{"id":201329,"date":"2025-05-10T09:54:30","date_gmt":"2025-05-10T01:54:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201329\/"},"modified":"2025-05-10T09:54:30","modified_gmt":"2025-05-10T01:54:30","slug":"redis%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e5%92%8c%e7%bc%96%e7%a0%81%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201329\/","title":{"rendered":"redis\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u548c\u7f16\u7801\u8be6\u89e3"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>redis\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u548c\u7f16\u7801\u8be6\u89e3<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5206\u4eab\u300aredis\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u548c\u7f16\u7801\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<p><strong>redis\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u548c\u7f16\u7801\uff1a<\/strong><\/p>\n<p><strong>&nbsp;&nbsp;&nbsp; \u80cc\u666f\uff1a<\/strong><\/p>\n<ul>\n<li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1&gt;redis\u5728\u5185\u90e8\u4f7f\u7528redisObject\u7ed3\u6784\u4f53\u6765\u5b9a\u4e49\u5b58\u50a8\u7684\u503c\u5bf9\u8c61\u3002<\/li>\n<li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2&gt;\u6bcf\u79cd\u7c7b\u578b\u90fd\u6709\u81f3\u5c11\u4e24\u79cd\u5185\u90e8\u7f16\u7801\uff0cRedis\u4f1a\u6839\u636e\u5f53\u524d\u503c\u7684\u7c7b\u578b\u548c\u957f\u5ea6\u6765\u51b3\u5b9a\u4f7f\u7528\u54ea\u79cd\u7f16\u7801\u5b9e\u73b0\u3002<\/li>\n<li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 3&gt;\u7f16\u7801\u7c7b\u578b\u8f6c\u6362\u5728Redis\u5199\u5165\u6570\u636e\u65f6\u81ea\u52a8\u5b8c\u6210\uff0c\u8fd9\u4e2a\u8f6c\u6362\u8fc7\u7a0b\u662f\u4e0d\u53ef\u9006\u7684\uff0c\u8f6c\u6362\u89c4\u5219\u53ea\u80fd\u4ece\u5c0f\u5185\u5b58\u7f16\u7801\u5411\u5927\u5185\u5b58\u7f16\u7801\u8f6c\u6362\u3002<\/li>\n<\/ul>\n<p><strong>&nbsp;&nbsp;&nbsp; \u6e90\u7801\uff1a<br \/><\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u503c\u5bf9\u8c61redisObject\uff1a<\/p>\n<blockquote>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; typedef struct redisObject {<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; unsigned type:4;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* \u5bf9\u8c61\u7c7b\u578b *\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; unsigned encoding:4;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* \u5185\u90e8\u7f16\u7801 *\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; unsigned lru:LRU_BITS;&nbsp;&nbsp;&nbsp;&nbsp; \/* lru time (relative to server.lruclock) *\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; int refcount;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* \u5f15\u7528\u8ba1\u6570\u5668\uff0c\u5185\u5b58\u56de\u6536\u673a\u5236\u5c31\u662f\u57fa\u4e8e\u8be5\u503c\u5b9e\u73b0\u7684 *\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; void *ptr;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* \u82e5\u8981\u5b58\u50a8\u7684\u662f\u6574\u6570\u503c\u5219\u76f4\u63a5\u5b58\u50a8\u6570\u636e\uff0c\u5426\u5219\u8868\u793a\u6307\u5411\u6570\u636e\u7684\u6307\u9488 *\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; } robj;<\/p>\n<\/blockquote>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7c7b\u578btype\uff1a<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8bf4\u660e\uff1a\u67e5\u770b\u5f53\u524d\u952e\u7684\u7c7b\u578b\uff1atype