{"id":98784,"date":"2024-10-21T05:30:18","date_gmt":"2024-10-20T21:30:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98784\/"},"modified":"2024-10-21T05:30:19","modified_gmt":"2024-10-20T21:30:19","slug":"redis-%e7%99%bb%e9%8c%84%e6%9f%a5%e8%a9%a2%e6%89%be%e5%9b%9e-key-%e7%9a%84%e7%b5%95%e6%8b%9b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98784\/","title":{"rendered":"Redis \u767b\u9304\u67e5\u8a62\u627e\u56de Key \u7684\u7d55\u62db"},"content":{"rendered":"<h1 id=\"redis-%e7%99%bb%e9%8c%84%e6%9f%a5%e8%a9%a2%e6%89%be%e5%9b%9e-key-%e7%9a%84%e7%b5%95%e6%8b%9b-WzMJyflIqI\">Redis \u767b\u9304\u67e5\u8a62\u627e\u56de Key \u7684\u7d55\u62db<\/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\u7121\u8ad6\u662f\u7528\u65bc\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u9084\u662f\u6d88\u606f\u968a\u5217\uff0cRedis \u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u90fd\u4f7f\u5176\u6210\u70ba\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u67e5\u8a62 Redis \u4e2d\u7684 Key \u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u627e\u56de Redis Key \u7684\u6280\u5de7\u548c\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8-redis-%e5%91%bd%e4%bb%a4%e6%9f%a5%e8%a9%a2-key-WzMJyflIqI\">1. \u4f7f\u7528 Redis \u547d\u4ee4\u67e5\u8a62 Key<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u547d\u4ee4\u4f86\u67e5\u8a62\u548c\u7ba1\u7406 Key\u3002\u6700\u5e38\u7528\u7684\u547d\u4ee4\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>KEYS<\/code>\uff1a\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u67e5\u8a62\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u6240\u6709 Key\u3002\u4f8b\u5982\uff0c<code>KEYS user:* <\/code>\u5c07\u8fd4\u56de\u6240\u6709\u4ee5 &#8220;user:&#8221; \u958b\u982d\u7684 Key\u3002<\/li>\n<li><code>SCAN<\/code>\uff1a\u8207 <code>KEYS<\/code> \u547d\u4ee4\u76f8\u6bd4\uff0c<code>SCAN<\/code> \u66f4\u52a0\u9ad8\u6548\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u6578\u64da\u96c6\u4e0a\u3002\u5b83\u4e0d\u6703\u4e00\u6b21\u6027\u8fd4\u56de\u6240\u6709 Key\uff0c\u800c\u662f\u5206\u6279\u8fd4\u56de\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; SCAN 0 MATCH user:* COUNT 10<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u5f9e\u6e38\u6a19 0 \u958b\u59cb\u67e5\u8a62\uff0c\u8fd4\u56de\u6700\u591a 10 \u500b\u4ee5 &#8220;user:&#8221; \u958b\u982d\u7684 Key\u3002<\/p>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-WzMJyflIqI\">2. \u4f7f\u7528 Redis \u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis \u652f\u6301\u70ba Key \u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u7ba1\u7406 Key \u7684\u751f\u547d\u9031\u671f\u975e\u5e38\u6709\u7528\u3002\u53ef\u4ee5\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e Key \u7684\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; EXPIRE mykey 300<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u4f7f &#8220;mykey&#8221; \u5728 300 \u79d2\u5f8c\u81ea\u52d5\u522a\u9664\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u904e\u671f\u7684 Key \u4f54\u7528\u5167\u5b58\uff0c\u4e26\u4e14\u5728\u67e5\u8a62\u6642\u4e0d\u6703\u8fd4\u56de\u9019\u4e9b Key\u3002<\/p>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-WzMJyflIqI\">3. \u4f7f\u7528 Redis \u7684\u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5217\u8868\u3001\u96c6\u5408\u548c\u54c8\u5e0c\u8868\uff0c\u9019\u4e9b\u7d50\u69cb\u53ef\u4ee5\u5e6b\u52a9\u66f4\u597d\u5730\u7d44\u7e54\u548c\u67e5\u8a62\u6578\u64da\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u7528\u6236\u4fe1\u606f\uff0c\u53ef\u4ee5\u901a\u904e\u7528\u6236 