{"id":201185,"date":"2025-05-10T10:27:32","date_gmt":"2025-05-10T02:27:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201185\/"},"modified":"2025-05-10T10:27:32","modified_gmt":"2025-05-10T02:27:32","slug":"redis%e6%95%b0%e7%bb%84%e5%92%8c%e9%93%be%e8%a1%a8%e6%b7%b1%e5%85%a5%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201185\/","title":{"rendered":"Redis\u6570\u7ec4\u548c\u94fe\u8868\u6df1\u5165\u8be6\u89e3"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u6570\u7ec4\u548c\u94fe\u8868\u6df1\u5165\u8be6\u89e3<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5206\u4eab\u300aRedis\u6570\u7ec4\u548c\u94fe\u8868\u6df1\u5165\u8be6\u89e3\u300b\uff0c\u8986\u76d6\u4e86\u6570\u636e\u5e93\u7684\u5e38\u89c1\u57fa\u7840\u77e5\u8bc6\uff0c\u5176\u5b9e\u4e00\u4e2a\u8bed\u8a00\u7684\u5168\u90e8\u77e5\u8bc6\u70b9\u4e00\u7bc7\u6587\u7ae0\u662f\u4e0d\u53ef\u80fd\u8bf4\u5b8c\u7684\uff0c\u4f46\u5e0c\u671b\u901a\u8fc7\u8fd9\u4e9b\u95ee\u9898\uff0c\u8ba9\u8bfb\u8005\u5bf9\u81ea\u5df1\u7684\u638c\u63e1\u7a0b\u5ea6\u6709\u4e00\u5b9a\u7684\u8ba4\u8bc6(B \u6570)\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u66f4\u597d\u7684\u638c\u63e1\u5b83\u3002<\/p>\n

1.\u6570\u7ec4\u548c\u94fe\u8868\u57fa\u7840\u77e5\u8bc6<\/h2>\n

\u6570\u7ec4<\/strong>\uff1a
\u6570\u7ec4\u4f1a\u5728\u5185\u5b58\u4e2d\u5f00\u8f9f\u4e00\u5757\u8fde\u7eed\u7684\u7a7a\u95f4\u5b58\u50a8\u6570\u636e\uff0c\u8fd9\u79cd\u5b58\u50a8\u65b9\u5f0f\u6709\u5229\u4e5f\u6709\u5f0a\u7aef\u3002\u5f53\u83b7\u53d6\u6570\u636e\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u901a\u8fc7\u4e0b\u6807\u503c\u5c31\u53ef\u4ee5\u83b7\u53d6\u5230\u5bf9\u5e94\u7684\u5143\u7d20\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(1)\u3002\u4f46\u662f\u5982\u679c\u65b0\u589e\u6216\u8005\u5220\u9664\u6570\u636e\u4f1a\u79fb\u52a8\u5927\u91cf\u7684\u6570\u636e\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n)\u3002\u6570\u7ec4\u7684\u6269\u5bb9\u673a\u5236\u662f\uff1a\u5982\u679c\u6570\u7ec4\u7a7a\u95f4\u4e0d\u8db3\uff0c\u4f1a\u5148\u5f00\u8f9f\u4e00\u5757\u65b0\u7684\u7a7a\u95f4\u5730\u5740\uff0c\u5c06\u539f\u6765\u7684\u6570\u7ec4\u590d\u5236\u5230\u65b0\u7684\u6570\u7ec4\u4e2d\u3002<\/p>\n

\u94fe\u8868<\/strong>\uff1a
\u94fe\u8868\u4e0d\u9700\u8981\u5f00\u8f9f\u8fde\u7eed\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u5176\u901a\u8fc7\u6307\u9488\u5c06\u6240\u6709\u7684\u6570\u636e\u8fde\u63a5\u8d77\u6765\u3002\u65b0\u589e\u6216\u8005\u5220\u9664\u7684\u65f6\u5019\u53ea\u9700\u8981\u5c06\u6307\u9488\u6307\u5411\u7684\u5730\u5740\u4fee\u6539\u5c31\u884c\u4e86\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(1)\u3002\u4f46\u662f\u67e5\u8be2\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n)\u3002<\/p>\n