key<\/p>\n<blockquote>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_STRING 0&nbsp;&nbsp;&nbsp;&nbsp; \/*\u5b57\u7b26\u4e32\u5bf9\u8c61*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_LIST 1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/*\u5217\u8868\u5bf9\u8c61*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_SET 2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/*\u96c6\u5408\u5bf9\u8c61*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ZSET 3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/*\u6709\u5e8f\u96c6\u5408\u5bf9\u8c61*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_HASH 4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/*\u54c8\u5e0c\u5bf9\u8c61*\/<\/p>\n<\/blockquote>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7f16\u7801encoding\uff1b<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8bf4\u660e\uff1a\u67e5\u770b\u5f53\u524d\u952e\u7684\u7f16\u7801\uff1aobject encoding key<\/p>\n<blockquote>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_RAW 0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/*Raw representation \u7b80\u5355\u52a8\u6001\u5b57\u7b26\u4e32*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_INT 1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/*Encoded as integer long long\u7c7b\u578b\u6574\u6570*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_HT 2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* Encoded as hash table \u5b57\u5178*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_ZIPMAP 3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* Encoded as zipmap \u538b\u7f29map*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_LINKEDLIST 4&nbsp;&nbsp;&nbsp;&nbsp; \/* Encoded as regular linked list \u53cc\u7aef\u94fe\u8868*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_ZIPLIST 5&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* Encoded as ziplist \u538b\u7f29\u5217\u8868*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_INTSET 6&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* Encoded as intset \u6574\u6570\u96c6\u5408*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_SKIPLIST 7&nbsp;&nbsp;&nbsp;&nbsp; \/* Encoded as skiplist \u8df3\u8dc3\u8868*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_EMBSTR 8&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \/* Embedded sds string encoding embstr\u7f16\u7801\u7684\u7b80\u5355\u52a8\u6001\u5b57\u7b26\u4e32*\/<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; #define OBJ_ENCODING_QUICKLIST 9&nbsp;&nbsp;&nbsp;&nbsp; \/* \u57fa\u4e8e\u538b\u7f29\u5217\u8868\u7684\u53cc\u7aef\u5217\u8868\u5b9e\u73b0\u7684 \u5feb\u901f\u8868*\/<\/p>\n<\/blockquote>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6700\u540e\u88ab\u8bbf\u95ee\u7684\u65f6\u95f4lru\uff1a<br \/><\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6982\u5ff5\uff1a\u8bb0\u5f55\u5bf9\u8c61\u6700\u540e\u4e00\u6b21\u88ab\u8bbf\u95ee\u7684\u65f6\u95f4\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8bf4\u660e\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1&gt;\u67e5\u770b\u5f53\u524d\u952e\u7684\u7a7a\u95f2\u65f6\u95f4(\u8be5\u547d\u4ee4\u4e0d\u4f1a\u66f4\u65b0lru\u5b57\u6bb5)\uff1bobject idletime key \u3002\u53ef\u4ee5\u901a\u8fc7scan + object