{"id":181634,"date":"2024-11-09T18:41:25","date_gmt":"2024-11-09T10:41:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181634\/"},"modified":"2024-11-09T18:41:25","modified_gmt":"2024-11-09T10:41:25","slug":"%e6%b7%b1%e5%85%a5%e6%b8%85%e9%99%a4%ef%bc%8c%e9%87%8b%e6%94%beredis%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a9%ba%e9%96%93%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e9%99%a4redis%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181634\/","title":{"rendered":"\u6df1\u5165\u6e05\u9664\uff0c\u91cb\u653eRedis\u6578\u64da\u5eab\u7a7a\u9593\uff08\u6578\u64da\u5eab\u6e05\u9664redis\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e6%b8%85%e9%99%a4%ef%bc%8c%e9%87%8b%e6%94%beredis%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a9%ba%e9%96%93%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e9%99%a4redis%ef%bc%89-ElOcsXungR\">\u6df1\u5165\u6e05\u9664\uff0c\u91cb\u653eRedis\u6578\u64da\u5eab\u7a7a\u9593\uff08\u6578\u64da\u5eab\u6e05\u9664redis\uff09<\/h1>\n<p>Redis\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cRedis\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u53ef\u80fd\u6703\u4e0d\u65b7\u589e\u9577\uff0c\u5c0e\u81f4\u7a7a\u9593\u4e0d\u8db3\u6216\u6027\u80fd\u4e0b\u964d\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u9664\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u91cb\u653eRedis\u6578\u64da\u5eab\u7a7a\u9593\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%b8%85%e9%99%a4redis%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a9%ba%e9%96%93%ef%bc%9f-ElOcsXungR\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u9664Redis\u6578\u64da\u5eab\u7a7a\u9593\uff1f<\/h2>\n<p>\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u904b\u884c\uff0cRedis\u6578\u64da\u5eab\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u7684\u904e\u671f\u6216\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u3002\u9019\u4e9b\u6578\u64da\u4e0d\u50c5\u4f54\u7528\u5b58\u5132\u7a7a\u9593\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u67e5\u8a62\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u9700\u8981\u6e05\u9664Redis\u6578\u64da\u5eab\u7a7a\u9593\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u904e\u591a\u7684\u6578\u64da\u6703\u5c0e\u81f4\u67e5\u8a62\u901f\u5ea6\u8b8a\u6162\uff0c\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7ba1\u7406\uff1a<\/strong>\u91cb\u653e\u7a7a\u9593\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u907f\u514d\u56e0\u5b58\u5132\u4e0d\u8db3\u800c\u5c0e\u81f4\u7684\u6545\u969c\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5b9a\u671f\u6e05\u9664\u904e\u671f\u6578\u64da\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%b8%85%e9%99%a4redis%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a9%ba%e9%96%93-ElOcsXungR\">\u5982\u4f55\u6e05\u9664Redis\u6578\u64da\u5eab\u7a7a\u9593<\/h2>\n<p>\u6e05\u9664Redis\u6578\u64da\u5eab\u7a7a\u9593\u7684\u65b9\u6cd5\u6709\u591a\u7a2e\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u6280\u8853\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8expire%e5%91%bd%e4%bb%a4-ElOcsXungR\">1. \u4f7f\u7528EXPIRE\u547d\u4ee4<\/h3>\n<p>Redis\u63d0\u4f9b\u4e86EXPIRE\u547d\u4ee4\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u7576\u9375\u904e\u671f\u5f8c\uff0cRedis\u6703\u81ea\u52d5\u522a\u9664\u8a72\u9375\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528EXPIRE\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 10  # 