2\u3001\u94fe\u8868<\/h2>\n

2.1\u3001\u53cc\u5411\u94fe\u8868<\/p>\n

<\/p>\n

\u53cc\u5411\u94fe\u8868\u662f\u5404\u4e2a\u8282\u70b9\u4e4b\u95f4\u7684\u903b\u8f91\u5173\u7cfb\u662f\u53cc\u5411\u7684\u3002
\u53cc\u5411\u94fe\u8868\u4e2d\u8282\u70b9\u7684\u7ec4\u6210\u662f\uff1aprior\uff1a<\/code> \u6307\u5411\u5f53\u524d\u8282\u70b9\u7684\u524d\u7f6e\u8282\u70b9\uff0cdata\uff1a<\/code>\u5f53\u524d\u8282\u70b9\u5b58\u50a8\u7684\u6570\u636e\u3002next\uff1a<\/code>\u6307\u5411\u5f53\u524d\u8282\u70b9\u7684\u540e\u7f6e\u8282\u70b9\u3002<\/p>\n

2.2\u3001\u538b\u7f29\u94fe\u8868<\/p>\n

    \n
  • \u538b\u7f29\u94fe\u8868\u662f\u4e3a\u4e86\u8282\u7ea6\u5185\u5b58\u5f00\u53d1\u7684\u3002<\/li>\n
  • ziplist\u662f\u4e00\u4e2a\u7279\u522b\u7684\u53cc\u5411\u94fe\u8868\uff0c\u6ca1\u6709\u7ef4\u62a4\u53cc\u5411\u6307\u9488prev next;\u53cd\u800c\u662f\u5b58\u50a8\u4e0a\u4e00\u4e2aentry\u7684\u957f\u5ea6\u548c\u5f53\u524dentry\u957f\u5ea6\uff0c\u901a\u8fc7\u957f\u5ea6\u63a8\u7b97\u51fa\u4e0b\u4e00\u4e2a\u5143\u7d20\u5728\u4ec0\u4e48\u5730\u65b9\u3002<\/li>\n
  • \u727a\u7272\u8bfb\u53d6\u7684\u6027\u80fd\uff0c\u83b7\u5f97\u9ad8\u6548\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u56e0\u4e3a\u5b58\u50a8\u6307\u9488\u6bd4\u5b58\u50a8entry\u957f\u5ea6\u66f4\u8d39\u5185\u5b58\uff0c\u8fd9\u5c31\u662f\u5178\u578b\u7684\u65f6\u95f4\u6362\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n

