{"id":177645,"date":"2024-11-08T15:52:17","date_gmt":"2024-11-08T07:52:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177645\/"},"modified":"2024-11-08T15:52:18","modified_gmt":"2024-11-08T07:52:18","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41193-sqlstate-hy000%ef%bc%88er_unknown_system_variable%ef%bc%89%e6%9c%aa%e7%9f%a5%e7%9a%84%e7%b3%bb%e7%b5%b1%e8%ae%8a%e9%87%8fs","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177645\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41193 &#8211; SQLSTATE: HY000\uff08ER_UNKNOWN_SYSTEM_VARIABLE\uff09\u672a\u77e5\u7684\u7cfb\u7d71\u8b8a\u91cf&#8217;%s&#8217;"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41193-sqlstate-hy000%ef%bc%88er_unknown_system_variable%ef%bc%89%e6%9c%aa%e7%9f%a5%e7%9a%84%e7%b3%bb%e7%b5%b1%e8%ae%8a%e9%87%8fs-lGbExjUCBY\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41193 &#8211; SQLSTATE: HY000\uff08ER_UNKNOWN_SYSTEM_VARIABLE\uff09\u672a\u77e5\u7684\u7cfb\u7d71\u8b8a\u91cf&#8217;%s&#8217;<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa41193\uff0c\u8a72\u932f\u8aa4\u7684\u63d0\u793a\u4fe1\u606f\u70ba\u201cSQLSTATE: HY000\uff08ER_UNKNOWN_SYSTEM_VARIABLE\uff09\u672a\u77e5\u7684\u7cfb\u7d71\u8b8a\u91cf&#8217;%s&#8217;\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u5728\u57f7\u884cSQL\u67e5\u8a62\u6642\uff0cMySQL\u7121\u6cd5\u8b58\u5225\u67d0\u500b\u7cfb\u7d71\u8b8a\u91cf\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-lGbExjUCBY\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>MySQL\u932f\u8aa41193\u7684\u4e3b\u8981\u539f\u56e0\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u8b8a\u91cf\u540d\u7a31\u62fc\u5beb\u932f\u8aa4\uff1a<\/strong>\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u7cfb\u7d71\u8b8a\u91cf\u540d\u7a31\u53ef\u80fd\u62fc\u5beb\u932f\u8aa4\uff0c\u5c0e\u81f4MySQL\u7121\u6cd5\u8b58\u5225\u3002<\/li>\n<li><strong>\u8b8a\u91cf\u4e0d\u652f\u6301\uff1a<\/strong>\u67d0\u4e9b\u7cfb\u7d71\u8b8a\u91cf\u53ef\u80fd\u5728\u7576\u524d\u7684MySQL\u7248\u672c\u4e2d\u4e0d\u518d\u652f\u6301\u6216\u5df2\u88ab\u79fb\u9664\u3002<\/li>\n<li><strong>\u914d\u7f6e\u6587\u4ef6\u554f\u984c\uff1a<\/strong>MySQL\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u5982my.cnf\u6216my.ini\uff09\u4e2d\u53ef\u80fd\u5b58\u5728\u932f\u8aa4\u7684\u8b8a\u91cf\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u7248\u672c\u4e0d\u517c\u5bb9\uff1a<\/strong>\u5982\u679c\u4f7f\u7528\u7684\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7248\u672c\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u67d0\u4e9b\u8b8a\u91cf\u7121\u6cd5\u8b58\u5225\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-lGbExjUCBY\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u91dd\u5c0dMySQL\u932f\u8aa41193\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e8%ae%8a%e9%87%8f%e5%90%8d%e7%a8%b1-lGbExjUCBY\">1. \u6aa2\u67e5\u8b8a\u91cf\u540d\u7a31<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5SQL\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u7cfb\u7d71\u8b8a\u91cf\u540d\u7a31\u662f\u5426\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u7576\u524d\u652f\u6301\u7684\u7cfb\u7d71\u8b8a\u91cf\uff1a<\/p>\n<pre><code>SHOW VARIABLES;<\/code><\/pre>\n<p>\u9019\u5c07\u5217\u51fa\u6240\u6709\u53ef\u7528\u7684\u7cfb\u7d71\u8b8a\u91cf\uff0c\u60a8\u53ef\u4ee5\u6aa2\u67e5\u60a8\u4f7f\u7528\u7684\u8b8a\u91cf\u662f\u5426\u5728\u5217\u8868\u4e2d\u3002<\/p>\n<h3 