{"id":166493,"date":"2024-11-05T16:37:33","date_gmt":"2024-11-05T08:37:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/166493\/"},"modified":"2024-11-05T16:37:34","modified_gmt":"2024-11-05T08:37:34","slug":"%e5%bf%ab%e9%80%9f%e7%af%a9%e9%81%b8redis%e4%b8%ad%e7%9a%84keys%ef%bc%88redis%e7%af%a9%e9%81%b8keys%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/166493\/","title":{"rendered":"\u5feb\u901f\u7be9\u9078Redis\u4e2d\u7684Keys\uff08redis\u7be9\u9078keys\uff09"},"content":{"rendered":"<h1 id=\"%e5%bf%ab%e9%80%9f%e7%af%a9%e9%81%b8redis%e4%b8%ad%e7%9a%84keys%ef%bc%88redis%e7%af%a9%e9%81%b8keys%ef%bc%89-ihoRJeEhZe\">\u5feb\u901f\u7be9\u9078Redis\u4e2d\u7684Keys\uff08redis\u7be9\u9078keys\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u5728\u958b\u767c\u8005\u4e2d\u53d7\u5230\u5ee3\u6cdb\u6b61\u8fce\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u5feb\u901f\u7be9\u9078\u548c\u67e5\u627e\u7279\u5b9a\u7684keys\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728Redis\u4e2d\u5feb\u901f\u7be9\u9078keys\u7684\u65b9\u6cd5\u53ca\u5176\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"redis%e4%b8%ad%e7%9a%84keys%e5%91%bd%e4%bb%a4-ihoRJeEhZe\">Redis\u4e2d\u7684Keys\u547d\u4ee4<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6700\u5e38\u7528\u4f86\u67e5\u627ekeys\u7684\u547d\u4ee4\u662f<code>KEYS<\/code>\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u6839\u64da\u6a21\u5f0f\u5339\u914d\u4f86\u8fd4\u56de\u6240\u6709\u7b26\u5408\u689d\u4ef6\u7684keys\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>KEYS user:* <\/code>\u53ef\u4ee5\u8fd4\u56de\u6240\u6709\u4ee5&#8221;user:&#8221;\u958b\u982d\u7684keys\u3002<\/p>\n<pre><code>KEYS user:*<\/code><\/pre>\n<p>\u96d6\u7136<code>KEYS<\/code>\u547d\u4ee4\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528\u6642\u9700\u8981\u8b39\u614e\u3002\u56e0\u70ba\u9019\u500b\u547d\u4ee4\u6703\u904d\u6b77\u6574\u500b\u6578\u64da\u5eab\uff0c\u7576\u6578\u64da\u91cf\u975e\u5e38\u5927\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\uff0c\u751a\u81f3\u5f71\u97ff\u5230Redis\u7684\u97ff\u61c9\u6642\u9593\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8scan%e5%91%bd%e4%bb%a4%e9%80%b2%e8%a1%8c%e7%af%a9%e9%81%b8-ihoRJeEhZe\">\u4f7f\u7528SCAN\u547d\u4ee4\u9032\u884c\u7be9\u9078<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a<code>KEYS<\/code>\u547d\u4ee4\u7684\u6027\u80fd\u554f\u984c\uff0cRedis\u63d0\u4f9b\u4e86<code>SCAN<\/code>\u547d\u4ee4\u3002<code>SCAN<\/code>\u547d\u4ee4\u662f\u4e00\u7a2e\u589e\u91cf\u8fed\u4ee3\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5728\u4e0d\u963b\u585e\u670d\u52d9\u5668\u7684\u60c5\u6cc1\u4e0b\u904d\u6b77keys\u3002\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<p>\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SCAN cursor [MATCH pattern] [COUNT count]<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>cursor<\/code>\u662f\u6e38\u6a19\uff0c\u521d\u59cb\u503c\u70ba0\uff1b<code>MATCH<\/code>\u7528\u65bc\u6307\u5b9a\u5339\u914d\u6a21\u5f0f\uff1b<code>COUNT<\/code>\u5247\u7528\u65bc\u6307\u5b9a\u6bcf\u6b21\u8fd4\u56de\u7684keys\u6578\u91cf\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u7be9\u9078keys\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n127.0.0.1:6379&gt; SCAN 0 MATCH user:* COUNT 