{"id":15112,"date":"2025-04-18T21:48:40","date_gmt":"2025-04-18T13:48:40","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/15112.html"},"modified":"2025-04-18T21:48:40","modified_gmt":"2025-04-18T13:48:40","slug":"redis%e5%ae%a2%e6%88%b7%e7%ab%af%e5%91%bd%e4%bb%a4%e5%88%b0%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ba%95%e5%b1%82%e5%af%b9%e8%b1%a1%e6%9c%ba%e5%88%b6%e7%9a%84%e5%ae%8c%e6%95%b4%e6%b5%81%e7%a8%8b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/15112.html","title":{"rendered":"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f"},"content":{"rendered":"<h2>Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b<\/h2>\n<p>\u5ba2\u6237\u7aef \u2192 RESP\u534f\u8bae\u5c01\u88c5 \u2192 TCP\u4f20\u8f93 \u2192 \u670d\u52a1\u5668\u4e8b\u4ef6\u5faa\u73af \u2192 \u534f\u8bae\u89e3\u6790 \u2192 \u547d\u4ee4\u8868\u67e5\u627e \u2192 \u5bf9\u8c61\u673a\u5236 \u2192 \u52a8\u6001\u7f16\u7801 \u2192 \u6570\u636e\u7ed3\u6784\u64cd\u4f5c \u2192 \u54cd\u5e94\u7f16\u7801 \u2192 \u7f51\u7edc\u56de\u4f20 <\/p>\n<p>Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\u53ef\u5206\u4e3a\u534f\u8bae\u5c01\u88c5\u3001\u547d\u4ee4\u89e3\u6790\u3001\u591a\u6001\u6267\u884c\u3001\u5185\u5b58\u64cd\u4f5c\u56db\u4e2a\u9636\u6bb5\u3002\u4ee5\u4e0b\u662f\u7ed3\u5408RESP\u534f\u8bae\u89c4\u8303\u3001\u5bf9\u8c61\u673a\u5236\u548c\u547d\u4ee4\u5904\u7406\u6e90\u7801\u7684\u8be6\u7ec6\u6d41\u7a0b\u5206\u6790&#xff1a;<\/p>\n<p>\u4e00\u3001\u5ba2\u6237\u7aef\u547d\u4ee4\u53d1\u9001\u9636\u6bb5<\/p>\n<li>\n<p>\u547d\u4ee4\u5e8f\u5217\u5316 \u5ba2\u6237\u7aef\u5c06\u7528\u6237\u8f93\u5165\u7684\u6307\u4ee4&#xff08;\u5982HSET user:1 name &#034;Alice&#034;&#xff09;\u6309RESP\u534f\u8bae\u7f16\u7801\u4e3a\u4e8c\u8fdb\u5236\u683c\u5f0f\u3002\u4f8b\u5982&#xff1a;<\/p>\n<p> *4<span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>n<span class=\"token variable\">$4<\/span><span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>nHSET<span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>n<span class=\"token variable\">$6<\/span><span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>nuser:1<span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>n<span class=\"token variable\">$4<\/span><span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>nname<span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>n<span class=\"token variable\">$5<\/span><span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>nAlice<span class=\"token punctuation\">\\\\<\/span>r<span class=\"token punctuation\">\\\\<\/span>n <\/p>\n<p>\u5176\u4e2d*4\u8868\u793a4\u4e2a\u53c2\u6570\u6bb5&#xff0c;$n\u8868\u793a\u540e\u7eed\u5b57\u7b26\u4e32\u957f\u5ea6\u3002<\/p>\n<\/li>\n<li>\n<p>\u7f51\u7edc\u4f20\u8f93 \u901a\u8fc7TCP\u5957\u63a5\u5b57\u5c06\u5e8f\u5217\u5316\u540e\u7684\u6570\u636e\u53d1\u9001\u81f3Redis\u670d\u52a1\u5668\u3002\u5ba2\u6237\u7aef\u53ef\u80fd\u4f7f\u7528\u8fde\u63a5\u6c60\u7ba1\u7406\u591a\u4e2a\u8fde\u63a5&#xff0c;\u652f\u6301\u8d85\u65f6\u91cd\u8fde\u673a\u5236\u3002<\/p>\n<\/li>\n<p>\u4e8c\u3001\u670d\u52a1\u5668\u534f\u8bae\u89e3\u6790\u9636\u6bb5<\/p>\n<li>\n<p>\u8bfb\u53d6\u8f93\u5165\u7f13\u51b2\u533a \u670d\u52a1\u5668\u901a\u8fc7I\/O\u591a\u8def\u590d\u7528\u68c0\u6d4b\u5230\u53ef\u8bfb\u4e8b\u4ef6\u540e&#xff0c;\u5c06\u534f\u8bae\u6570\u636e\u5b58\u5165\u5ba2\u6237\u7aef\u72b6\u6001client\u7684\u8f93\u5165\u7f13\u51b2\u533aquerybuf&#xff0c;\u6700\u5927\u9650\u52361GB&#xff08;\u8d85\u9650\u5173\u95ed\u8fde\u63a5&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u53c2\u6570\u89e3\u6790 \u6309RESP\u534f\u8bae\u89e3\u7801&#xff0c;\u5206\u5272\u51fa\u547d\u4ee4\u53c2\u6570\u5b58\u5165argv\u6570\u7ec4\u3002\u4f8b\u5982\u89e3\u6790\u51fa[&#034;HSET&#034;,&#034;user:1&#034;,&#034;name&#034;,&#034;Alice&#034;]&#xff0c;\u53c2\u6570\u4e2a\u6570\u5b58\u5165argc\u3002<\/p>\n<\/li>\n<li>\n<p>\u547d\u4ee4\u8868\u67e5\u627e \u6839\u636eargv[0]&#xff08;\u547d\u4ee4\u540d&#xff09;\u5728\u5168\u5c40\u547d\u4ee4\u5b57\u5178commandTable\u4e2d\u67e5\u627e\u5bf9\u5e94\u7684redisCommand\u7ed3\u6784&#xff0c;\u9a8c\u8bc1\u6743\u9650\u3001\u53c2\u6570\u4e2a\u6570\u7b49\u3002\u4f8b\u5982HSET\u5bf9\u5e94\u5b9e\u73b0\u51fd\u6570hsetCommand\u3002<\/p>\n<\/li>\n<p>\u4e09\u3001\u5bf9\u8c61\u673a\u5236\u4e0e\u591a\u6001\u6267\u884c\u9636\u6bb5<\/p>\n<li>\n<p>\u952e\u5bf9\u8c61\u68c0\u7d22 \u5728\u6570\u636e\u5e93\u5b57\u5178\u4e2d\u67e5\u627e\u952euser:1\u5bf9\u5e94\u7684redisObject&#xff1a;<\/p>\n<p> robj <span class=\"token operator\">*<\/span>keyobj <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">lookupKeyWrite<\/span><span class=\"token punctuation\">(<\/span>c<span class=\"token operator\">-&gt;<\/span>db<span class=\"token punctuation\">,<\/span> c<span class=\"token operator\">-&gt;<\/span>argv<span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u82e5\u4e0d\u5b58\u5728\u5219\u521b\u5efa\u65b0\u5bf9\u8c61&#xff0c;\u7c7b\u578b\u7531\u547d\u4ee4\u51b3\u5b9a&#xff08;\u6b64\u5904\u4e3aOBJ_HASH&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u7c7b\u578b\u4e0e\u7f16\u7801\u68c0\u67e5<\/p>\n<ul>\n<li>\u9a8c\u8bc1redisObject.type\u662f\u5426\u5339\u914d\u547d\u4ee4\u8981\u6c42&#xff08;\u5982\u54c8\u5e0c\u547d\u4ee4\u9700OBJ_HASH\u7c7b\u578b&#xff09;\u3002<\/li>\n<li>\u6839\u636e\u5f53\u524dredisObject.encoding\u9009\u62e9\u5e95\u5c42\u6570\u636e\u7ed3\u6784\u64cd\u4f5c\u51fd\u6570&#xff08;\u5982ziplist\u6216hashtable&#xff09;\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u52a8\u6001\u7f16\u7801\u8f6c\u6362 \u82e5\u6570\u636e\u7279\u5f81\u89e6\u53d1\u9608\u503c&#xff08;\u5982\u54c8\u5e0c\u5143\u7d20\u8d85\u8fc7hash-max-ziplist-entries&#xff09;&#xff0c;\u6267\u884c\u7f16\u7801\u8f6c\u6362&#xff1a;<\/p>\n<p> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">hashTypeLength<\/span><span class=\"token punctuation\">(<\/span>o<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> server<span class=\"token punctuation\">.<\/span>hash_max_ziplist_entries<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token function\">hashTypeConvert<\/span><span class=\"token punctuation\">(<\/span>o<span class=\"token punctuation\">,<\/span> OBJ_ENCODING_HT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6b64\u8fc7\u7a0b\u6d89\u53ca\u6570\u636e\u8fc1\u79fb\u548c\u65e7\u7ed3\u6784\u5185\u5b58\u91ca\u653e\u3002<\/p>\n<\/li>\n<li>\n<p>\u6267\u884c\u5e95\u5c42\u64cd\u4f5c \u8c03\u7528\u7f16\u7801\u5bf9\u5e94\u7684\u51fd\u6570\u64cd\u4f5c\u6570\u636e\u7ed3\u6784\u3002\u4f8b\u5982\u54c8\u5e0c\u8868\u4f7f\u7528dictReplace\u63d2\u5165\u952e\u503c\u5bf9&#xff1a;<\/p>\n<p> dictEntry <span class=\"token operator\">*<\/span>de <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">dictAddRaw<\/span><span class=\"token punctuation\">(<\/span>dict<span class=\"token punctuation\">,<\/span> field<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>existing<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token function\">dictSetVal<\/span><span class=\"token punctuation\">(<\/span>dict<span class=\"token punctuation\">,<\/span> de<span class=\"token punctuation\">,<\/span> value<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n <\/li>\n<p>\u56db\u3001\u54cd\u5e94\u8fd4\u56de\u4e0e\u5185\u5b58\u7ba1\u7406<\/p>\n<li>\n<p>\u7ed3\u679c\u5199\u5165\u8f93\u51fa\u7f13\u51b2\u533a \u64cd\u4f5c\u7ed3\u679c\u6309RESP\u534f\u8bae\u7f16\u7801\u540e\u5b58\u5165\u5ba2\u6237\u7aefbuf\u6216reply\u94fe\u8868\u3002\u4f8b\u5982\u8fd4\u56de&#034;:1\\\\r\\\\n&#034;\u8868\u793a\u6210\u529f\u63d2\u51651\u4e2a\u5143\u7d20\u3002<\/p>\n<\/li>\n<li>\n<p>\u5185\u5b58\u56de\u6536\u4e0e\u5171\u4eab<\/p>\n<ul>\n<li>\u901a\u8fc7refcount\u5f15\u7528\u8ba1\u6570\u81ea\u52a8\u56de\u6536\u65e0\u5f15\u7528\u5bf9\u8c61\u3002<\/li>\n<li>\u5c0f\u6574\u6570\u7b49\u5171\u4eab\u5bf9\u8c61\u76f4\u63a5\u590d\u7528&#xff0c;\u51cf\u5c11\u5185\u5b58\u5206\u914d\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6570\u636e\u540c\u6b65 \u82e5\u5f00\u542fAOF\u6216\u4e3b\u4ece\u590d\u5236&#xff0c;\u5c06\u547d\u4ee4\u8ffd\u52a0\u5230AOF\u7f13\u51b2\u533a\u6216\u53d1\u9001\u7ed9\u4ece\u8282\u70b9\u3002<\/p>\n<\/li>\n<h2>\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236&#xff1f;\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236&#xff1f;<\/h2>\n<p>Redis\u5bf9\u8c61\u673a\u5236\u662f\u5176\u5b9e\u73b0\u591a\u6001\u6570\u636e\u7ed3\u6784\u548c\u9ad8\u6548\u5185\u5b58\u7ba1\u7406\u7684\u6838\u5fc3\u8bbe\u8ba1&#xff0c;\u901a\u8fc7\u7edf\u4e00\u7684\u5bf9\u8c61\u6a21\u578b&#xff08;redisObject&#xff09;\u5c01\u88c5\u4e86\u6240\u6709\u6570\u636e\u7c7b\u578b&#xff0c;\u5bf9\u5916\u63d0\u4f9b\u4e00\u81f4\u7684\u63a5\u53e3&#xff0c;\u540c\u65f6\u652f\u6301\u591a\u79cd\u5e95\u5c42\u7f16\u7801\u7684\u52a8\u6001\u5207\u6362\u3002<\/p>\n<p>\u4e00\u3001\u4e3a\u4ec0\u4e48\u9700\u8981\u5bf9\u8c61\u673a\u5236&#xff1f;<\/p>\n<li>\n<p>\u7edf\u4e00\u63a5\u53e3\u4e0e\u591a\u6001\u652f\u6301<\/p>\n<ul>\n<li>Redis\u652f\u63015\u79cd\u57fa\u7840\u6570\u636e\u7c7b\u578b&#xff08;\u5b57\u7b26\u4e32\u3001\u5217\u8868\u3001\u54c8\u5e0c\u3001\u96c6\u5408\u3001\u6709\u5e8f\u96c6\u5408&#xff09;&#xff0c;\u6bcf\u79cd\u7c7b\u578b\u53ef\u80fd\u6709\u591a\u79cd\u5e95\u5c42\u5b9e\u73b0&#xff08;\u5982\u54c8\u5e0c\u8868\u53ef\u7528ziplist\u6216hashtable&#xff09;\u3002\u5bf9\u8c61\u673a\u5236\u901a\u8fc7redisObject\u7edf\u4e00\u5c01\u88c5&#xff0c;\u4f7f\u5f97\u547d\u4ee4\u5904\u7406\u65f6\u65e0\u9700\u5173\u5fc3\u5177\u4f53\u5b9e\u73b0&#xff0c;\u53ea\u9700\u6839\u636e\u7c7b\u578b\u548c\u7f16\u7801\u8c03\u7528\u5bf9\u5e94\u51fd\u6570&#xff0c;\u5b9e\u73b0\u591a\u6001\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7075\u6d3b\u4f18\u5316\u5185\u5b58\u4e0e\u6027\u80fd<\/p>\n<ul>\n<li>\u6839\u636e\u6570\u636e\u7279\u5f81\u52a8\u6001\u9009\u62e9\u6700\u4f18\u7f16\u7801\u3002\u4f8b\u5982&#xff1a;\n<ul>\n<li>\u5c0f\u89c4\u6a21\u54c8\u5e0c\u4f7f\u7528ziplist\u8282\u7701\u5185\u5b58&#xff0c;\u5927\u89c4\u6a21\u65f6\u5207\u6362\u4e3ahashtable\u63d0\u5347\u64cd\u4f5c\u6548\u7387\u3002<\/li>\n<li>\u5b57\u7b26\u4e32\u6839\u636e\u957f\u5ea6\u9009\u62e9int\u3001embstr\u6216raw\u7f16\u7801&#xff0c;\u51cf\u5c11\u5185\u5b58\u788e\u7247\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5185\u5b58\u7ba1\u7406\u4e0e\u5171\u4eab\u5bf9\u8c61<\/p>\n<ul>\n<li>\u901a\u8fc7\u5f15\u7528\u8ba1\u6570&#xff08;refcount&#xff09;\u81ea\u52a8\u56de\u6536\u65e0\u5f15\u7528\u5bf9\u8c61&#xff0c;\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n<li>\u9884\u521b\u5efa\u5e38\u7528\u5171\u4eab\u5bf9\u8c61&#xff08;\u59820-9999\u7684\u6574\u6570&#xff09;&#xff0c;\u51cf\u5c11\u91cd\u590d\u5206\u914d&#xff0c;\u8282\u7701\u5185\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7c7b\u578b\u68c0\u67e5\u4e0e\u5b89\u5168<\/p>\n<ul>\n<li>\u6267\u884c\u547d\