idletime key \u6765\u6536\u96c6\u957f\u65f6\u95f4\u672a\u88ab\u8bbf\u95ee\u7684\u6570\u636e\uff0c\u7136\u540e\u624b\u52a8\u6e05\u7406\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2&gt;\u5f53\u914d\u7f6e\u4e86maxmemory\u548cmaxmemory-policy=volatile-lru\u6216\u8005allkeys-lru\u65f6\uff0c\u82e5\u5185\u5b58\u8d85\u8fc7\u4e86\u4e0a\u9650(maxmemory)\u540e\uff0c\u5219\u4f18\u5148\u56de\u6536\u957f\u65f6\u95f4\u6ca1\u6709\u88ab\u8bbf\u95ee\u7684\u6570\u636e\uff0c\u4ece\u800c\u56de\u6536\u5185\u5b58\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5f15\u7528\u8ba1\u6570\u5668refcount\uff1a<\/strong>&nbsp;&nbsp;&nbsp;&nbsp;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6982\u5ff5\uff1a\u8bb0\u5f55\u5f53\u524d\u5bf9\u8c61\u88ab\u5f15\u7528\u7684\u6b21\u6570\uff0c\u5f53refcount=0\u65f6\uff0c\u53ef\u4ee5\u5b89\u5168\u56de\u6536\u5f53\u524d\u5bf9\u8c61\u7a7a\u95f4\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8bf4\u660e\uff1a\u83b7\u53d6\u5f53\u524d\u5bf9\u8c61\u5f15\u7528\uff1aobject refcount key<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp; \u7c7b\u578b\u5bf9\u5e94\u7684\u7f16\u7801\uff1a<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5b57\u7b26\u4e32\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; int\uff1a\u5b58\u653e\u6574\u5f62\u503c\u7684\u5b57\u7b26\u4e32\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; embstr\uff1a\u5b58\u653e\u5b57\u7b26\u7684\u77ed\u5b57\u7b26\u4e32(\u5927\u5c0f\u4e0d\u8d85\u8fc744\u4e2a\u5b57\u8282)\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; raw\uff1a\u5b58\u653e\u5b57\u7b26\u7684\u957f\u5b57\u7b26\u4e32(\u5927\u5c0f\u4e0d\u8d85\u8fc744\u4e2a\u5b57\u8282)\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; embstr\u548craw\u7684\u6bd4\u8f83\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; raw\u8c03\u75282\u6b21\u5185\u5b58\u5206\u914d\u51fd\u6570\uff0c\u91ca\u653e\u65f6\u5f53\u7136\u4e5f\u9700\u8981\u91ca\u653e\u4e24\u6b21\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; embstr\u8c03\u75281\u6b21\u5185\u5b58\u5206\u914d\u51fd\u6570\uff0c\u5206\u914d\u4e00\u5757\u8fde\u7eed\u7684\u5185\u5b58\uff0c\u91ca\u653e\u65f6\u53ea\u9700\u91ca\u653e\u4e00\u6b21\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5217\u8868(list)\uff1a<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u538b\u7f29\u5217\u8868(ziplist)\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7ed3\u6784\uff1a\u6240\u6709\u6570\u636e\u90fd\u662f\u91c7\u7528\u7ebf\u6027\u8fde\u7eed\u7684\u5185\u5b58\u7ed3\u6784(\u5927\u81f4\u53ef\u7c7b\u6bd4\u6570\u7ec4)\uff0c\u76ee\u7684\u662f\u4e3a\u4e86\u51cf\u5c11\u5185\u5b58\u7684\u5360\u7528\uff0c\u8ffd\u6c42\u7a7a\u95f4\u548c\u65f6\u95f4\u7684\u5e73\u8861\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1&gt;\u4ee5O(1)\u65f6\u95f4\u590d\u6742\u5ea6\u5165\u961f\u548c\u51fa\u961f\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2&gt;\u8bfb\u5199\u64cd\u4f5c\u6d89\u53ca\u590d\u6742\u7684\u6307\u9488\u79fb\u52a8\uff0c\u6700\u574f\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n2)\uff0c\u6545\u5217\u8868\u7684\u5143\u7d20\u4e0d\u6613\u592a\u591a\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 