{"id":155835,"date":"2024-11-02T19:18:18","date_gmt":"2024-11-02T11:18:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/155835\/"},"modified":"2024-11-02T19:18:20","modified_gmt":"2024-11-02T11:18:20","slug":"%e9%98%b2%e6%ad%a2%e4%ba%ba%e7%82%ba%e8%aa%a4%e6%93%8d%e4%bd%9c-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8a%80%e5%b7%a7%e4%b8%80%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/155835\/","title":{"rendered":"\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c MySQL \u6578\u64da\u5eab\u6280\u5de7\u4e00\u4f8b"},"content":{"rendered":"<h1 id=\"%e9%98%b2%e6%ad%a2%e4%ba%ba%e7%82%ba%e8%aa%a4%e6%93%8d%e4%bd%9c-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8a%80%e5%b7%a7%e4%b8%80%e4%be%8b-YTCSEiAfei\">\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c MySQL \u6578\u64da\u5eab\u6280\u5de7\u4e00\u4f8b<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cMySQL \u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7136\u800c\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u64cd\u4f5c\u5f80\u5f80\u9700\u8981\u8b39\u614e\uff0c\u56e0\u70ba\u4eba\u70ba\u7684\u8aa4\u64cd\u4f5c\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u7a2e\u6709\u6548\u7684\u6280\u5de7\uff0c\u4ee5\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c\u5c0d MySQL \u6578\u64da\u5eab\u9020\u6210\u7684\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e7%90%86%e8%a7%a3%e4%ba%ba%e7%82%ba%e8%aa%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e9%a2%a8%e9%9a%aa-YTCSEiAfei\">\u7406\u89e3\u4eba\u70ba\u8aa4\u64cd\u4f5c\u7684\u98a8\u96aa<\/h2>\n<p>\u4eba\u70ba\u8aa4\u64cd\u4f5c\u662f\u6307\u7528\u6236\u5728\u64cd\u4f5c\u6578\u64da\u5eab\u6642\uff0c\u7531\u65bc\u758f\u5ffd\u6216\u4e0d\u5c0f\u5fc3\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u884c\u70ba\u3002\u9019\u4e9b\u932f\u8aa4\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u932f\u8aa4\u522a\u9664\u6578\u64da\u8868\u6216\u6578\u64da\u884c<\/li>\n<li>\u4e0d\u7576\u66f4\u65b0\u6578\u64da\uff0c\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4<\/li>\n<li>\u932f\u8aa4\u57f7\u884c SQL \u67e5\u8a62\uff0c\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u8aa4\u64cd\u4f5c\u4e0d\u50c5\u6703\u5f71\u97ff\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u696d\u52d9\u904b\u71df\u7684\u4e2d\u65b7\u3002\u56e0\u6b64\uff0c\u63a1\u53d6\u6709\u6548\u7684\u9810\u9632\u63aa\u65bd\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99%e4%be%86%e9%98%b2%e6%ad%a2%e8%aa%a4%e6%93%8d%e4%bd%9c-YTCSEiAfei\">\u4f7f\u7528\u4e8b\u52d9\u4f86\u9632\u6b62\u8aa4\u64cd\u4f5c<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u4f7f\u7528\u4e8b\u52d9\u662f\u4e00\u7a2e\u6709\u6548\u7684\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c\u7684\u6280\u5de7\u3002\u4e8b\u52d9\u662f\u4e00\u7d44 SQL \u8a9e\u53e5\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u8a9e\u53e5\u8981\u9ebc\u5168\u90e8\u6210\u529f\u57f7\u884c\uff0c\u8981\u9ebc\u5168\u90e8\u4e0d\u57f7\u884c\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<h3 id=\"%e4%ba%8b%e5%8b%99%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-YTCSEiAfei\">\u4e8b\u52d9\u7684\u57fa\u672c\u64cd\u4f5c<\/h3>\n<p>\u5728 MySQL \u4e2d\uff0c\u4e8b\u52d9\u7684\u57fa\u672c\u64cd\u4f5c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>START