ID \u5feb\u901f\u67e5\u8a62\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; HSET user:1 name \"Alice\" age 30<\/code><\/pre>\n<p>\u8981\u67e5\u8a62\u7528\u6236\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>HGETALL<\/code> \u547d\u4ee4\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; HGETALL user:1<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e4%ba%8b%e4%bb%b6%e9%80%9a%e7%9f%a5-WzMJyflIqI\">4. \u4f7f\u7528 Redis \u7684\u4e8b\u4ef6\u901a\u77e5<\/h2>\n<p>Redis \u652f\u6301\u4e8b\u4ef6\u901a\u77e5\u529f\u80fd\uff0c\u53ef\u4ee5\u5728 Key \u88ab\u4fee\u6539\u6216\u522a\u9664\u6642\u767c\u9001\u901a\u77e5\u3002\u9019\u5c0d\u65bc\u9700\u8981\u5be6\u6642\u76e3\u63a7 Key \u72c0\u614b\u7684\u61c9\u7528\u7a0b\u5e8f\u975e\u5e38\u6709\u7528\u3002\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e <code>notify-keyspace-events<\/code> \u4f86\u555f\u7528\u4e8b\u4ef6\u901a\u77e5\uff1a<\/p>\n<pre><code>127.0.0.1:6379&gt; CONFIG SET notify-keyspace-events Ex<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u5f8c\uff0c\u7576 Key \u88ab\u904e\u671f\u6642\uff0c\u6703\u767c\u9001\u901a\u77e5\u5230\u76f8\u61c9\u7684\u901a\u9053\u3002<\/p>\n<h2 id=\"5-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e6%8c%81%e4%b9%85%e5%8c%96%e5%8a%9f%e8%83%bd-WzMJyflIqI\">5. \u4f7f\u7528 Redis \u7684\u6301\u4e45\u5316\u529f\u80fd<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002\u9019\u5c0d\u65bc\u9632\u6b62\u6578\u64da\u4e1f\u5931\u975e\u5e38\u91cd\u8981\u3002\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u4f86\u8a2d\u7f6e\u6301\u4e45\u5316\u9078\u9805\uff0c\u78ba\u4fdd\u91cd\u8981\u7684 Key \u4e0d\u6703\u56e0\u70ba\u610f\u5916\u60c5\u6cc1\u800c\u4e1f\u5931\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WzMJyflIqI\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u4f7f\u7528 Redis \u6642\uff0c\u7ba1\u7406\u548c\u67e5\u8a62 Key \u662f\u4e00\u9805\u91cd\u8981\u7684\u6280\u80fd\u3002\u901a\u904e\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u5404\u7a2e\u547d\u4ee4\u3001\u6578\u64da\u7d50\u69cb\u548c\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u67e5\u8a62\u548c\u7ba1\u7406 Key\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\u67e5\u8a62 Key\uff0c\u9084\u662f\u5229\u7528\u904e\u671f\u6a5f\u5236\u548c\u4e8b\u4ef6\u901a\u77e5\u529f\u80fd\uff0c\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u5229\u7528 Redis \u7684\u5f37\u5927\u529f\u80fd\u3002<\/p>\n<p>\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 \u5be6\u4f8b\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u767b\u9304\u67e5\u8a62\u7684\u6280\u5de7\uff0c\u8f15\u9b06\u627e\u56de\u4e1f\u5931\u7684 Key\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u8b93\u4f60\u7684\u958b\u767c\u5de5\u4f5c\u66f4\u9806\u5229\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-98784","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98784","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=98784"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98784\/revisions"}],"predecessor-version":[{"id":98785,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98784\/revisions\/98785"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98784"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98784"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98784"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}