{"id":196730,"date":"2024-11-14T02:02:19","date_gmt":"2024-11-13T18:02:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196730\/"},"modified":"2024-11-14T02:02:20","modified_gmt":"2024-11-13T18:02:20","slug":"%e9%87%8d%e6%96%b0%e5%ae%9a%e7%be%a9%e7%b6%b2%e7%b5%a1%e6%87%89%e7%94%a8redis%e6%ba%90%e7%a2%bc%e8%ae%80%e5%af%ab%e5%af%a6%e8%b8%90%ef%bc%88redis%e8%ae%80%e5%af%ab%e6%ba%90%e7%a2%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196730\/","title":{"rendered":"\u91cd\u65b0\u5b9a\u7fa9\u7db2\u7d61\u61c9\u7528Redis\u6e90\u78bc\u8b80\u5beb\u5be6\u8e10\uff08redis\u8b80\u5beb\u6e90\u78bc\uff09"},"content":{"rendered":"<h1 id=\"%e9%87%8d%e6%96%b0%e5%ae%9a%e7%be%a9%e7%b6%b2%e7%b5%a1%e6%87%89%e7%94%a8redis%e6%ba%90%e7%a2%bc%e8%ae%80%e5%af%ab%e5%af%a6%e8%b8%90%ef%bc%88redis%e8%ae%80%e5%af%ab%e6%ba%90%e7%a2%bc%ef%bc%89-VPllUJXFsM\">\u91cd\u65b0\u5b9a\u7fa9\u7db2\u7d61\u61c9\u7528Redis\u6e90\u78bc\u8b80\u5beb\u5be6\u8e10\uff08redis\u8b80\u5beb\u6e90\u78bc\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u5176\u9ad8\u6027\u80fd\u3001\u9748\u6d3b\u6027\u548c\u7c21\u55ae\u7684\u6578\u64da\u7d50\u69cb\u4f7f\u5f97Redis\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u8868\u73fe\u51fa\u8272\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u6e90\u78bc\u8b80\u5beb\u5be6\u8e10\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u5176\u5167\u90e8\u904b\u4f5c\u6a5f\u5236\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%9e%b6%e6%a7%8b-VPllUJXFsM\">Redis\u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5176\u6838\u5fc3\u67b6\u69cb\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u5ba2\u6236\u7aef\uff1a<\/strong>\u7528\u6236\u901a\u904e\u5ba2\u6236\u7aef\u8207Redis\u670d\u52d9\u5668\u9032\u884c\u4ea4\u4e92\uff0c\u767c\u9001\u547d\u4ee4\u4e26\u63a5\u6536\u97ff\u61c9\u3002<\/li>\n<li><strong>\u670d\u52d9\u5668\uff1a<\/strong>Redis\u670d\u52d9\u5668\u8ca0\u8cac\u8655\u7406\u5ba2\u6236\u7aef\u7684\u8acb\u6c42\uff0c\u57f7\u884c\u76f8\u61c9\u7684\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>Redis\u652f\u6301RDB\u548cAOF\u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u670d\u52d9\u5668\u91cd\u555f\u800c\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e7%9a%84%e8%ae%80%e5%af%ab%e6%93%8d%e4%bd%9c-VPllUJXFsM\">Redis\u7684\u8b80\u5beb\u64cd\u4f5c<\/h2>\n<p>Redis\u7684\u8b80\u5beb\u64cd\u4f5c\u4e3b\u8981\u901a\u904e\u547d\u4ee4\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET key value  \/\/ \u5beb\u5165\u6578\u64da\nGET key         \/\/ \u8b80\u53d6\u6578\u64da\nDEL key         \/\/ \u522a\u9664\u6578\u64da\n<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u7684\u5be6\u73fe\u90fd\u53ef\u4ee5\u5728Redis\u7684\u6e90\u78bc\u4e2d\u627e\u5230\u3002\u4ee5SET\u547d\u4ee4\u70ba\u4f8b\uff0c\u5176\u5be6\u73fe\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n<h3 id=\"set%e5%91%bd%e4%bb%a4%e7%9a%84%e6%ba%90%e7%a2%bc%e5%88%86%e6%9e%90-VPllUJXFsM\">SET\u547d\u4ee4\u7684\u6e90\u78bc\u5206\u6790<\/h3>\n<p>\u5728Redis\u7684\u6e90\u78bc\u4e2d\uff0cSET\u547d\u4ee4\u7684\u5be6\u73fe\u4f4d\u65bc`src\/server.c`\u6587\u4ef6\u4e2d\u3002\u7576\u5ba2\u6236\u7aef\u767c\u9001SET\u547d\u4ee4\u6642\uff0cRedis\u6703\u8abf\u7528`setCommand`\u51fd\u6578\u4f86\u8655\u7406\u8acb\u6c42\u3002\u4ee5\u4e0b\u662f\u8a72\u51fd\u6578\u7684\u7c21\u8981\u5206\u6790\uff1a<\/p>\n<pre><code>void setCommand(client *c) {\n    \/\/ \u7372\u53d6\u9375\u548c\u503c\n    robj *key = c-&gt;argv[1];\n    robj *value = c-&gt;argv[2];\n\n    \/\/ \u5c07\u6578\u64da\u5beb\u5165\u6578\u64da\u5eab\n    