TRANSACTION<\/code>\uff1a\u958b\u59cb\u4e00\u500b\u65b0\u7684\u4e8b\u52d9<\/li>\n<li><code>COMMIT<\/code>\uff1a\u63d0\u4ea4\u4e8b\u52d9\uff0c\u5c07\u6240\u6709\u66f4\u6539\u4fdd\u5b58\u5230\u6578\u64da\u5eab<\/li>\n<li><code>ROLLBACK<\/code>\uff1a\u56de\u6efe\u4e8b\u52d9\uff0c\u64a4\u92b7\u81ea\u4e8b\u52d9\u958b\u59cb\u4ee5\u4f86\u7684\u6240\u6709\u66f4\u6539<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e6%9b%b4%e6%96%b0-YTCSEiAfei\">\u793a\u4f8b\uff1a\u4f7f\u7528\u4e8b\u52d9\u9032\u884c\u6578\u64da\u66f4\u65b0<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u4e8b\u52d9\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5b89\u5168\u5730\u66f4\u65b0\u6578\u64da\uff1a<\/p>\n<pre><code>START TRANSACTION;\n\nUPDATE users SET balance = balance - 100 WHERE user_id = 1;\nUPDATE users SET balance = balance + 100 WHERE user_id = 2;\n\nCOMMIT;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5f9e\u7528\u6236 1 \u7684\u8cec\u6236\u4e2d\u6263\u9664 100 \u5143\uff0c\u4e26\u5c07\u5176\u6dfb\u52a0\u5230\u7528\u6236 2 \u7684\u8cec\u6236\u4e2d\u3002\u5982\u679c\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u51fa\u73fe\u4efb\u4f55\u932f\u8aa4\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 <code>ROLLBACK<\/code> \u4f86\u64a4\u92b7\u6240\u6709\u66f4\u6539\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<h2 id=\"%e5%ae%9a%e6%9c%9f%e5%82%99%e4%bb%bd%e6%95%b8%e6%93%9a-YTCSEiAfei\">\u5b9a\u671f\u5099\u4efd\u6578\u64da<\/h2>\n<p>\u9664\u4e86\u4f7f\u7528\u4e8b\u52d9\u5916\uff0c\u5b9a\u671f\u5099\u4efd\u6578\u64da\u4e5f\u662f\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c\u7684\u91cd\u8981\u63aa\u65bd\u3002\u901a\u904e\u5b9a\u671f\u5099\u4efd\uff0c\u60a8\u53ef\u4ee5\u5728\u767c\u751f\u932f\u8aa4\u6642\u8fc5\u901f\u6062\u5fa9\u6578\u64da\u3002MySQL \u63d0\u4f9b\u4e86\u591a\u7a2e\u5099\u4efd\u65b9\u6cd5\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 <code>mysqldump<\/code> \u5de5\u5177\u9032\u884c\u908f\u8f2f\u5099\u4efd<\/li>\n<li>\u4f7f\u7528 <code>mysqlhotcopy<\/code> \u9032\u884c\u7269\u7406\u5099\u4efd<\/li>\n<li>\u4f7f\u7528\u7b2c\u4e09\u65b9\u5099\u4efd\u5de5\u5177\u9032\u884c\u81ea\u52d5\u5316\u5099\u4efd<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-YTCSEiAfei\">\u7d50\u8ad6<\/h2>\n<p>\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c\u662f MySQL \u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u8ab2\u984c\u3002\u901a\u904e\u4f7f\u7528\u4e8b\u52d9\u548c\u5b9a\u671f\u5099\u4efd\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u964d\u4f4e\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u9019\u4e9b\u6280\u5de7\u4e0d\u50c5\u9069\u7528\u65bc MySQL\uff0c\u4e5f\u53ef\u4ee5\u61c9\u7528\u65bc\u5176\u4ed6\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u6258\u7ba1\u60a8\u7684 MySQL \u6578\u64da\u5eab\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u5b89\u5168\u7684\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u9632\u6b62\u4eba\u70ba\u8aa4\u64cd\u4f5c\u7684 MySQL \u6578\u64da\u5eab\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u8207\u53ef\u9760\u6027\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-155835","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/155835","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=155835"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/155835\/revisions"}],"predecessor-version":[{"id":155836,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/155835\/revisions\/155836"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=155835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=155835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=155835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}