10\n<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u8fd4\u56de\u6700\u591a10\u500b\u4ee5&#8221;user:&#8221;\u958b\u982d\u7684keys\uff0c\u4e26\u4e14\u4e0d\u6703\u963b\u585eRedis\u670d\u52d9\u5668\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e9%80%b2%e8%a1%8c%e7%af%a9%e9%81%b8-ihoRJeEhZe\">\u4f7f\u7528Redis\u7684\u6578\u64da\u7d50\u69cb\u9032\u884c\u7be9\u9078<\/h2>\n<p>\u9664\u4e86\u4f7f\u7528<code>KEYS<\/code>\u548c<code>SCAN<\/code>\u547d\u4ee4\uff0c\u9084\u53ef\u4ee5\u5229\u7528Redis\u7684\u6578\u64da\u7d50\u69cb\u4f86\u9032\u884c\u66f4\u9ad8\u6548\u7684\u7be9\u9078\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u54c8\u5e0c\uff08Hash\uff09\u7d50\u69cb\u4f86\u5b58\u5132\u76f8\u95dc\u6578\u64da\uff0c\u7136\u5f8c\u901a\u904e\u54c8\u5e0c\u7684\u5b57\u6bb5\u4f86\u9032\u884c\u67e5\u8a62\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u904d\u6b77\u6574\u500b\u6578\u64da\u5eab\uff0c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nHSET user:1 name \"Alice\"\nHSET user:2 name \"Bob\"\nHSET user:3 name \"Charlie\"\n<\/code><\/pre>\n<p>\u7136\u5f8c\u53ef\u4ee5\u901a\u904e<code>HGET<\/code>\u547d\u4ee4\u4f86\u7372\u53d6\u7279\u5b9a\u7528\u6236\u7684\u4fe1\u606f\uff1a<\/p>\n<pre><code>\nHGET user:1 name\n<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-ihoRJeEhZe\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u907f\u514d\u4f7f\u7528KEYS\u547d\u4ee4\uff1a<\/strong>\u5728\u751f\u7522\u74b0\u5883\u4e2d\uff0c\u76e1\u91cf\u907f\u514d\u4f7f\u7528<code>KEYS<\/code>\u547d\u4ee4\uff0c\u56e0\u70ba\u5b83\u6703\u5f71\u97ff\u6027\u80fd\u3002<\/li>\n<li><strong>\u4f7f\u7528SCAN\u547d\u4ee4\uff1a<\/strong>\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u9032\u884c\u589e\u91cf\u8fed\u4ee3\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u670d\u52d9\u5668\u7684\u5f71\u97ff\u3002<\/li>\n<li><strong>\u5229\u7528\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ihoRJeEhZe\">\u7e3d\u7d50<\/h2>\n<p>\u5728Redis\u4e2d\u5feb\u901f\u7be9\u9078keys\u662f\u4e00\u500b\u91cd\u8981\u7684\u6280\u80fd\uff0c\u5c24\u5176\u662f\u5728\u6578\u64da\u91cf\u9f90\u5927\u7684\u60c5\u6cc1\u4e0b\u3002\u901a\u904e\u4f7f\u7528<code>SCAN<\/code>\u547d\u4ee4\u548c\u5408\u7406\u7684\u6578\u64da\u7d50\u69cb\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff0c\u6e1b\u5c11\u5c0d\u670d\u52d9\u5668\u6027\u80fd\u7684\u5f71\u97ff\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6280\u8853\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684Redis\u670d\u52d9\uff0c\u4eab\u53d7\u66f4\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u66f4\u5feb\u7684\u97ff\u61c9\u6642\u9593\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u7be9\u9078Redis\u4e2d\u7684Keys\uff0c\u63d0\u5347\u6578\u64da\u67e5\u8a62\u6548\u7387\uff0c\u7c21\u5316\u7ba1\u7406\u6d41\u7a0b\uff0c\u52a9\u60a8\u8f15\u9b06\u627e\u5230\u6240\u9700\u7684\u9375\u503c\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-166493","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166493","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=166493"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166493\/revisions"}],"predecessor-version":[{"id":166494,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/166493\/revisions\/166494"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=166493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=166493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=166493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}