{"id":195997,"date":"2024-11-13T19:40:23","date_gmt":"2024-11-13T11:40:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195997\/"},"modified":"2024-11-13T19:40:24","modified_gmt":"2024-11-13T11:40:24","slug":"%e5%b1%95%e7%a4%ba-redis-%e6%a8%a1%e7%b3%8a%e5%8c%b9%e9%85%8d%e6%8c%87%e4%bb%a4%e7%9a%84%e5%a8%81%e5%8a%9b%ef%bc%88redis%e6%a8%a1%e7%b3%8a%e5%8c%b9%e9%85%8d%e6%8c%87%e4%bb%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195997\/","title":{"rendered":"\u5c55\u793a Redis \u6a21\u7cca\u5339\u914d\u6307\u4ee4\u7684\u5a01\u529b\uff08redis\u6a21\u7cca\u5339\u914d\u6307\u4ee4\uff09"},"content":{"rendered":"<h1 id=\"%e5%b1%95%e7%a4%ba-redis-%e6%a8%a1%e7%b3%8a%e5%8c%b9%e9%85%8d%e6%8c%87%e4%bb%a4%e7%9a%84%e5%a8%81%e5%8a%9b-BZYfdrEBTR\">\u5c55\u793a Redis \u6a21\u7cca\u5339\u914d\u6307\u4ee4\u7684\u5a01\u529b<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u662f\u6bcf\u500b\u61c9\u7528\u7a0b\u5e8f\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u5f37\u5927\u7684\u529f\u80fd\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u6a21\u7cca\u5339\u914d\u6307\u4ee4\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u6a21\u7cca\u5339\u914d\u6307\u4ee4\uff0c\u4e26\u5c55\u793a\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u5a01\u529b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e6%a8%a1%e7%b3%8a%e5%8c%b9%e9%85%8d%e6%8c%87%e4%bb%a4%ef%bc%9f-BZYfdrEBTR\">\u4ec0\u9ebc\u662f Redis \u6a21\u7cca\u5339\u914d\u6307\u4ee4\uff1f<\/h2>\n<p>Redis \u7684\u6a21\u7cca\u5339\u914d\u6307\u4ee4\u4e3b\u8981\u662f\u6307\u4f7f\u7528\u901a\u914d\u7b26\u4f86\u67e5\u8a62\u9375\u7684\u529f\u80fd\u3002\u9019\u4e9b\u6307\u4ee4\u5141\u8a31\u7528\u6236\u6839\u64da\u7279\u5b9a\u6a21\u5f0f\u4f86\u6aa2\u7d22\u9375\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u7684\u9748\u6d3b\u6027\u548c\u6548\u7387\u3002\u6700\u5e38\u7528\u7684\u6a21\u7cca\u5339\u914d\u6307\u4ee4\u662f <code>KEYS<\/code> \u548c <code>SCAN<\/code>\u3002<\/p>\n<h3 id=\"keys-%e6%8c%87%e4%bb%a4-BZYfdrEBTR\">KEYS \u6307\u4ee4<\/h3>\n<p><code>KEYS<\/code> \u6307\u4ee4\u7528\u65bc\u67e5\u627e\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u6240\u6709\u9375\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>KEYS pattern<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>pattern<\/code> \u53ef\u4ee5\u5305\u542b\u901a\u914d\u7b26\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><code>*<\/code>\uff1a\u5339\u914d\u96f6\u500b\u6216\u591a\u500b\u5b57\u7b26<\/li>\n<li><code>?<\/code>\uff1a\u5339\u914d\u55ae\u500b\u5b57\u7b26<\/li>\n<li><code>[abc]<\/code>\uff1a\u5339\u914d\u65b9\u62ec\u865f\u5167\u7684\u4efb\u4e00\u5b57\u7b26<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u67e5\u627e\u6240\u6709\u4ee5 &#8220;user:&#8221; \u958b\u982d\u7684\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n<pre><code>KEYS user:*<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u4ee5 &#8220;user:&#8221; \u958b\u982d\u7684\u9375\uff0c\u9019\u5728\u9700\u8981\u6279\u91cf\u8655\u7406\u7279\u5b9a\u985e\u578b\u7684\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h3 id=\"scan-%e6%8c%87%e4%bb%a4-BZYfdrEBTR\">SCAN \u6307\u4ee4<\/h3>\n<p>\u96d6\u7136 <code>KEYS<\/code> \u6307\u4ee4\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u5728\u5927\u578b\u6578\u64da\u96c6\u4e0a\u4f7f\u7528\u6642\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0cRedis \u63d0\u4f9b\u4e86 <code>SCAN<\/code> \u6307\u4ee4\uff0c\u9019\u662f\u4e00\u7a2e\u589e\u91cf\u8fed\u4ee3\u7684\u65b9\u5f0f\u4f86\u67e5\u8a62\u9375\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SCAN cursor [MATCH pattern] [COUNT