{"id":125461,"date":"2024-10-25T22:49:20","date_gmt":"2024-10-25T14:49:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125461\/"},"modified":"2024-10-25T22:49:21","modified_gmt":"2024-10-25T14:49:21","slug":"redis-%e5%ba%ab-key-%e9%81%8e%e5%a4%9a%e7%9a%84%e5%9b%b0%e5%a2%83","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125461\/","title":{"rendered":"Redis \u5eab Key \u904e\u591a\u7684\u56f0\u5883"},"content":{"rendered":"<h1 id=\"redis-%e5%ba%ab-key-%e9%81%8e%e5%a4%9a%e7%9a%84%e5%9b%b0%e5%a2%83-DQTeEoTPHl\">Redis \u5eab Key \u904e\u591a\u7684\u56f0\u5883<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u5b83\u7684\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u80fd\u529b\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u7136\u800c\uff0c\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\uff0cRedis \u4e2d\u7684 Key \u6578\u91cf\u4e5f\u53ef\u80fd\u8fc5\u901f\u589e\u52a0\uff0c\u9019\u6703\u5c0e\u81f4\u4e00\u7cfb\u5217\u7684\u6311\u6230\u548c\u56f0\u5883\u3002<\/p>\n<h2 id=\"redis-key-%e7%9a%84%e7%89%b9%e6%80%a7-DQTeEoTPHl\">Redis Key \u7684\u7279\u6027<\/h2>\n<p>Redis \u662f\u4e00\u500b\u57fa\u65bc\u5167\u5b58\u7684\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\u7b49\u3002\u6bcf\u500b\u6578\u64da\u7d50\u69cb\u90fd\u53ef\u4ee5\u901a\u904e\u4e00\u500b\u552f\u4e00\u7684 Key \u4f86\u8a2a\u554f\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97 Redis \u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u975e\u5e38\u9ad8\u6548\uff0c\u4f46\u540c\u6642\u4e5f\u5e36\u4f86\u4e86 Key \u904e\u591a\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"key-%e9%81%8e%e5%a4%9a%e7%9a%84%e5%bd%b1%e9%9f%bf-DQTeEoTPHl\">Key \u904e\u591a\u7684\u5f71\u97ff<\/h2>\n<p>\u7576 Redis \u4e2d\u7684 Key \u6578\u91cf\u904e\u591a\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u4ee5\u4e0b\u5e7e\u500b\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u4e0b\u964d\uff1a<\/strong>\u6bcf\u7576 Redis \u9700\u8981\u904d\u6b77\u5927\u91cf\u7684 Key \u6642\uff0c\u6027\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\u6642\uff0c\u904d\u6b77\u904e\u591a\u7684 Key \u6703\u5c0e\u81f4\u5ef6\u9072\u3002<\/li>\n<li><strong>\u5167\u5b58\u6d88\u8017\uff1a<\/strong>\u6bcf\u500b Key \u90fd\u6703\u4f54\u7528\u4e00\u5b9a\u7684\u5167\u5b58\uff0c\u7576 Key \u6578\u91cf\u904e\u591a\u6642\uff0c\u5167\u5b58\u6d88\u8017\u6703\u986f\u8457\u589e\u52a0\uff0c\u53ef\u80fd\u5c0e\u81f4\u7cfb\u7d71\u8cc7\u6e90\u4e0d\u8db3\u3002<\/li>\n<li><strong>\u7ba1\u7406\u56f0\u96e3\uff1a<\/strong>\u96a8\u8457 Key \u6578\u91cf\u7684\u589e\u52a0\uff0c\u7ba1\u7406\u548c\u7dad\u8b77\u9019\u4e9b Key \u8b8a\u5f97\u66f4\u52a0\u56f0\u96e3\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u6e05\u7406\u6216\u66f4\u65b0\u6642\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-DQTeEoTPHl\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u61c9\u5c0d Redis \u4e2d Key \u904e\u591a\u7684\u56f0\u5883\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93-DQTeEoTPHl\">1. \u4f7f\u7528\u547d\u540d\u7a7a\u9593<\/h3>\n<p>\u901a\u904e\u70ba\u4e0d\u540c\u7684\u61c9\u7528\u6216\u529f\u80fd\u4f7f\u7528\u4e0d\u540c\u7684\u547d\u540d\u7a7a\u9593\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7d44\u7e54 Key\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>app1:user:1001<\/code> \u548c <code>app2:user:1001<\/code> \u4f86\u5340\u5206\u4e0d\u540c\u61c9\u7528\u7684\u7528\u6236\u6578\u64da\u3002\u9019\u6a23\u4e0d\u50c5\u53ef\u4ee5\u6e1b\u5c11 Key \u7684\u6df7\u4e82\uff0c\u9084\u80fd\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<h3 id=\"2-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e9%81%8e%e6%9c%9f-key-DQTeEoTPHl\">2. \u5b9a\u671f\u6e05\u7406\u904e\u671f Key<\/h3>\n<p>Redis \u652f\u6301\u8a2d\u7f6e Key \u7684\u904e\u671f\u6642\u9593\u3002\u5b9a\u671f\u6e05\u7406\u904e\u671f\u7684 Key \u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5167\u5b58\u6d88\u8017\u548c\u63d0\u9ad8\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e Key \u7684\u904e\u671f\u6642\u9593\u3002<\/p>\n<pre><code>EXPIRE mykey 3600  # \u8a2d\u7f6e mykey \u5728\u4e00\u5c0f\u6642\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-redis-%e9%9b%86%e7%be%a4-DQTeEoTPHl\">3. \u4f7f\u7528 Redis \u96c6\u7fa4<\/h3>\n<p>\u7576\u55ae\u500b Redis \u5be6\u4f8b\u7121\u6cd5\u8655\u7406\u5927\u91cf\u7684 Key \u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u96c6\u7fa4\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u6027\u80fd\u548c\u64f4\u5c55\u6027\u3002<\/p>\n<h3 id=\"4-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-DQTeEoTPHl\">4. \u512a\u5316\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u4e5f\u80fd\u5e6b\u52a9\u6e1b\u5c11 Key \u7684\u6578\u91cf\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u54c8\u5e0c\u4f86\u5b58\u5132\u591a\u500b\u5c6c\u6027\uff0c\u800c\u4e0d\u662f\u70ba\u6bcf\u500b\u5c6c\u6027\u5275\u5efa\u55ae\u7368\u7684 Key\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11 Key \u7684\u7e3d\u6578\u3002<\/p>\n<pre><code>HSET user:1001 name \"Alice\" age 30  # \u4f7f\u7528\u54c8\u5e0c\u5b58\u5132\u7528\u6236\u4fe1\u606f\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-DQTeEoTPHl\">\u7d50\u8ad6<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u96d6\u7136\u5728\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4e0a\u5177\u6709\u512a\u52e2\uff0c\u4f46\u7576 Key \u6578\u91cf\u904e\u591a\u6642\uff0c\u6703\u9762\u81e8\u4e00\u7cfb\u5217\u6311\u6230\u3002\u901a\u904e\u5408\u7406\u7684\u547d\u540d\u7a7a\u9593\u3001\u5b9a\u671f\u6e05\u7406\u904e\u671f Key\u3001\u4f7f\u7528 Redis \u96c6\u7fa4\u4ee5\u53ca\u512a\u5316\u6578\u64da\u7d50\u69cb\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7de9\u89e3\u9019\u4e9b\u56f0\u5883\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u9019\u4e9b\u7b56\u7565\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u8a0e Redis \u5eab\u4e2d\u9375\u904e\u591a\u7684\u6311\u6230\uff0c\u5206\u6790\u6027\u80fd\u5f71\u97ff\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u60a8\u512a\u5316\u6578\u64da\u7ba1\u7406\u7b56\u7565\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-125461","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125461","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=125461"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125461\/revisions"}],"predecessor-version":[{"id":125462,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125461\/revisions\/125462"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125461"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125461"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}