{"id":197675,"date":"2024-11-14T09:46:53","date_gmt":"2024-11-14T01:46:53","guid":{"rendered":"https:\/\/server.hk\/cnblog\/197675\/"},"modified":"2024-11-14T09:46:54","modified_gmt":"2024-11-14T01:46:54","slug":"%e5%88%a9%e7%94%a8redis%e5%9c%a8%e4%b8%8d%e5%90%8cdb%e9%96%93%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e4%ba%a4%e6%8f%9b%ef%bc%88redis%e8%ae%80%e5%8f%96%e4%b8%8d%e5%90%8c%e7%9a%84db%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/197675\/","title":{"rendered":"\u5229\u7528Redis\u5728\u4e0d\u540cDB\u9593\u5be6\u73fe\u6578\u64da\u4ea4\u63db\uff08redis\u8b80\u53d6\u4e0d\u540c\u7684db\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e5%9c%a8%e4%b8%8d%e5%90%8cdb%e9%96%93%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e4%ba%a4%e6%8f%9b-OCvTXBgWmo\">\u5229\u7528Redis\u5728\u4e0d\u540cDB\u9593\u5be6\u73fe\u6578\u64da\u4ea4\u63db<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u5feb\u901f\u4ea4\u63db\u548c\u5b58\u53d6\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4e0d\u50c5\u80fd\u5920\u63d0\u4f9b\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\uff0c\u9084\u80fd\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e4b\u9593\u5be6\u73fe\u6578\u64da\u4ea4\u63db\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u5728\u4e0d\u540cDB\u4e4b\u9593\u9032\u884c\u6578\u64da\u4ea4\u63db\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-OCvTXBgWmo\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\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\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5b83\u7684\u9ad8\u6548\u6027\u4e3b\u8981\u4f86\u81ea\u65bc\u5176\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\u5230\u78c1\u789f\u3002Redis\u7684\u591a\u6578\u64cd\u4f5c\u90fd\u662f\u5728\u5167\u5b58\u4e2d\u5b8c\u6210\u7684\uff0c\u56e0\u6b64\u5176\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b5%90%e6%a7%8b-OCvTXBgWmo\">Redis\u7684\u6578\u64da\u5eab\u7d50\u69cb<\/h2>\n<p>Redis\u5141\u8a31\u7528\u6236\u5728\u540c\u4e00\u500bRedis\u5be6\u4f8b\u4e2d\u5275\u5efa\u591a\u500b\u6578\u64da\u5eab\u3002\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cRedis\u63d0\u4f9b16\u500b\u6578\u64da\u5eab\uff08\u7de8\u865f\u5f9e0\u523015\uff09\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u9078\u64c7\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4f86\u7d44\u7e54\u548c\u7ba1\u7406\u6578\u64da\u3002\u4f7f\u7528\u547d\u4ee4<code>SELECT<\/code>\u53ef\u4ee5\u5207\u63db\u5230\u6307\u5b9a\u7684\u6578\u64da\u5eab\u3002<\/p>\n<h3 id=\"%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e5%ba%ab-OCvTXBgWmo\">\u9078\u64c7\u6578\u64da\u5eab<\/h3>\n<pre><code>SELECT db_number\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u9078\u64c7\u6578\u64da\u5eab1\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SELECT 1\n<\/code><\/pre>\n<h2 id=\"%e5%9c%a8%e4%b8%8d%e5%90%8cdb%e4%b9%8b%e9%96%93%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e4%ba%a4%e6%8f%9b-OCvTXBgWmo\">\u5728\u4e0d\u540cDB\u4e4b\u9593\u5be6\u73fe\u6578\u64da\u4ea4\u63db<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u96d6\u7136\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e4b\u9593\u662f\u76f8\u4e92\u7368\u7acb\u7684\uff0c\u4f46\u6211\u5011\u4ecd\u7136\u53ef\u4ee5\u901a\u904e\u4e00\u4e9b\u65b9\u6cd5\u4f86\u5be6\u73fe\u6578\u64da\u7684\u4ea4\u63db\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%b8%80%ef%bc%9a%e4%bd%bf%e7%94%a8keys%e5%91%bd%e4%bb%a4-OCvTXBgWmo\">\u65b9\u6cd5\u4e00\uff1a\u4f7f\u7528KEYS\u547d\u4ee4<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528<code>KEYS<\/code>\u547d\u4ee4\u4f86\u7372\u53d6\u7576\u524d\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u9375\uff0c\u7136\u5f8c\u5c07\u9019\u4e9b\u9375\u7684\u503c\u8907\u88fd\u5230\u53e6\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u3002<\/p>\n<pre><code>SELECT 