{"id":98144,"date":"2024-10-21T00:09:19","date_gmt":"2024-10-20T16:09:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98144\/"},"modified":"2024-10-21T00:09:20","modified_gmt":"2024-10-20T16:09:20","slug":"redis-%e6%9f%a5%e8%a9%a2%e6%8a%80%e5%b7%a7%e8%bc%95%e9%ac%86%e8%a7%a3%e6%b1%ba%e8%a4%87%e9%9b%9c%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98144\/","title":{"rendered":"Redis \u67e5\u8a62\u6280\u5de7\u8f15\u9b06\u89e3\u6c7a\u8907\u96dc\u554f\u984c"},"content":{"rendered":"<h1 id=\"redis-%e6%9f%a5%e8%a9%a2%e6%8a%80%e5%b7%a7%e8%bc%95%e9%ac%86%e8%a7%a3%e6%b1%ba%e8%a4%87%e9%9b%9c%e5%95%8f%e9%a1%8c-GBzQdAvsuO\">Redis \u67e5\u8a62\u6280\u5de7\u8f15\u9b06\u89e3\u6c7a\u8907\u96dc\u554f\u984c<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9996\u9078\u3002\u5b83\u4e0d\u50c5\u63d0\u4f9b\u4e86\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\uff0c\u9084\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u4f7f\u5f97\u8655\u7406\u8907\u96dc\u67e5\u8a62\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b Redis \u67e5\u8a62\u6280\u5de7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u89e3\u6c7a\u8907\u96dc\u554f\u984c\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8-redis-%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-GBzQdAvsuO\">1. \u4f7f\u7528 Redis \u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u6839\u64da\u4e0d\u540c\u7684\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u4e32\uff1a<\/strong>\u6700\u57fa\u672c\u7684\u6578\u64da\u985e\u578b\uff0c\u9069\u5408\u5b58\u5132\u7c21\u55ae\u7684\u9375\u503c\u5c0d\u3002<\/li>\n<li><strong>\u54c8\u5e0c\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u5c0d\u8c61\uff0c\u80fd\u5920\u5c07\u591a\u500b\u5b57\u6bb5\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u4fbf\u65bc\u67e5\u8a62\u3002<\/li>\n<li><strong>\u5217\u8868\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u6709\u5e8f\u6578\u64da\uff0c\u652f\u6301\u5f9e\u5169\u7aef\u63d2\u5165\u548c\u522a\u9664\u3002<\/li>\n<li><strong>\u96c6\u5408\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u4e0d\u91cd\u8907\u7684\u6578\u64da\uff0c\u652f\u6301\u96c6\u5408\u904b\u7b97\u3002<\/li>\n<li><strong>\u6709\u5e8f\u96c6\u5408\uff1a<\/strong>\u5728\u96c6\u5408\u7684\u57fa\u790e\u4e0a\u589e\u52a0\u4e86\u6392\u5e8f\u529f\u80fd\uff0c\u9069\u5408\u9700\u8981\u6392\u5e8f\u7684\u5834\u666f\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e7%ae%a1%e9%81%93%e6%8a%80%e8%a1%93-GBzQdAvsuO\">2. \u4f7f\u7528\u7ba1\u9053\u6280\u8853<\/h2>\n<p>\u5728\u9032\u884c\u591a\u500b\u67e5\u8a62\u6642\uff0c\u4f7f\u7528\u7ba1\u9053\u6280\u8853\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u3002\u7ba1\u9053\u6280\u8853\u5141\u8a31\u60a8\u5728\u4e00\u6b21\u8acb\u6c42\u4e2d\u767c\u9001\u591a\u500b\u547d\u4ee4\uff0c\u5f9e\u800c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/p>\n<pre><code>\n# \u4f7f\u7528\u7ba1\u9053\u6280\u8853\u7684\u793a\u4f8b\nimport redis\n\nr = redis.Redis()\npipe = r.pipeline()\npipe.set('key1', 'value1')\npipe.set('key2', 'value2')\npipe.get('key1')\npipe.get('key2')\nresults = pipe.execute()\nprint(results)\n<\/code><\/pre>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac-GBzQdAvsuO\">3. \u4f7f\u7528 Lua \u8173\u672c<\/h2>\n<p>Redis \u652f\u6301 Lua \u8173\u672c\uff0c\u9019\u4f7f\u5f97\u60a8\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u8907\u96dc\u7684\u908f\u8f2f\uff0c\u6e1b\u5c11\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u3002\u9019\u5c0d\u65bc\u9700\u8981\u539f\u5b50\u6027\u64cd\u4f5c\u7684\u5834\u666f\u7279\u5225\u6709\u7528\u3002<\/p>\n<pre><code>\n# \u4f7f\u7528 Lua \u8173\u672c\u7684\u793a\u4f8b\nscript = \"\"\"\nlocal value1 = redis.call('GET', KEYS[1])\nlocal value2 = redis.call('GET', KEYS[2])\nreturn value1 .. value2\n\"\"\"\nresult = r.eval(script, 2, 'key1', 'key2')\nprint(result)\n<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95%e5%92%8c%e6%8e%92%e5%ba%8f-GBzQdAvsuO\">4. \u4f7f\u7528\u7d22\u5f15\u548c\u6392\u5e8f<\/h2>\n<p>\u5c0d\u65bc\u9700\u8981\u9032\u884c\u7be9\u9078\u548c\u6392\u5e8f\u7684\u67e5\u8a62\uff0c\u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u53ef\u4ee5\u5927\u5927\u7c21\u5316\u64cd\u4f5c\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u5206\u6578\u9032\u884c\u6392\u5e8f\uff0c\u4e26\u4f7f\u7528\u7bc4\u570d\u67e5\u8a62\u4f86\u7372\u53d6\u7279\u5b9a\u7684\u6578\u64da\u3002<\/p>\n<pre><code>\n# \u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u7684\u793a\u4f8b\nr.zadd('scores', {'Alice': 100, 'Bob': 90, 'Charlie': 95})\ntop_users = r.zrevrange('scores', 0, 1, withscores=True)\nprint(top_users)\n<\/code><\/pre>\n<h2 id=\"5-%e6%95%b8%e6%93%9a%e9%81%8e%e6%9c%9f%e5%92%8c%e6%b8%85%e7%90%86-GBzQdAvsuO\">5. \u6578\u64da\u904e\u671f\u548c\u6e05\u7406<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u8a2d\u7f6e\u6578\u64da\u904e\u671f\u6642\u9593\u7684\u529f\u80fd\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u6e05\u7406\u7684\u6578\u64da\u975e\u5e38\u6709\u7528\u3002\u4f7f\u7528 EXPIRE \u547d\u4ee4\u53ef\u4ee5\u81ea\u52d5\u522a\u9664\u904e\u671f\u7684\u6578\u64da\uff0c\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6574\u6f54\u3002<\/p>\n<pre><code>\n# \u8a2d\u7f6e\u6578\u64da\u904e\u671f\u7684\u793a\u4f8b\nr.set('temp_key', 'temp_value', ex=60)  # 60\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-GBzQdAvsuO\">\u7e3d\u7d50<\/h2>\n<p>\u638c\u63e1 Redis \u7684\u67e5\u8a62\u6280\u5de7\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u9ad8\u6548\u5730\u89e3\u6c7a\u8907\u96dc\u554f\u984c\u3002\u901a\u904e\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u3001\u4f7f\u7528\u7ba1\u9053\u6280\u8853\u3001Lua \u8173\u672c\u3001\u7d22\u5f15\u548c\u6392\u5e8f\uff0c\u4ee5\u53ca\u8a2d\u7f6e\u6578\u64da\u904e\u671f\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u7dad\u8b77\u6027\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684 Redis \u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1Redis\u67e5\u8a62\u6280\u5de7\uff0c\u8f15\u9b06\u89e3\u6c7a\u8907\u96dc\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u8b93\u4f60\u7684\u61c9\u7528\u66f4\u5feb\u901f\u3001\u7a69\u5b9a\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-98144","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98144","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=98144"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98144\/revisions"}],"predecessor-version":[{"id":98145,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98144\/revisions\/98145"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}