id=\"2-%e6%9b%b4%e6%96%b0mysql%e7%89%88%e6%9c%ac-lGbExjUCBY\">2. \u66f4\u65b0MySQL\u7248\u672c<\/h3>\n<p>\u5982\u679c\u60a8\u767c\u73fe\u67d0\u500b\u8b8a\u91cf\u5728\u7576\u524d\u7248\u672c\u4e2d\u4e0d\u518d\u652f\u6301\uff0c\u8003\u616e\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\u7684MySQL\u3002\u65b0\u7248\u672c\u901a\u5e38\u6703\u4fee\u5fa9\u820a\u7248\u672c\u4e2d\u7684\u932f\u8aa4\u4e26\u5f15\u5165\u65b0\u7684\u529f\u80fd\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-lGbExjUCBY\">3. \u6aa2\u67e5\u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u6aa2\u67e5MySQL\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u78ba\u4fdd\u6240\u6709\u8b8a\u91cf\u7684\u8a2d\u7f6e\u90fd\u662f\u6b63\u78ba\u7684\u3002\u7279\u5225\u662f\u8981\u6ce8\u610f\u662f\u5426\u6709\u62fc\u5beb\u932f\u8aa4\u6216\u4e0d\u652f\u6301\u7684\u8b8a\u91cf\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u7576\u524d\u7684\u914d\u7f6e\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'your_variable_name';<\/code><\/pre>\n<p>\u5c07&#8217;your_variable_name&#8217;\u66ff\u63db\u70ba\u60a8\u8981\u6aa2\u67e5\u7684\u8b8a\u91cf\u540d\u7a31\u3002<\/p>\n<h3 id=\"4-%e7%a2%ba%e4%bf%9d%e5%ae%a2%e6%88%b6%e7%ab%af%e5%92%8c%e6%9c%8d%e5%8b%99%e5%99%a8%e7%89%88%e6%9c%ac%e4%b8%80%e8%87%b4-lGbExjUCBY\">4. \u78ba\u4fdd\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7248\u672c\u4e00\u81f4<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684MySQL\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7248\u672c\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u67d0\u4e9b\u8b8a\u91cf\u7121\u6cd5\u8b58\u5225\u3002\u78ba\u4fdd\u5169\u8005\u7248\u672c\u76f8\u540c\u6216\u517c\u5bb9\uff0c\u4ee5\u907f\u514d\u6b64\u985e\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b-lGbExjUCBY\">\u793a\u4f8b<\/h2>\n<p>\u5047\u8a2d\u60a8\u5728\u57f7\u884c\u4ee5\u4e0b\u67e5\u8a62\u6642\u9047\u5230\u932f\u8aa4\uff1a<\/p>\n<pre><code>SET GLOBAL max_connections = 200;<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u6536\u5230\u932f\u8aa41193\uff0c\u9996\u5148\u6aa2\u67e5&#8217;max_connections&#8217;\u662f\u5426\u70ba\u6b63\u78ba\u7684\u8b8a\u91cf\u540d\u7a31\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f86\u78ba\u8a8d\uff1a<\/p>\n<pre><code>SHOW VARIABLES LIKE 'max_connections';<\/code><\/pre>\n<p>\u5982\u679c\u8a72\u8b8a\u91cf\u5b58\u5728\uff0c\u5247\u6aa2\u67e5\u60a8\u7684MySQL\u7248\u672c\u662f\u5426\u652f\u6301\u8a72\u8b8a\u91cf\uff0c\u4e26\u78ba\u4fdd\u60a8\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u6c92\u6709\u932f\u8aa4\u7684\u8a2d\u7f6e\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-lGbExjUCBY\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41193\uff08SQLSTATE: HY000\uff09\u901a\u5e38\u662f\u7531\u65bc\u7cfb\u7d71\u8b8a\u91cf\u540d\u7a31\u932f\u8aa4\u6216\u4e0d\u652f\u6301\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u8b8a\u91cf\u540d\u7a31\u3001\u66f4\u65b0MySQL\u7248\u672c\u3001\u6aa2\u67e5\u914d\u7f6e\u6587\u4ef6\u4ee5\u53ca\u78ba\u4fdd\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u7248\u672c\u4e00\u81f4\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u670d\u52d9\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u81f3\u95dc\u91cd\u8981\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5eab\u904b\u884c\u9806\u5229\uff0c\u4e26\u6e1b\u5c11\u985e\u4f3c\u932f\u8aa4\u7684\u767c\u751f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41193\uff08SQLSTATE: HY000\uff09\u7684\u65b9\u6cd5\uff0c\u89e3\u6c7a\u672a\u77e5\u7cfb\u7d71\u8b8a\u91cf\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u6b63\u5e38\u904b\u884c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-177645","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177645","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=177645"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177645\/revisions"}],"predecessor-version":[{"id":177646,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177645\/revisions\/177646"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177645"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177645"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177645"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}