10\u79d2\u5f8c\u81ea\u52d5\u522a\u9664mykey\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8ttl%e5%91%bd%e4%bb%a4-ElOcsXungR\">2. \u4f7f\u7528TTL\u547d\u4ee4<\/h3>\n<p>TTL\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u67e5\u8a62\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\u3002\u5982\u679c\u9700\u8981\u624b\u52d5\u522a\u9664\u904e\u671f\u7684\u9375\uff0c\u53ef\u4ee5\u5148\u4f7f\u7528TTL\u547d\u4ee4\u6aa2\u67e5\u9375\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>TTL mykey  # \u8fd4\u56demykey\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8flushdb%e5%92%8cflushall%e5%91%bd%e4%bb%a4-ElOcsXungR\">3. \u4f7f\u7528FLUSHDB\u548cFLUSHALL\u547d\u4ee4<\/h3>\n<p>\u5982\u679c\u9700\u8981\u6e05\u7a7a\u6574\u500b\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528FLUSHDB\u547d\u4ee4\u3002\u82e5\u8981\u6e05\u7a7a\u6240\u6709\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528FLUSHALL\u547d\u4ee4\u3002\u9019\u5169\u500b\u547d\u4ee4\u90fd\u6703\u6c38\u4e45\u522a\u9664\u6578\u64da\uff0c\u8acb\u8b39\u614e\u4f7f\u7528\uff1a<\/p>\n<pre><code>FLUSHDB  # \u6e05\u7a7a\u7576\u524d\u6578\u64da\u5eab\nFLUSHALL  # \u6e05\u7a7a\u6240\u6709\u6578\u64da\u5eab\n<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8scan%e5%91%bd%e4%bb%a4-ElOcsXungR\">4. \u4f7f\u7528SCAN\u547d\u4ee4<\/h3>\n<p>SCAN\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u904d\u6b77\u6578\u64da\u5eab\u4e2d\u7684\u9375\uff0c\u4e26\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u522a\u9664\u4e0d\u9700\u8981\u7684\u9375\u3002\u9019\u662f\u4e00\u7a2e\u66f4\u9748\u6d3b\u7684\u6e05\u9664\u65b9\u5f0f\uff1a<\/p>\n<pre><code>SCAN 0 MATCH pattern:* COUNT 100  # \u904d\u6b77\u7b26\u5408\u689d\u4ef6\u7684\u9375\n<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-ElOcsXungR\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u6e05\u9664Redis\u6578\u64da\u5eab\u7a7a\u9593\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u671f\u6aa2\u67e5\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\uff0c\u53ca\u6642\u6e05\u9664\u904e\u671f\u6216\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u9700\u6c42\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u7a4d\u7d2f\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u4f7f\u7528Redis\u7684\u76e3\u63a7\u5de5\u5177\uff0c\u53ca\u6642\u767c\u73fe\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u8abf\u6574\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-ElOcsXungR\">\u7d50\u8ad6<\/h2>\n<p>\u6e05\u9664Redis\u6578\u64da\u5eab\u7a7a\u9593\u662f\u4e00\u9805\u91cd\u8981\u7684\u7dad\u8b77\u5de5\u4f5c\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u548c\u8cc7\u6e90\u5229\u7528\u7387\u3002\u901a\u904e\u4f7f\u7528EXPIRE\u3001TTL\u3001FLUSHDB\u3001FLUSHALL\u548cSCAN\u7b49\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u9748\u6d3b\u5730\u7ba1\u7406\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u6578\u64da\uff0c\u5c07\u6709\u52a9\u65bc\u4fdd\u6301Redis\u7684\u9ad8\u6548\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u6e05\u9664Redis\u6578\u64da\u5eab\uff0c\u91cb\u653e\u7a7a\u9593\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u78ba\u4fdd\u6578\u64da\u7ba1\u7406\u9ad8\u6548\u7121\u865e\uff0c\u512a\u5316\u7cfb\u7d71\u904b\u884c\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-181634","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181634","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=181634"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181634\/revisions"}],"predecessor-version":[{"id":181635,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181634\/revisions\/181635"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=181634"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=181634"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=181634"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}