dbAdd(c-&gt;db, key, value);\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c`dbAdd`\u51fd\u6578\u8ca0\u8cac\u5c07\u9375\u503c\u5c0d\u6dfb\u52a0\u5230\u6578\u64da\u5eab\u4e2d\u3002\u9019\u500b\u904e\u7a0b\u6d89\u53ca\u5230\u5167\u5b58\u7684\u5206\u914d\u548c\u6578\u64da\u7684\u5b58\u5132\uff0c\u78ba\u4fdd\u6578\u64da\u80fd\u5920\u5feb\u901f\u8a2a\u554f\u3002<\/p>\n<h3 id=\"get%e5%91%bd%e4%bb%a4%e7%9a%84%e6%ba%90%e7%a2%bc%e5%88%86%e6%9e%90-VPllUJXFsM\">GET\u547d\u4ee4\u7684\u6e90\u78bc\u5206\u6790<\/h3>\n<p>\u8207SET\u547d\u4ee4\u76f8\u5c0d\u61c9\uff0cGET\u547d\u4ee4\u7684\u5be6\u73fe\u4e5f\u5728`src\/server.c`\u6587\u4ef6\u4e2d\u3002\u5176\u4e3b\u8981\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n<pre><code>void getCommand(client *c) {\n    \/\/ \u7372\u53d6\u9375\n    robj *key = c-&gt;argv[1];\n\n    \/\/ \u5f9e\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u9375\n    robj *value = lookupKeyRead(c-&gt;db, key);\n    if (value != NULL) {\n        \/\/ \u8fd4\u56de\u503c\u7d66\u5ba2\u6236\u7aef\n        addReply(c, value);\n    } else {\n        \/\/ \u9375\u4e0d\u5b58\u5728\uff0c\u8fd4\u56denil\n        addReplyNull(c);\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c`lookupKeyRead`\u51fd\u6578\u7528\u65bc\u67e5\u627e\u6307\u5b9a\u7684\u9375\uff0c\u4e26\u8fd4\u56de\u5c0d\u61c9\u7684\u503c\u3002\u5982\u679c\u9375\u4e0d\u5b58\u5728\uff0c\u5247\u8fd4\u56denil\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97Redis\u80fd\u5920\u9ad8\u6548\u5730\u8655\u7406\u8b80\u53d6\u8acb\u6c42\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-VPllUJXFsM\">\u6027\u80fd\u512a\u5316<\/h2>\n<p>Redis\u7684\u9ad8\u6027\u80fd\u4e3b\u8981\u5f97\u76ca\u65bc\u5176\u5167\u5b58\u5b58\u5132\u548c\u55ae\u7dda\u7a0b\u6a21\u578b\u3002\u9019\u610f\u5473\u8457\u6240\u6709\u7684\u8acb\u6c42\u90fd\u662f\u5728\u540c\u4e00\u500b\u7dda\u7a0b\u4e2d\u8655\u7406\uff0c\u907f\u514d\u4e86\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\u7684\u4e0a\u4e0b\u6587\u5207\u63db\u548c\u9396\u7af6\u722d\u3002\u6b64\u5916\uff0cRedis\u9084\u4f7f\u7528\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u7b97\u6cd5\u4f86\u512a\u5316\u5167\u5b58\u4f7f\u7528\u548c\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-VPllUJXFsM\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u5c0dRedis\u6e90\u78bc\u7684\u6df1\u5165\u5206\u6790\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u5176\u8b80\u5beb\u64cd\u4f5c\u7684\u9ad8\u6548\u5be6\u73fe\u3002\u7406\u89e3\u9019\u4e9b\u5e95\u5c64\u5be6\u73fe\u4e0d\u50c5\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u4f7f\u7528Redis\uff0c\u9084\u80fd\u5728\u9047\u5230\u6027\u80fd\u74f6\u9838\u6642\u9032\u884c\u91dd\u5c0d\u6027\u7684\u512a\u5316\u3002\u96a8\u8457\u7db2\u7d61\u61c9\u7528\u7684\u767c\u5c55\uff0cRedis\u5c07\u7e7c\u7e8c\u5728\u6578\u64da\u5b58\u5132\u9818\u57df\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcVPS\u3001<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216\u5176\u4ed6\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u6e90\u78bc\u4e2d\u7684\u8b80\u5beb\u5be6\u8e10\uff0c\u91cd\u65b0\u5b9a\u7fa9\u7db2\u7d61\u61c9\u7528\u6027\u80fd\uff0c\u6df1\u5165\u7406\u89e3\u6578\u64da\u8655\u7406\u8207\u5b58\u5132\u7684\u6838\u5fc3\u6a5f\u5236\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-196730","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196730","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=196730"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196730\/revisions"}],"predecessor-version":[{"id":196731,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196730\/revisions\/196731"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196730"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196730"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}