\u4fee\u6539\u65f6\u9700\u8981\u505c\u6b62SQL\u7ebf\u7a0b<\/li>\n<li>\u9ed8\u8ba4\u503c\uff1aOFF<\/li>\n<\/ul>\n<p>\u8be5\u53c2\u6570\u8d77\u4f5c\u7528\u7684\u524d\u63d0\u6761\u4ef6\u662f\u5f00\u542f\u591a\u7ebf\u7a0b\u590d\u5236\uff1a<\/p>\n<ul>\n<li>slave_parallel_type=LOGICAL_CLOCK<\/li>\n<li>slave_parallel_workers&gt;0<\/li>\n<\/ul>\n<p>\u5728 8.0.18 \u53ca\u4e4b\u524d\u7248\u672c\uff0c\u4ece\u5e93\u53ea\u6709\u5f00\u542fbinlog\u7684\u4e24\u4e2a\u53c2\u6570\uff08log_bin\uff0clog_slave_updates\uff09\uff0c\u624d\u80fd\u8bbe\u7f6eslave_preserve_commit_order=ON\uff0c\u800c 8.0.19 \u7248\u672c\u5f00\u59cb\uff0c\u8fd9\u4e2a\u524d\u63d0\u6761\u4ef6\u4e0d\u518d\u9700\u8981\u4e86\u3002<br \/>\n\u8bbe\u7f6eslave_preserve_commit_order=ON\uff0c\u5f53\u4e00\u4e2a\u7ebf\u7a0b\u7b49\u5f85\u5176\u4ed6\u7ebf\u7a0b\u7684\u4e8b\u52a1\u63d0\u4ea4\u65f6\uff0c\u4f1a\u51fa\u73b0\u4e00\u4e2a\u72b6\u6001\u4fe1\u606f\uff0c\u5728\u4e00\u4e2a\u5199\u5165\u91cf\u8f83\u5927\u7684\u4e3b\u4ece\u590d\u5236\u96c6\u7fa4\u4e2d\uff0c\u5728\u4ece\u5e93\u4e0a\u6267\u884cshow processlist\u53ef\u4ee5\u770b\u5230\u8fd9\u4e2a\u72b6\u6001\u4fe1\u606f\uff0c\u5982\u4e0b\uff1a<br \/>\nWaiting for preceding transaction to commit\n<\/p><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>slave_preserve_commit_order \u53c2\u6570\u5728\u591a\u7ebf\u7a0b\u590d\u5236\u73af\u5883\u4e0b\uff0c\u80fd\u591f\u4fdd\u8bc1\u4ece\u5e93\u56de\u653erelay l &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=5366\"> <span class=\"screen-reader-text\">MySQL \u53c2\u6570\u89e3\u6790 slave_preserve_commit_order<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[90,88],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"slave_preserve_commit_order \u53c2\u6570\u5728\u591a\u7ebf\u7a0b\u590d\u5236\u73af\u5883\u4e0b\uff0c\u80fd\u591f\u4fdd\u8bc1\u4ece\u5e93\u56de\u653erelay l&hellip;","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/5366"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5366"}],"version-history":[{"count":0,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/5366\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5366"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}