{"id":194579,"date":"2024-11-13T07:50:19","date_gmt":"2024-11-12T23:50:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/194579\/"},"modified":"2024-11-13T07:50:20","modified_gmt":"2024-11-12T23:50:20","slug":"%e7%94%a8redis%e4%bf%9d%e8%ad%b7%e6%95%b8%e6%93%9a%e5%ba%ab%e5%85%8d%e5%8f%97%e9%8e%96%e8%a1%a8%e5%bd%b1%e9%9f%bf%ef%bc%88redis%e8%a7%a3%e6%b1%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e9%8e%96%e8%a1%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/194579\/","title":{"rendered":"\u7528Redis\u4fdd\u8b77\u6578\u64da\u5eab\u514d\u53d7\u9396\u8868\u5f71\u97ff\uff08redis\u89e3\u6c7a\u6578\u64da\u5eab\u9396\u8868\uff09"},"content":{"rendered":"

\u7528Redis\u4fdd\u8b77\u6578\u64da\u5eab\u514d\u53d7\u9396\u8868\u5f71\u97ff\uff08Redis\u89e3\u6c7a\u6578\u64da\u5eab\u9396\u8868\uff09<\/h1>\n

\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\uff0c\u6578\u64da\u5eab\u7684\u9396\u8868\u554f\u984c\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\uff0c\u9019\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u5ef6\u9072\u548c\u6027\u80fd\u4e0b\u964d\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u4fdd\u8b77\u4e3b\u6578\u64da\u5eab\u514d\u53d7\u9396\u8868\u5f71\u97ff\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u9396\u8868\uff1f<\/h2>\n

\u9396\u8868\u662f\u6307\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\uff0c\u7576\u4e00\u500b\u4e8b\u52d9\u6b63\u5728\u57f7\u884c\u6642\uff0c\u5176\u4ed6\u4e8b\u52d9\u7121\u6cd5\u8a2a\u554f\u8a72\u8868\u7684\u60c5\u6cc1\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u9700\u8981\u5c0d\u6578\u64da\u9032\u884c\u5beb\u5165\u6216\u66f4\u65b0\u64cd\u4f5c\u6642\u3002\u9396\u8868\u6703\u5c0e\u81f4\u5176\u4ed6\u8acb\u6c42\u88ab\u963b\u585e\uff0c\u5f9e\u800c\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u3002\u7279\u5225\u662f\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u9396\u8868\u554f\u984c\u6703\u986f\u8457\u964d\u4f4e\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n

Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\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\u7b49\u3002\u7531\u65bc\u5176\u5728\u5167\u5b58\u4e2d\u64cd\u4f5c\u6578\u64da\u7684\u7279\u6027\uff0cRedis\u80fd\u5920\u63d0\u4f9b\u6975\u5feb\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u89e3\u6c7a\u9396\u8868\u554f\u984c\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528Redis\u4f86\u6e1b\u5c11\u9396\u8868\u5f71\u97ff<\/h2>\n

\u4f7f\u7528Redis\u4f86\u4fdd\u8b77\u6578\u64da\u5eab\u514d\u53d7\u9396\u8868\u5f71\u97ff\u7684\u4e3b\u8981\u601d\u8def\u662f\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u7de9\u5b58\u5230Redis\u4e2d\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u4e3b\u6578\u64da\u5eab\u7684\u76f4\u63a5\u8a2a\u554f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u5be6\u73fe\u65b9\u6cd5\uff1a<\/p>\n

1. \u6578\u64da\u7de9\u5b58<\/h3>\n

\u5c07\u7d93\u5e38\u67e5\u8a62\u7684\u6578\u64da\u5b58\u5132\u5728Redis\u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u4e3b\u6578\u64da\u5eab\u7684\u67e5\u8a62\u6b21\u6578\u3002\u4f8b\u5982\uff0c\u7576\u7528\u6236\u8acb\u6c42\u67d0\u500b\u7522\u54c1\u7684\u8a73\u7d30\u4fe1\u606f\u6642\uff0c\u53ef\u4ee5\u5148\u6aa2\u67e5Redis\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u4fe1\u606f\uff0c\u5982\u679c\u5b58\u5728\u5247\u76f4\u63a5\u8fd4\u56de\uff0c\u5426\u5247\u518d\u67e5\u8a62\u4e3b\u6578\u64da\u5eab\u4e26\u5c07\u7d50\u679c\u7de9\u5b58\u5230Redis\u4e2d\u3002<\/p>\n