    2.3\u3001quicklist\u94fe\u8868<\/p>\n

      \n
    • \u5b98\u7f51\u4ecb\u7ecd\uff1a<\/li>\n<\/ul>\n
      \nA doubly linked list of ziplists\nA generic doubly linked quicklist implementation<\/pre>\n
        \n
      • \u4ecb\u7ecd:<\/li>\n<\/ul>\n
        quicklist\u662f\u4e00\u4e2a\u53cc\u5411\u94fe\u8868\uff0c\u5e76\u4e14\u662f\u4e00\u4e2aziplist\u7684\u53cc\u5411\u94fe\u8868\uff0cziplist\u672c\u8eab\u662f\u4e00\u4e2a\u7ef4\u6301\u6570\u636e\u9879\u5148\u540e\u987a\u5e8f\u7684\u5217\u8868\uff0c\u800c\u4e14\u6570\u636e\u9879\u4fdd\u5b58\u5728\u4e00\u4e2a\u8fde\u7eed\u7684\u5185\u5b58\u5757\u79cd\u3002<\/p>\n
        3\u3001\u5bf9\u6bd4<\/h2>\n
        3.1\u3001\u53cc\u5411\u94fe\u8868<\/p>\n
          \n
        • \u53cc\u7aef\u94fe\u8868\u4fbf\u4e8e\u5728\u8868\u7684\u4e24\u7aef\u8fdb\u884cpush\u548cpop\u64cd\u4f5c\uff0c\u4f46\u662f\u5b83\u7684\u5185\u5b58\u5f00\u9500\u6bd4\u8f83\u5927\u3002<\/li>\n
        • \u53cc\u7aef\u94fe\u8868\u6bcf\u4e2a\u8282\u70b9\u4e0a\u9664\u4e86\u8981\u4fdd\u5b58\u7684\u6570\u636e\u4e4b\u5916\uff0c\u8fd8\u8981\u989d\u5916\u4fdd\u5b58\u4e24\u4e2a\u6307\u9488\u3002<\/li>\n
        • \u53cc\u7aef\u94fe\u8868\u7684\u5404\u4e2a\u8282\u70b9\u662f\u5355\u72ec\u7684\u5185\u5b58\u5757\uff0c\u5730\u5740\u4e0d\u8fde\u7eed\uff0c\u8282\u70b9\u591a\u4e86\u5bb9\u6613\u4ea7\u751f\u5185\u5b58\u788e\u7247\u3002<\/li>\n<\/ul>\n
          3.2\u3001\u538b\u7f29\u5217\u8868<\/p>\n
            \n
          • ziplist\u7531\u4e8e\u662f\u4e00\u5757\u8fde\u7eed\u7684\u5185\u5b58\uff0c\u6240\u4ee5\u5b58\u50a8\u6548\u7387\u5f88\u9ad8\u3002<\/li>\n
          • ziplist\u4e0d\u5229\u4e8e\u4fee\u6539\u64cd\u4f5c\uff0c\u6bcf\u6b21\u6570\u636e\u53d8\u52a8\u90fd\u4f1a\u5f15\u53d1\u4e00\u6b21\u5185\u5b58\u7684realloc\u3002<\/li>\n
          • \u5f53ziplist\u957f\u5ea6\u5f88\u957f\u7684\u65f6\u5019\uff0c\u4e00\u6b21realloc\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5927\u6279\u91cf\u7684\u6570\u636e\u62f7\u8d1d\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4e\u6027\u80fd\u3002<\/li>\n<\/ul>\n
            3.3\u3001quicklist\u94fe\u8868<\/p>\n
              \n
            • \u7a7a\u95f4\u6548\u7387\u548c\u65f6\u95f4\u6548\u7387\u7684\u6298\u4e2d\u3002<\/li>\n
            • \u7ed3\u5408\u4e86\u53cc\u7aef\u94fe\u8868\u548c\u538b\u7f29\u5217\u8868\u7684\u4f18\u70b9\u3002<\/li>\n<\/ul>\n
              4\u3001\u603b\u7ed3<\/h2>\n
              \u5728redis 3.2\u7248\u672c\u4e4b\u524d\u4f7f\u7528\u7684\u662f \u53cc\u5411\u94fe\u8868\u548c\u538b\u7f29\u94fe\u8868 \u4e24\u79cd\uff0c\u56e0\u4e3a\u53cc\u5411\u94fe\u8868\u5360\u7528\u7684\u5185\u5b58\u8981\u6bd4\u538b\u7f29\u94fe\u8868\u9ad8\uff0c\u6240\u4ee5\u521b\u5efa\u94fe\u8868\u65f6\u9996\u5148\u4f1a\u521b\u5efa\u538b\u7f29\u94fe\u8868\uff0c\u5728\u5408\u9002\u7684\u65f6\u673a\u4f1a\u8f6c\u5316\u6210\u53cc\u5411\u94fe\u8868\u3002redis 3.2\u4e4b\u540e\u4f7f\u7528\u7684\u662fquicklist\u94fe\u8868\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
              Redis\u6570\u7ec4\u548c\u94fe\u8868\u6df1\u5165\u8be6\u89e3 \u6536...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201185","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201185","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201185"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201185\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}