u4ee4\u524d\u68c0\u67e5redisObject\u7684type\u5c5e\u6027&#xff0c;\u9632\u6b62\u5bf9\u9519\u8bef\u7c7b\u578b\u6267\u884c\u64cd\u4f5c&#xff08;\u5982\u5bf9\u5b57\u7b26\u4e32\u6267\u884c\u5217\u8868\u547d\u4ee4&#xff09;\u3002<\/li>\n<\/ul>\n<\/li>\n<p>\u4e8c\u3001\u5bf9\u8c61\u673a\u5236\u7684\u6838\u5fc3&#xff1a;redisObject\u7ed3\u6784<\/p>\n<p><span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">redisObject<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">unsigned<\/span> type<span class=\"token operator\">:<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/ \u6570\u636e\u7c7b\u578b&#xff08;\u5982OBJ_STRING&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">unsigned<\/span> encoding<span class=\"token operator\">:<\/span><span class=\"token number\">4<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u7f16\u7801\u65b9\u5f0f&#xff08;\u5982OBJ_ENCODING_INT&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">unsigned<\/span> lru<span class=\"token operator\">:<\/span><span class=\"token number\">24<\/span><span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/ \u6700\u8fd1\u8bbf\u95ee\u65f6\u95f4&#xff08;\u7528\u4e8eLRU\u6dd8\u6c70&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> refcount<span class=\"token punctuation\">;<\/span>         <span class=\"token comment\">\/\/ \u5f15\u7528\u8ba1\u6570 <\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>ptr<span class=\"token punctuation\">;<\/span>            <span class=\"token comment\">\/\/ \u6307\u5411\u5b9e\u9645\u6570\u636e\u7ed3\u6784\u7684\u6307\u9488 <\/span><br \/>\n<span class=\"token punctuation\">}<\/span> robj<span class=\"token punctuation\">;<\/span><\/p>\n<li>\n<p>\u5173\u952e\u5c5e\u6027\u89e3\u6790<\/p>\n<ul>\n<li>type&#xff08;4\u4f4d&#xff09;&#xff1a;\u6807\u8bc6\u6570\u636e\u7c7b\u578b&#xff0c;\u5305\u62ecOBJ_STRING\u3001OBJ_LIST\u7b495\u79cd\u3002<\/li>\n<li>encoding&#xff08;4\u4f4d&#xff09;&#xff1a;\u51b3\u5b9a\u5e95\u5c42\u6570\u636e\u7ed3\u6784&#xff0c;\u5982ziplist\u3001skiplist\u7b4911\u79cd\u7f16\u7801\u65b9\u5f0f\u3002<\/li>\n<li>ptr&#xff1a;\u6307\u5411\u5177\u4f53\u6570\u636e\u7ed3\u6784&#xff08;\u5982SDS\u5b57\u7b26\u4e32\u3001quicklist\u5217\u8868&#xff09;\u7684\u5185\u5b58\u5730\u5740\u3002<\/li>\n<li>refcount&#xff1a;\u5f15\u7528\u8ba1\u6570&#xff0c;\u4e3a0\u65f6\u89e6\u53d1\u5185\u5b58\u56de\u6536&#xff1b;&gt;1\u65f6\u8868\u793a\u5171\u4eab\u5bf9\u8c61\u3002<\/li>\n<li>lru&#xff1a;\u8bb0\u5f55\u5bf9\u8c61\u6700\u540e\u4e00\u6b21\u88ab\u8bbf\u95ee\u7684\u65f6\u95f4&#xff0c;\u7528\u4e8e\u5185\u5b58\u6dd8\u6c70\u7b56\u7565&#xff08;\u5982maxmemory\u914d\u7f6e&#xff09;\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7f16\u7801\u65