0\nKEYS *\n<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6578\u64da\u5eab0\u4e2d\u7684\u6240\u6709\u9375\u3002\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u4f7f\u7528<code>GET<\/code>\u547d\u4ee4\u7372\u53d6\u6bcf\u500b\u9375\u7684\u503c\uff0c\u7136\u5f8c\u5728\u53e6\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u8a2d\u7f6e\u9019\u4e9b\u9375\u7684\u503c\u3002<\/p>\n<pre><code>SELECT 1\nSET key value\n<\/code><\/pre>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%ba%8c%ef%bc%9a%e4%bd%bf%e7%94%a8%e7%ae%a1%e9%81%93%ef%bc%88pipelining%ef%bc%89-OCvTXBgWmo\">\u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528\u7ba1\u9053\uff08Pipelining\uff09<\/h3>\n<p>\u7576\u9700\u8981\u5728\u591a\u500b\u6578\u64da\u5eab\u4e4b\u9593\u9032\u884c\u5927\u91cf\u6578\u64da\u4ea4\u63db\u6642\uff0c\u4f7f\u7528\u7ba1\u9053\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\u3002\u7ba1\u9053\u5141\u8a31\u7528\u6236\u5728\u4e00\u6b21\u8acb\u6c42\u4e2d\u767c\u9001\u591a\u500b\u547d\u4ee4\uff0c\u5f9e\u800c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/p>\n<pre><code>redis-cli --pipe\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07\u591a\u500b<code>SET<\/code>\u547d\u4ee4\u4e00\u8d77\u767c\u9001\u5230Redis\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u4ea4\u63db\u7684\u6548\u7387\u3002<\/p>\n<h3 id=\"%e6%96%b9%e6%b3%95%e4%b8%89%ef%bc%9a%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac-OCvTXBgWmo\">\u65b9\u6cd5\u4e09\uff1a\u4f7f\u7528Lua\u8173\u672c<\/h3>\n<p>Redis\u652f\u6301Lua\u8173\u672c\uff0c\u9019\u4f7f\u5f97\u5728\u4e0d\u540c\u6578\u64da\u5eab\u4e4b\u9593\u9032\u884c\u6578\u64da\u4ea4\u63db\u8b8a\u5f97\u66f4\u52a0\u9748\u6d3b\u3002\u7528\u6236\u53ef\u4ee5\u7de8\u5beb\u4e00\u500bLua\u8173\u672c\uff0c\u8a72\u8173\u672c\u53ef\u4ee5\u5728\u4e00\u500b\u4e8b\u52d9\u4e2d\u57f7\u884c\u591a\u500b\u64cd\u4f5c\u3002<\/p>\n<pre><code>eval \"redis.call('SET', 'key', 'value')\" 0\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5728\u4e00\u500b\u64cd\u4f5c\u4e2d\u5b8c\u6210\u591a\u500b\u6578\u64da\u5eab\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-OCvTXBgWmo\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528Redis\u5728\u4e0d\u540cDB\u4e4b\u9593\u5be6\u73fe\u6578\u64da\u4ea4\u63db\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u4f7f\u7528<code>SELECT<\/code>\u547d\u4ee4\u3001\u7ba1\u9053\u548cLua\u8173\u672c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5728\u591a\u500b\u6578\u64da\u5eab\u4e4b\u9593\u9032\u884c\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002\u9019\u4e9b\u6280\u8853\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u8655\u7406\u7684\u6548\u7387\uff0c\u9084\u80fd\u5920\u7c21\u5316\u6578\u64da\u7ba1\u7406\u7684\u904e\u7a0b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72Redis\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u63d0\u4f9b\u66f4\u5feb\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u548c\u66f4\u9ad8\u7684\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u5728\u4e0d\u540c\u6578\u64da\u5eab\u9593\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u4ea4\u63db\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u9748\u6d3b\u6027\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-197675","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197675","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=197675"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/197675\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=197675"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=197675"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=197675"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}