{"id":76424,"date":"2024-10-16T06:33:14","date_gmt":"2024-10-15T22:33:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76424\/"},"modified":"2024-10-16T06:33:14","modified_gmt":"2024-10-15T22:33:14","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e9%8c%af%e8%aa%a4%e7%a2%bc87%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%8c%af%e8%aa%a4%e7%a2%bc87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76424\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u932f\u8aa4\u78bc87\u89e3\u6c7a\u65b9\u6848 (\u6578\u64da\u5eab\u932f\u8aa4\u78bc87)"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e9%8c%af%e8%aa%a4%e7%a2%bc87%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%8c%af%e8%aa%a4%e7%a2%bc87-dQIhDjDlZb\">MySQL\u6578\u64da\u5eab\u932f\u8aa4\u78bc87\u89e3\u6c7a\u65b9\u6848 (\u6578\u64da\u5eab\u932f\u8aa4\u78bc87)<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u78bc\uff0c\u5176\u4e2d\u932f\u8aa4\u78bc87\u662f\u4e00\u500b\u76f8\u5c0d\u5e38\u898b\u7684\u554f\u984c\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u6578\u64da\u5eab\u7684\u914d\u7f6e\u6216\u67e5\u8a62\u7684\u57f7\u884c\u6709\u95dc\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMySQL\u6578\u64da\u5eab\u932f\u8aa4\u78bc87\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u6392\u67e5\u548c\u4fee\u5fa9\u554f\u984c\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%a2%bc87%e7%9a%84%e5%ae%9a%e7%be%a9-dQIhDjDlZb\">\u932f\u8aa4\u78bc87\u7684\u5b9a\u7fa9<\/h2>\n<p>MySQL\u932f\u8aa4\u78bc87\u901a\u5e38\u8868\u793a\u300c\u7121\u6548\u7684\u53c3\u6578\u300d\u3002\u9019\u610f\u5473\u8457\u5728\u57f7\u884c\u67d0\u500b\u64cd\u4f5c\u6642\uff0c\u50b3\u905e\u7d66MySQL\u7684\u53c3\u6578\u4e0d\u7b26\u5408\u9810\u671f\u7684\u683c\u5f0f\u6216\u7bc4\u570d\u3002\u9019\u7a2e\u60c5\u6cc1\u53ef\u80fd\u767c\u751f\u5728\u591a\u7a2e\u60c5\u5883\u4e2d\uff0c\u4f8b\u5982\u5728\u57f7\u884c\u67e5\u8a62\u6642\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u6578\u64da\u985e\u578b\uff0c\u6216\u8005\u5728\u914d\u7f6e\u6578\u64da\u5eab\u9023\u63a5\u6642\u63d0\u4f9b\u4e86\u932f\u8aa4\u7684\u53c3\u6578\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-dQIhDjDlZb\">\u5e38\u898b\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u7576\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u6578\u64da\u985e\u578b\u8207\u6578\u64da\u5eab\u4e2d\u5b9a\u7fa9\u7684\u985e\u578b\u4e0d\u4e00\u81f4\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u932f\u8aa4\u78bc87\u3002\u4f8b\u5982\uff0c\u5617\u8a66\u5c07\u5b57\u7b26\u4e32\u63d2\u5165\u5230\u6574\u6578\u985e\u578b\u7684\u5b57\u6bb5\u4e2d\u3002<\/li>\n<li><strong>\u4e0d\u6b63\u78ba\u7684\u67e5\u8a62\u8a9e\u6cd5\uff1a<\/strong>\u5982\u679cSQL\u67e5\u8a62\u7684\u8a9e\u6cd5\u4e0d\u6b63\u78ba\uff0cMySQL\u53ef\u80fd\u7121\u6cd5\u6b63\u78ba\u89e3\u6790\u53c3\u6578\uff0c\u5f9e\u800c\u5f15\u767c\u932f\u8aa4\u3002<\/li>\n<li><strong>\u914d\u7f6e\u554f\u984c\uff1a<\/strong>\u5728\u8a2d\u7f6e\u6578\u64da\u5eab\u9023\u63a5\u6642\uff0c\u5982\u679c\u63d0\u4f9b\u4e86\u4e0d\u6b63\u78ba\u7684\u53c3\u6578\uff08\u5982\u4e3b\u6a5f\u540d\u3001\u7528\u6236\u540d\u6216\u5bc6\u78bc\uff09\uff0c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-dQIhDjDlZb\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-dQIhDjDlZb\">1. \u6aa2\u67e5\u6578\u64da\u985e\u578