{"id":125573,"date":"2024-10-25T23:47:13","date_gmt":"2024-10-25T15:47:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125573\/"},"modified":"2024-10-25T23:47:13","modified_gmt":"2024-10-25T15:47:13","slug":"redis-%e4%ba%86%e8%a7%a3%e5%a4%b1%e6%95%88%e6%99%82%e5%88%bb%e7%9a%84%e8%b7%a1%e8%b1%a1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125573\/","title":{"rendered":"Redis \u4e86\u89e3\u5931\u6548\u6642\u523b\u7684\u8de1\u8c61"},"content":{"rendered":"<h1 id=\"redis-%e4%ba%86%e8%a7%a3%e5%a4%b1%e6%95%88%e6%99%82%e5%88%bb%e7%9a%84%e8%b7%a1%e8%b1%a1-QrGrPmyPGE\">Redis \u4e86\u89e3\u5931\u6548\u6642\u523b\u7684\u8de1\u8c61<\/h1>\n<p>Redis \u662f\u4e00\u7a2e\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u6578\u64da\u7684\u5834\u666f\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u4f7f\u7528\u7684\u6df1\u5165\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u9700\u8981\u4e86\u89e3 Redis \u7684\u5931\u6548\u6642\u523b\uff08\u6216\u7a31\u70ba\u904e\u671f\u6642\u9593\uff09\u7684\u8de1\u8c61\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6578\u64da\u7684\u53ef\u9760\u6027\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%a4%b1%e6%95%88%e6%a9%9f%e5%88%b6-QrGrPmyPGE\">Redis \u7684\u5931\u6548\u6a5f\u5236<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u8a2d\u7f6e\u9375\u7684\u5931\u6548\u6642\u9593\u3002\u9019\u4e9b\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>EXPIRE<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><code>PEXPIRE<\/code>\uff1a\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><code>SETEX<\/code>\uff1a\u5728\u8a2d\u7f6e\u9375\u7684\u540c\u6642\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002<\/li>\n<li><code>PSETEX<\/code>\uff1a\u5728\u8a2d\u7f6e\u9375\u7684\u540c\u6642\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<\/ul>\n<p>\u7576\u4e00\u500b\u9375\u904e\u671f\u5f8c\uff0cRedis \u6703\u81ea\u52d5\u5c07\u5176\u522a\u9664\uff0c\u9019\u6a23\u53ef\u4ee5\u91cb\u653e\u5167\u5b58\u4e26\u4fdd\u6301\u6578\u64da\u7684\u6709\u6548\u6027\u3002<\/p>\n<h2 id=\"%e5%a4%b1%e6%95%88%e6%99%82%e5%88%bb%e7%9a%84%e8%b7%a1%e8%b1%a1-QrGrPmyPGE\">\u5931\u6548\u6642\u523b\u7684\u8de1\u8c61<\/h2>\n<p>\u4e86\u89e3 Redis \u5931\u6548\u6642\u523b\u7684\u8de1\u8c61\u5c0d\u65bc\u7dad\u8b77\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u8de1\u8c61\uff1a<\/p>\n<h3 id=\"1-%e9%8d%b5%e7%9a%84%e7%bc%ba%e5%a4%b1-QrGrPmyPGE\">1. \u9375\u7684\u7f3a\u5931<\/h3>\n<p>\u7576\u4f60\u5617\u8a66\u8a2a\u554f\u4e00\u500b\u5df2\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u7684\u9375\u6642\uff0c\u5982\u679c\u8a72\u9375\u4e0d\u5b58\u5728\uff0c\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u5b83\u5df2\u7d93\u904e\u671f\u4e26\u88ab\u522a\u9664\u3002\u9019\u662f\u6700\u76f4\u63a5\u7684\u8de1\u8c61\uff0c\u958b\u767c\u8005\u61c9\u8a72\u5728\u4ee3\u78bc\u4e2d\u8655\u7406\u9019\u7a2e\u60c5\u6cc1\uff0c\u4ee5\u907f\u514d\u51fa\u73fe\u932f\u8aa4\u3002<\/p>\n<pre><code>if redis.exists(\"my_key\"):\n    value = redis.get(\"my_key\")\nelse:\n    print(\"\u9375\u5df2\u904e\u671f\u6216\u4e0d\u5b58\u5728\")\n<\/code><\/pre>\n<h3 id=\"2-%e6%80%a7%e8%83%bd%e4%b8%8b%e9%99%8d-QrGrPmyPGE\">2. \u6027\u80fd\u4e0b\u964d<\/h3>\n<p>\u5982\u679c Redis \u7684\u6027\u80fd\u958b\u59cb\u4e0b\u964d\uff0c\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u5927\u91cf\u7684\u9375\u5728\u540c\u4e00\u6642\u9593\u904e\u671f\uff0c\u5c0e\u81f4\u7cfb\u7d71\u9700\u8981\u8655\u7406\u5927\u91cf\u7684\u522a\u9664\u64cd\u4f5c\u3002\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u5efa\u8b70\u76e3\u63a7 Redis \u7684\u6027\u80fd\u6307\u6a19\uff0c\u4e26\u8003\u616e\u8abf\u6574\u904e\u671f\u7b56\u7565\u3002<\/p>\n<h3 id=\"3-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-QrGrPmyPGE\">3. \u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u53ef\u4ee5\u901a\u904e <code>INFO memory<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u3002\u5982\u679c\u5167\u5b58\u4f7f\u7528\u91cf\u7a81\u7136\u589e\u52a0\uff0c\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u904e\u671f\u9375\u7684\u522a\u9664\u64cd\u4f5c\u672a\u80fd\u53ca\u6642\u91cb\u653e\u5167\u5b58\u3002\u9019\u6642\u9700\u8981\u6aa2\u67e5\u662f\u5426\u6709\u904e\u591a\u7684\u9375\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u3002<\/p>\n<pre><code>redis-cli INFO memory\n<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e9%81%8e%e6%9c%9f%e4%ba%8b%e4%bb%b6-QrGrPmyPGE\">4. \u76e3\u63a7\u904e\u671f\u4e8b\u4ef6<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86 <code>KEYSPACE NOTIFICATIONS<\/code> \u529f\u80fd\uff0c\u53ef\u4ee5\u7528\u4f86\u76e3\u63a7\u9375\u7684\u904e\u671f\u4e8b\u4ef6\u3002\u555f\u7528\u6b64\u529f\u80fd\u5f8c\uff0c\u7576\u9375\u904e\u671f\u6642\uff0cRedis \u6703\u767c\u9001\u901a\u77e5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9019\u4e9b\u901a\u77e5\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n<pre><code>redis.config set notify-keyspace-events Ex\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-QrGrPmyPGE\">\u7d50\u8ad6<\/h2>\n<p>\u4e86\u89e3 Redis \u7684\u5931\u6548\u6642\u523b\u53ca\u5176\u8de1\u8c61\u5c0d\u65bc\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6578\u64da\u7684\u53ef\u9760\u6027\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u76e3\u63a7\u9375\u7684\u5b58\u5728\u3001\u6027\u80fd\u6307\u6a19\u3001\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u4ee5\u53ca\u5229\u7528\u904e\u671f\u4e8b\u4ef6\u901a\u77e5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u7ba1\u7406 Redis \u7684\u4f7f\u7528\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u6574\u9ad4\u6548\u80fd\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u60a8\u7684\u61c9\u7528\u4e2d\u6709\u6548\u4f7f\u7528 Redis\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684 Redis \u74b0\u5883\uff0c\u78ba\u4fdd\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Redis\u5931\u6548\u6642\u523b\u7684\u8de1\u8c61\uff0c\u638c\u63e1\u6578\u64da\u904e\u671f\u8207\u6027\u80fd\u554f\u984c\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6548\u7387\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-125573","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125573","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=125573"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125573\/revisions"}],"predecessor-version":[{"id":125574,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125573\/revisions\/125574"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125573"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}