3&gt;\u65b0\u589e\u5220\u9664\u64cd\u4f5c\u6d89\u53ca\u5185\u5b58\u91cd\u65b0\u5206\u914d\uff0c\u52a0\u5927\u4e86\u64cd\u4f5c\u7684\u590d\u6742\u6027\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f18\u70b9\uff1a\u5360\u7528\u5185\u5b58\u8f83\u5c11\uff0c\u4e14\u5360\u7528\u7684\u662f\u4e00\u5757\u8fde\u7eed\u7684\u5185\u5b58\uff0c\u6545\u52a0\u8f7d\u7684\u901f\u5ea6\u76f8\u5bf9\u66f4\u5feb\u4e00\u4e9b\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7f3a\u70b9\uff1a\u5f53\u5143\u7d20\u7684\u4e2a\u6570\u8f83\u5927\u65f6\uff0c\u8bbf\u95ee\u5143\u7d20\u7684\u65f6\u95f4\u8f83\u957f\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9002\u5408\u5b58\u50a8\u5c0f\u5bf9\u8c61\u548c\u957f\u5ea6\u6709\u9650(\u5373\u4f7fO(n2)\u7684\u590d\u6742\u5ea6\u4e5f\u4e0d\u4f1a\u592a\u5927)\u7684\u6570\u636e\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5f53\u5143\u7d20\u4e2a\u6570\u5c0f\u4e8elist-max-ziplist-entries(\u9ed8\u8ba4512) \u4e14 \u6240\u6709\u5143\u7d20\u503c\u7684\u5927\u5c0f\u90fd\u5c0f\u4e8elist-max-ziplist-value(\u9ed8\u8ba464\u5b57\u8282)\u65f6\uff0c\u4f7f\u7528ziplist\u4f5c\u4e3a\u5217\u8868\u7684\u5185\u90e8\u5b9e\u73b0\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u53cc\u7aef\u94fe\u8868(linkedlist)\uff1a<br \/><\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f18\u70b9\uff1a\u5143\u7d20\u7684\u4e2a\u6570\u8f83\u591a\u65f6\uff0c\u8bbf\u95ee\u5143\u7d20\u7684\u65f6\u95f4\u6bd4\u538b\u7f29\u5217\u8868\u66f4\u5feb\u4e00\u4e9b\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7f3a\u70b9\uff1a\u56e0\u4e3a\u662f\u53cc\u5411\u94fe\u8868\uff0c\u6545\u7ef4\u62a4\u4e86\u524d\u7f6e\u6307\u9488\u3001\u540e\u7f6e\u6307\u9488\u7b49\u7ed3\u6784\uff0c\u5360\u7528\u4e86\u66f4\u591a\u7684\u5185\u5b58\uff0c\u4e14\u5185\u5b58\u4e0d\u662f\u8fde\u7eed\u7684\uff0c\u5bb9\u6613\u4ea7\u751f\u5185\u5b58\u788e\u7247\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8bf4\u660e\uff1a\u5f53\u65e0\u6cd5\u6ee1\u8db3ziplist\u7684\u6761\u4ef6\u65f6\uff0c\u4f7f\u7528linkedlist\u4f5c\u4e3a\u5217\u8868\u7684\u5185\u90e8\u5b9e\u73b0\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a\u5f53\u5217\u8868\u5bf9\u8c61\u5143\u7d20\u8f83\u591a\u65f6\uff0c\u538b\u7f29\u5217\u8868\u5c31\u4f1a\u8f6c\u5316\u4e3a\u66f4\u9002\u5408\u5b58\u50a8\u5927\u91cf\u5143\u7d20\u7684\u53cc\u7aef\u94fe\u8868\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6ce8\u610f\uff1a\u53ea\u80fd\u5c0f\u5185\u5b58\u7f16\u7801\u5411\u5927\u5185\u5b58\u7f16\u7801\u8f6c\u6362\u3002(\u82e5\u5f53\u5143\u7d20\u589e\u5220\u9891\u7e41\u65f6\uff0c\u6570\u636e\u5411\u538b\u7f29\u7f16\u7801\u8f6c\u6362\u662f\u975e\u5e38\u6d88\u8017CPU\u7684\uff0c\u5f97\u4e0d\u507f\u5931)<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5feb\u901f\u5217\u8868(quicklist)\uff1a<br \/><\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7ed3\u6784\uff1a\u4e00\u4e2a\u53cc\u5411\u94fe\u8868\uff0c\u94fe\u8868\u7684\u6bcf\u4e00\u4e2a\u8282\u70b9\u90fd\u662f\u4e00\u4e2aziplist\uff0c\u6545quicklist\u7ed3\u5408\u4e86\u53cc\u5411\u94fe\u8868\u548c\u538b\u7f29\u5217\u8868\u7684\u4f18\u70b9\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Redis3.2\u5f00\u59cb\uff0c\u5217\u8868\u91c7\u7528quicklist\u8fdb\u884c\u7f16\u7801\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u54c8\u5e0c(hash)\uff1a<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u538b\u7f29\u5217\u8868(ziplist)\uff1a<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a\u5f53\u5143\u7d20\u4e2a\u6570\u5c0f\u4e8ehash-max-ziplist-entries(\u9ed8\u8ba4512) \u4e14 \u6240\u6709\u5143\u7d20value\u7684\u5927\u5c0f\u90fd\u5c0f\u4e8ehash-max-ziplist-value(\u9ed8\u8ba464\u5b57\u8282)\u65f6\uff0c\u4f7f\u7528ziplist\u4f5c\u4e3a\u54c8\u5e0c\u7684\u5185\u90e8\u5b9e\u73b0\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u54c8\u5e0c\u8868(hashtable)\uff1a<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f18\u70b9\uff1a\u8bfb\u5199\u65f6\u95f4\u590d\u6742\u5ea6O(1)<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7f3a\u70b9\uff1a\u5360\u7528\u5185\u5b58\u8f83\u591a\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a\u5f53\u65e0\u6cd5\u6ee1\u8db3ziplist\u7684\u6761\u4ef6\u65f6\uff0chashtable\u4f5c\u4e3a\u54c8\u5e0c\u7684\u5185\u90e8\u5b9e\u73b0\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; hash\u7b97\u6cd5\uff1a\u4e0e\u4f20\u7edfhash\u7b97\u6cd5\u7c7b\u4f3c\uff0c\u6839\u636ekey\u8ba1\u7b97\u5f97\u5230\u5728\u54c8\u5e0c\u8868\u4e2d\u7684\u4f4d\u7f6e\uff0c\u91c7\u7528\u5355\u94fe\u8868\u89e3\u51b3\u51b2\u7a81\uff0c\u8fbe\u5230\u52a0\u8f7d\u56e0\u5b50\u65f6\u8fdb\u884c\u6269\u5c55\uff0c\u8fdb\u800c\u5f15\u53d1\u91cd\u54c8\u5e0c\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; rehash\uff1a\u91c7\u7528\u589e\u91cf\u5f0f\u91cd\u54c8\u5e0c\uff1a<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6982\u5ff5\uff1a\u5728\u6269\u5bb9\u65f6\u4e0d\u4f1a\u4e00\u6b21\u6027\u5bf9\u6240\u6709\u7684key\u8fdb\u884crehash\uff0c\u800c\u662f\u5c06key\u7684rehash\u64cd\u4f5c\u5206\u6563\u5ef6\u8fdf\u5230\u5176\u5b83\u64cd\u4f5c(\u54c8\u5e0c\u8868\u7684\u67e5\u627e\u3001\u66f4\u65b0\u3001\u5220\u9664)\u4e2d\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f18\u70b9\uff1a\u907f\u514d\u7531\u4e8e\u5927\u91cf\u7684key\u5728\u540c\u4e00\u65f6\u95f4\u6bb5\u8fdb\u884crehash\u64cd\u4f5c\u5bfc\u81f4\u670d\u52a1\u77ed\u6682\u65e0\u54cd\u5e94\u7684\u95ee\u9898\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8fc7\u7a0b\uff1a\u5728\u589e\u91cf\u5f0f\u7684rehash\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u4f7f\u7528\u5230\u4e24\u5f20\u54c8\u5e0c\u8868\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u67e5\u627e\uff1a\u5148\u4ece\u8001\u8868\u4e2d\u67e5\u627e\uff0c\u518d\u4ece\u65b0\u8868\u4e2d\u67e5\u627e\uff0c\u6b64\u5916\u8fd8\u4f1a\u5bf9\u4e00\u4e9bkey\u8fdb\u884crehash\u64cd\u4f5c\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u65b0\u589e\uff1a\u65b0\u589e\u7684\u952e\u503c\u5bf9\u6dfb\u52a0\u5230\u65b0\u8868\u4e2d\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u96c6\u5408(set)\uff1a<br \/><\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6574\u6570\u96c6\u5408(intset)\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7ed3\u6784\uff1a\u6709\u5e8f\u3001\u4e0d\u91cd\u590d\u7684\u6574\u6570\u96c6\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1&gt;\u67e5\u627e\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(logn)<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2&gt;\u63d2\u5165\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n)<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f18\u70b9\uff1a\u5360\u7528\u7684\u5185\u5b58\u8fdc\u5c0f\u4e8ehashtable\uff0c<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a\u5f53\u5143\u7d20\u90fd\u662f\u6574\u6570 \u4e14 \u5143\u7d20\u4e2a\u6570\u5c0f\u4e8eset-max-intset-entries(\u9ed8\u8ba4512)\u65f6\uff0c\u4f7f\u7528intset\u4f5c\u4e3a\u96c6\u5408\u7684\u5185\u90e8\u5b9e\u73b0\u3002<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u54c8\u5e0c\u8868(hashtable)\uff1a\u5f53\u65e0\u6cd5\u6ee1\u8db3intset\u7684\u6761\u4ef6\u65f6\uff0c\u4f7f\u7528hashtable\u4f5c\u4e3a\u96c6\u5408\u7684\u5185\u90e8\u5b9e\u73b0\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u6709\u5e8f\u96c6\u5408(zset)\uff1a<\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8bf4\u660e\uff1aredis\u7ed9\u6709\u5e8f\u96c6\u5408\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8bbe\u7f6e\u4e00\u4e2a\u5206\u6570(score)\u4f5c\u4e3a\u6392\u5e8f\u7684\u4f9d\u636e\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u538b\u7f29\u5217\u8868(ziplist)\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a\u5f53\u5143\u7d20\u4e2a\u6570\u5c0f\u4e8ezset-max-ziplist-entries(\u9ed8\u8ba4128\u4e2a) \u4e14 \u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u90fd\u5c0f\u4e8ezset-max-ziplist-value(\u9ed8\u8ba464\u5b57\u8282)\u65f6\uff0c\u4f7f\u7528ziplist\u4f5c\u4e3a\u6709\u5e8f\u96c6\u5408\u7684\u5185\u90e8\u5b9e\u73b0\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u8df3\u8dc3\u8868(skiplist)\uff1a<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u7ed3\u6784\uff1a\u8df3\u8dc3\u8868\u901a\u8fc7\u5728\u6bcf\u4e2a\u8282\u70b9\u4e2d(\u57fa\u4e8e\u5c42\u548c\u8de8\u5ea6\u7b49)\u7ef4\u6301\u591a\u4e2a\u6307\u5411\u5176\u5b83\u8282\u70b9\u7684\u6307\u9488\u6765\u5b9e\u73b0\u5feb\u901f\u8bbf\u95ee\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u67e5\u627e\u65f6\u95f4\u590d\u6742\u5ea6\u5e73\u5747O(logn)\u3001\u6700\u574fO(n)\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5e94\u7528\uff1a\u5f53\u4e0d\u6ee1\u8db3ziplist\u6761\u4ef6\u65f6\uff0c\u4f7f\u7528skiplist\u4f5c\u4e3a\u5185\u90e8\u5b9e\u73b0\u3002<\/p>\n<p><strong>&nbsp;&nbsp;&nbsp; \u5185\u5b58\u4f18\u5316\uff1a<br \/><\/strong><\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u573a\u666f\uff1a\u6709\u6d77\u91cfkey\u548cvalue\u90fd\u6bd4\u8f83\u5c0f\u7684\u6570\u636e\uff0c\u5728redis\u4e2d\u5982\u4f55\u5b58\u50a8\u624d\u66f4\u7701\u5185\u5b58\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u539f\u7406\uff1a\u901a\u8fc7\u5927\u5e45\u51cf\u5c11key\u7684\u6570\u91cf\u6765\u964d\u4f4e\u5185\u5b58\u7684\u6d88\u8017\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u5b9e\u73b0\uff1a\u5728\u5ba2\u6237\u7aef\u901a\u8fc7\u5206\u7ec4\u5c06\u6d77\u91cf\u7684key\u6839\u636e\u4e00\u5b9a\u7684\u7b56\u7565\u6620\u5c04\u5230\u4e00\u7ec4hash\u5bf9\u8c61\u4e2d\uff0c\u7531\u4e8evalue\u8f83\u5c0f\uff0c\u6545hash\u7c7b\u578b\u7684\u5bf9\u8c61\u4f1a\u4f7f\u7528\u5360\u7528\u5185\u5b58\u8f83\u5c0f\u7684ziplist\u7f16\u7801\u3002<br \/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; eg\uff1a\u5982\u5b58\u5728100\u4e07\u4e2a\u952e\uff0c\u53ef\u4ee5\u6620\u5c04\u52301000\u4e2ahash\u4e2d\uff0c\u6bcf\u4e2ahash\u4fdd\u5b581000\u4e2a\u5143\u7d20\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>redis\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u548c\u7f16\u7801\u8be6\u89e3&#46;&#46;&#46;<\/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-201329","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201329","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=201329"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201329\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}