function getProductDetails(productId) {\n    \/\/ \u5617\u8a66\u5f9eRedis\u4e2d\u7372\u53d6\u6578\u64da\n    let productDetails = redis.get(productId);\n    if (productDetails) {\n        return productDetails;\n    } else {\n        \/\/ \u5982\u679cRedis\u4e2d\u4e0d\u5b58\u5728\uff0c\u67e5\u8a62\u4e3b\u6578\u64da\u5eab\n        productDetails = database.query(`SELECT * FROM products WHERE id = ${productId}`);\n        \/\/ \u5c07\u7d50\u679c\u7de9\u5b58\u5230Redis\n        redis.set(productId, productDetails);\n        return productDetails;\n    }\n}\n<\/code><\/pre>\n
2. \u9650\u6d41\u548c\u6392\u968a<\/h3>\n
\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u5217\u8868\u7d50\u69cb\u4f86\u5be6\u73fe\u8acb\u6c42\u7684\u6392\u968a\u8655\u7406\u3002\u7576\u8acb\u6c42\u6578\u91cf\u8d85\u904e\u4e00\u5b9a\u95be\u503c\u6642\uff0c\u53ef\u4ee5\u5c07\u8acb\u6c42\u653e\u5165Redis\u7684\u5217\u8868\u4e2d\uff0c\u7136\u5f8c\u9010\u500b\u8655\u7406\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u58d3\u529b\u3002<\/p>\n
function handleRequest(request) {\n    \/\/ \u5c07\u8acb\u6c42\u653e\u5165Redis\u5217\u8868\n    redis.lpush('requestQueue', request);\n    \/\/ \u8655\u7406\u8acb\u6c42\n    processRequest();\n}\n\nfunction processRequest() {\n    \/\/ \u5f9eRedis\u5217\u8868\u4e2d\u53d6\u51fa\u8acb\u6c42\n    let request = redis.rpop('requestQueue');\n    if (request) {\n        \/\/ \u8655\u7406\u8acb\u6c42\u908f\u8f2f\n    }\n}\n<\/code><\/pre>\n
3. \u5be6\u6642\u6578\u64da\u66f4\u65b0<\/h3>\n
\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u9700\u8981\u5be6\u6642\u66f4\u65b0\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u4f86\u5be6\u73fe\u6578\u64da\u7684\u5be6\u6642\u63a8\u9001\uff0c\u7576\u6578\u64da\u767c\u751f\u8b8a\u5316\u6642\uff0c\u7acb\u5373\u901a\u77e5\u6240\u6709\u8a02\u95b1\u8005\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u67e5\u8a62\u3002<\/p>\n
function updateProduct(productId, newDetails) {\n    \/\/ \u66f4\u65b0\u4e3b\u6578\u64da\u5eab\n    database.update(`UPDATE products SET details = ${newDetails} WHERE id = ${productId}`);\n    \/\/ \u901a\u77e5\u6240\u6709\u8a02\u95b1\u8005\n    redis.publish('productUpdates', productId);\n}\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u4f7f\u7528Redis\u4f86\u4fdd\u8b77\u6578\u64da\u5eab\u514d\u53d7\u9396\u8868\u5f71\u97ff\u662f\u4e00\u7a2e\u6709\u6548\u7684\u7b56\u7565\u3002\u901a\u904e\u6578\u64da\u7de9\u5b58\u3001\u9650\u6d41\u548c\u6392\u968a\u3001\u4ee5\u53ca\u5be6\u6642\u6578\u64da\u66f4\u65b0\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\u3002\u9019\u4e0d\u50c5\u80fd\u5920\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\uff0c\u9084\u80fd\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u5347\u60a8\u7684\u61c9\u7528\u6027\u80fd\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u90e8\u7f72\u60a8\u7684Redis\u548c\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u9019\u5c07\u6709\u52a9\u65bc\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u548c\u61c9\u5c0d\u9ad8\u4e26\u767c\u7684\u6311\u6230\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f7f\u7528Redis\u4fdd\u8b77\u6578\u64da\u5eab\u514d\u53d7\u9396\u8868\u5f71\u97ff\uff0c\u63d0\u5347\u6027\u80fd\u8207\u53ef\u7528\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u9ad8\u6548\u5b58\u53d6\u8207\u7a69\u5b9a\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-194579","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194579","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=194579"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194579\/revisions"}],"predecessor-version":[{"id":194580,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/194579\/revisions\/194580"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=194579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=194579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=194579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}