count]<\/code><\/pre>\n<p>\u9019\u88e1\u7684 <code>cursor<\/code> \u662f\u4e00\u500b\u6e38\u6a19\uff0c\u7528\u65bc\u8ddf\u8e2a\u7576\u524d\u7684\u8fed\u4ee3\u4f4d\u7f6e\u3002<code>MATCH<\/code> \u53c3\u6578\u7528\u65bc\u6307\u5b9a\u5339\u914d\u6a21\u5f0f\uff0c\u800c <code>COUNT<\/code> \u5247\u7528\u65bc\u6307\u5b9a\u6bcf\u6b21\u8fed\u4ee3\u8fd4\u56de\u7684\u9375\u6578\u91cf\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528 <code>SCAN<\/code> \u6307\u4ee4\u67e5\u627e\u6240\u6709\u4ee5 &#8220;session:&#8221; \u958b\u982d\u7684\u9375\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>SCAN 0 MATCH session:* COUNT 10<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6700\u591a 10 \u500b\u4ee5 &#8220;session:&#8221; \u958b\u982d\u7684\u9375\uff0c\u4e26\u4e14\u4e0d\u6703\u963b\u585e Redis \u4f3a\u670d\u5668\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<h2 id=\"%e6%a8%a1%e7%b3%8a%e5%8c%b9%e9%85%8d%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8-BZYfdrEBTR\">\u6a21\u7cca\u5339\u914d\u7684\u5be6\u969b\u61c9\u7528<\/h2>\n<p>\u6a21\u7cca\u5339\u914d\u6307\u4ee4\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\u3002\u4f8b\u5982\uff0c\u5728\u7528\u6236\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u9700\u8981\u67e5\u627e\u6240\u6709\u8207\u7279\u5b9a\u7528\u6236\u76f8\u95dc\u7684\u6578\u64da\u3002\u4f7f\u7528 <code>KEYS<\/code> \u6216 <code>SCAN<\/code> \u6307\u4ee4\uff0c\u53ef\u4ee5\u8f15\u9b06\u5730\u6aa2\u7d22\u6240\u6709\u4ee5\u8a72\u7528\u6236 ID \u958b\u982d\u7684\u9375\uff0c\u5f9e\u800c\u9032\u884c\u5f8c\u7e8c\u7684\u6578\u64da\u8655\u7406\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u5728\u7de9\u5b58\u7cfb\u7d71\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u7684\u7de9\u5b58\u6578\u64da\u3002\u901a\u904e\u4f7f\u7528\u6a21\u7cca\u5339\u914d\u6307\u4ee4\uff0c\u53ef\u4ee5\u5feb\u901f\u627e\u5230\u6240\u6709\u904e\u671f\u7684\u7de9\u5b58\u9375\uff0c\u4e26\u9032\u884c\u6279\u91cf\u522a\u9664\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u6548\u7387\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-BZYfdrEBTR\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u6a21\u7cca\u5339\u914d\u6307\u4ee4\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u9748\u6d3b\u5730\u67e5\u8a62\u548c\u7ba1\u7406\u6578\u64da\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <code>KEYS<\/code> \u9084\u662f <code>SCAN<\/code> \u6307\u4ee4\uff0c\u9019\u4e9b\u529f\u80fd\u90fd\u80fd\u986f\u8457\u63d0\u9ad8\u6578\u64da\u64cd\u4f5c\u7684\u6548\u7387\u3002\u5728\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u6642\uff0c\u4e86\u89e3\u9019\u4e9b\u6307\u4ee4\u7684\u4f7f\u7528\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u5229\u7528 Redis \u7684\u5f37\u5927\u529f\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u6a21\u7cca\u5339\u914d\u6307\u4ee4\u7684\u5f3a\u5927\u529f\u80fd\uff0c\u63d0\u5347\u6570\u636e\u68c0\u7d22\u6548\u7387\uff0c\u8f7b\u677e\u5904\u7406\u590d\u6742\u67e5\u8be2\uff0c\u4f18\u5316\u5e94\u7528\u6027\u80fd\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-195997","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195997","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=195997"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195997\/revisions"}],"predecessor-version":[{"id":195998,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195997\/revisions\/195998"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=195997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=195997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=195997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}