{"id":878,"date":"2021-03-11T14:44:00","date_gmt":"2021-03-11T06:44:00","guid":{"rendered":"http:\/\/www.langmanezhuang.com\/index.php\/2021\/03\/11\/mybatis%e5%85%b3%e4%ba%8ejdbc%e8%bf%9e%e6%8e%a5%e6%8a%a5%e9%94%99%ef%bc%8c5-5-62mysql%e8%bf%9e%e6%8e%a5%ef%bc%8c%e5%87%ba%e7%8e%b0com-mysql-cj-jdbc-exceptions-communicationsexception-communications-l\/"},"modified":"2021-03-11T14:44:00","modified_gmt":"2021-03-11T06:44:00","slug":"mybatis%e5%85%b3%e4%ba%8ejdbc%e8%bf%9e%e6%8e%a5%e6%8a%a5%e9%94%99%ef%bc%8c5-5-62mysql%e8%bf%9e%e6%8e%a5%ef%bc%8c%e5%87%ba%e7%8e%b0com-mysql-cj-jdbc-exceptions-communicationsexception-communications-l","status":"publish","type":"post","link":"http:\/\/blog.langmanezhuang.com\/index.php\/2021\/03\/11\/mybatis%e5%85%b3%e4%ba%8ejdbc%e8%bf%9e%e6%8e%a5%e6%8a%a5%e9%94%99%ef%bc%8c5-5-62mysql%e8%bf%9e%e6%8e%a5%ef%bc%8c%e5%87%ba%e7%8e%b0com-mysql-cj-jdbc-exceptions-communicationsexception-communications-l\/","title":{"rendered":"mybatis\u5173\u4e8ejdbc\u8fde\u63a5\u62a5\u9519\uff0c5.5.62MySQL\u8fde\u63a5\uff0c\u51fa\u73b0com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure\u7b49\u95ee\u9898\u89e3\u51b3\u65b9\u6cd5"},"content":{"rendered":"<p>\u9996\u5148mysql\u8fde\u63a5\u7684\u9a71\u52a8\u57285.7\u7248\u672c\u53ca\u4e4b\u524d\u9a71\u52a8\u662f<\/p>\n<div class=\"cnblogs_Highlighter\">\n<pre class=\"brush:java;gutter:true;\">com.mysql.jdbc.Driver\n<\/pre>\n<\/div>\n<p>\u57288.0\u66f4\u65b0\u4e4b\u540e\u9700\u8981\u6ce8\u610f,\u5df2\u7ecf\u6362\u6210\u4e86\u4ee5\u4e0b\u7684\u9700\u8981\u52a0cj<\/p>\n<div class=\"cnblogs_Highlighter\">\n<pre class=\"brush:java;gutter:true;\">om.mysql.cj.jdbc.Driver\n<\/pre>\n<\/div>\n<p>\u5982\u679c\u51fa\u73b0com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure\u7b49\u95ee\u9898\u9996\u5148\u68c0\u67e5jdbc\u7684url\u662f\u5426\u6b63\u786e\uff0c\u57288.0\u4ee5\u4e0a\u9700\u8981\u6ce8\u610f\uff0c\u6709\u4e9b\u53c2\u6570\u5df2\u7ecf\u88ab\u5e9f\u5f03\u4f46\u662f\u5fc5\u987b\u7684\u53c2\u6570\u6709\u4ee5\u4e0b<\/p>\n<div class=\"cnblogs_Highlighter\">\n<pre class=\"brush:java;gutter:true;\">jdbc:mysql:\/\/127.0.0.1:3306\/test?useUnicode=true&amp;characterEncodeing=UTF-8&amp;useSSL=false&amp;serverTimezone=GMT\n<\/pre>\n<\/div>\n<p>\u8fde\u63a5\u7684\u7b26\u53f7\u4e5f\u4ece&ldquo;&amp;&rdquo;\u6362\u6210&rdquo;&amp;amp\uff1b&ldquo;\u6ce8\u610f\u5176\u4ed6\u7684\u7b26\u53f7\u5728\u5728xml\u6587\u4ef6\u4e2d\u5e76\u4e0d\u652f\u6301\uff0c\u6709\u4e9b\u53c2\u6570\u5df2\u7ecf\u88ab\u5e9f\u5f03\uff0c\u4ee5\u4e0a\u7684\u90fd\u662f\u5728MySQL8.0\u7248\u672c\u51fa\u73b0\u7684\u95ee\u9898\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u540c\u65f6\u8fd8\u9700\u8981\u68c0\u67e5\u9a71\u52a8\u662f\u5426\u5bf9\u5e94\u4e86\u7248\u672c\u53f7<\/p>\n<p>\u53c2\u7167\u5730\u5740\uff1a<\/p>\n<p>https:\/\/dev.mysql.com\/doc\/connector-j\/5.1\/en\/connector-j-versions.html<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148mysql\u8fde\u63a5\u7684\u9a71\u52a8\u57285.7\u7248\u672c\u53ca\u4e4b\u524d\u9a71\u52a8\u662f com.mysql.jdbc.Driver \u57288.0\u66f4\u65b0\u4e4b\u540e &hellip; <a href=\"http:\/\/blog.langmanezhuang.com\/index.php\/2021\/03\/11\/mybatis%e5%85%b3%e4%ba%8ejdbc%e8%bf%9e%e6%8e%a5%e6%8a%a5%e9%94%99%ef%bc%8c5-5-62mysql%e8%bf%9e%e6%8e%a5%ef%bc%8c%e5%87%ba%e7%8e%b0com-mysql-cj-jdbc-exceptions-communicationsexception-communications-l\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">mybatis\u5173\u4e8ejdbc\u8fde\u63a5\u62a5\u9519\uff0c5.5.62MySQL\u8fde\u63a5\uff0c\u51fa\u73b0com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure\u7b49\u95ee\u9898\u89e3\u51b3\u65b9\u6cd5<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/posts\/878"}],"collection":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/comments?post=878"}],"version-history":[{"count":0,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/posts\/878\/revisions"}],"wp:attachment":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/media?parent=878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/categories?post=878"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/tags?post=878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}