b<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5SQL\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u6578\u64da\u985e\u578b\u3002\u78ba\u4fdd\u6240\u6709\u50b3\u905e\u7684\u53c3\u6578\u90fd\u8207\u6578\u64da\u5eab\u4e2d\u5b9a\u7fa9\u7684\u5b57\u6bb5\u985e\u578b\u76f8\u5339\u914d\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5b57\u6bb5\u985e\u578b\u70ba\u6574\u6578\uff0c\u5247\u61c9\u78ba\u4fdd\u63d2\u5165\u7684\u503c\u4e5f\u662f\u6574\u6578\u3002<\/p>\n<pre><code>-- \u932f\u8aa4\u793a\u4f8b\nINSERT INTO users (age) VALUES ('twenty');  -- \u932f\u8aa4\uff1a'twenty' \u4e0d\u662f\u6574\u6578\n\n-- \u6b63\u78ba\u793a\u4f8b\nINSERT INTO users (age) VALUES (20);  -- \u6b63\u78ba\uff1a20 \u662f\u6574\u6578\n<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e6%9f%a5%e8%a9%a2%e8%aa%9e%e6%b3%95-dQIhDjDlZb\">2. \u6aa2\u67e5\u67e5\u8a62\u8a9e\u6cd5<\/h3>\n<p>\u78ba\u4fddSQL\u67e5\u8a62\u7684\u8a9e\u6cd5\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528MySQL\u7684\u67e5\u8a62\u5206\u6790\u5de5\u5177\u4f86\u6aa2\u67e5\u8a9e\u6cd5\u932f\u8aa4\uff0c\u4e26\u6839\u64da\u63d0\u793a\u9032\u884c\u4fee\u6b63\u3002<\/p>\n<pre><code>-- \u932f\u8aa4\u793a\u4f8b\nSELECT * FORM users;  -- \u932f\u8aa4\uff1aFORM \u61c9\u70ba FROM\n\n-- \u6b63\u78ba\u793a\u4f8b\nSELECT * FROM users;  -- \u6b63\u78ba\n<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae-dQIhDjDlZb\">3. \u6aa2\u67e5\u6578\u64da\u5eab\u914d\u7f6e<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u767c\u751f\u5728\u6578\u64da\u5eab\u9023\u63a5\u968e\u6bb5\uff0c\u8acb\u6aa2\u67e5\u9023\u63a5\u53c3\u6578\u662f\u5426\u6b63\u78ba\u3002\u78ba\u4fdd\u4e3b\u6a5f\u540d\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u90fd\u6b63\u78ba\u7121\u8aa4\u3002<\/p>\n<pre><code>-- \u932f\u8aa4\u793a\u4f8b\nmysql_connect('localhost', 'wrong_user', 'wrong_password');  -- \u932f\u8aa4\uff1a\u7528\u6236\u540d\u6216\u5bc6\u78bc\u932f\u8aa4\n\n-- \u6b63\u78ba\u793a\u4f8b\nmysql_connect('localhost', 'correct_user', 'correct_password');  -- \u6b63\u78ba\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-dQIhDjDlZb\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u6578\u64da\u5eab\u932f\u8aa4\u78bc87\u901a\u5e38\u662f\u7531\u65bc\u7121\u6548\u7684\u53c3\u6578\u5f15\u8d77\u7684\uff0c\u9019\u53ef\u80fd\u6d89\u53ca\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u3001\u67e5\u8a62\u8a9e\u6cd5\u932f\u8aa4\u6216\u914d\u7f6e\u554f\u984c\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u9019\u4e9b\u65b9\u9762\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6b63\u5e38\u904b\u884c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6578\u64da\u5eab\u932f\u8aa4\u78bc87\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u6392\u9664\u6545\u969c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u904b\u884c\u9806\u66a2\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-76424","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76424","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=76424"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76424\/revisions"}],"predecessor-version":[{"id":76425,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76424\/revisions\/76425"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76424"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}