b9\u5f0f\u4e0e\u5e95\u5c42\u7ed3\u6784<\/p>\n<table>\n<tr>\u6570\u636e\u7c7b\u578b\u53ef\u80fd\u7684\u7f16\u7801\u65b9\u5f0f\u9002\u7528\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>\u5b57\u7b26\u4e32&#xff08;String&#xff09;<\/td>\n<td>int\u3001embstr\u3001raw<\/td>\n<td>\u6574\u6570\u503c\u3001\u77ed\u5b57\u7b26\u4e32&#xff08;\u226444B&#xff09;\u3001\u957f\u5b57\u7b26\u4e32<\/td>\n<\/tr>\n<tr>\n<td>\u5217\u8868&#xff08;List&#xff09;<\/td>\n<td>quicklist<\/td>\n<td>\u6240\u6709\u5217\u8868\u64cd\u4f5c<\/td>\n<\/tr>\n<tr>\n<td>\u54c8\u5e0c&#xff08;Hash&#xff09;<\/td>\n<td>ziplist\u3001hashtable<\/td>\n<td>\u5c0f\u54c8\u5e0c&#xff08;\u5b57\u6bb5\u5c11\u4e14\u503c\u5c0f&#xff09;\u3001\u5927\u54c8\u5e0c<\/td>\n<\/tr>\n<tr>\n<td>\u96c6\u5408&#xff08;Set&#xff09;<\/td>\n<td>intset\u3001hashtable<\/td>\n<td>\u6574\u6570\u96c6\u5408\u3001\u6df7\u5408\u7c7b\u578b\u96c6\u5408<\/td>\n<\/tr>\n<tr>\n<td>\u6709\u5e8f\u96c6\u5408&#xff08;ZSet&#xff09;<\/td>\n<td>ziplist\u3001skiplist&#043;dict<\/td>\n<td>\u5c0f\u89c4\u6a21\u6709\u5e8f\u96c6\u5408\u3001\u5927\u89c4\u6a21\u9700\u8303\u56f4\u67e5\u8be2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/li>\n<p>\u4e09\u3001\u5bf9\u8c61\u673a\u5236\u7684\u5de5\u4f5c\u6d41\u7a0b<\/p>\n<li>\n<p>\u521b\u5efa\u5bf9\u8c61<\/p>\n<ul>\n<li>\u6839\u636e\u6570\u636e\u7c7b\u578b\u548c\u5185\u5bb9\u9009\u62e9\u521d\u59cb\u7f16\u7801&#xff0c;\u5982\u5b57\u7b26\u4e32\u82e5\u4e3a\u6574\u6570\u5219\u7528int\u7f16\u7801\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6267\u884c\u547d\u4ee4<\/p>\n<ul>\n<li>\u68c0\u67e5type\u662f\u5426\u5339\u914d\u547d\u4ee4\u8981\u6c42&#xff08;\u5982LPOP\u9700OBJ_LIST\u7c7b\u578b&#xff09;\u3002<\/li>\n<li>\u6839\u636eencoding\u9009\u62e9\u5e95\u5c42\u6570\u636e\u7ed3\u6784\u7684\u5904\u7406\u51fd\u6570&#xff08;\u5982ziplist\u6216hashtable\u7684\u63d2\u5165\u903b\u8f91&#xff09;\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u52a8\u6001\u7f16\u7801\u8f6c\u6362<\/p>\n<ul>\n<li>\u6570\u636e\u53d8\u5316\u89e6\u53d1\u7f16\u7801\u5207\u6362\u3002\u4f8b\u5982\u54c8\u5e0c\u5b57\u6bb5\u6570\u8d85\u8fc7hash-max-ziplist-entries\u65f6&#xff0c;\u4eceziplist\u8f6c\u4e3ahashtable\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5185\u5b58\u56de\u6536\u4e0e\u5171\u4eab<\/p>\n<ul>\n<li>\u5f15\u7528\u8ba1\u6570\u5f52\u96f6\u65f6&#xff0c;\u91ca\u653eptr\u6307\u5411\u7684\u6570\u636e\u7ed3\u6784\u5185\u5b58\u3002<\/li>\n<li>\u9884\u521b\u5efa\u7684\u5171\u4eab\u5bf9\u8c61&#xff08;\u5982\u5c0f\u6574\u6570&#xff09;\u88ab\u591a\u4e2a\u952e\u5171\u4eab&#xff0c;\u51cf\u5c11\u91cd\u590d\u521b\u5efa\u3002<\/li>\n<\/ul>\n<\/li>\n<p>\u56db\u3001\u793a\u4f8b&#xff1a;\u5b57\u7b26\u4e32\u5bf9\u8c61\u7684\u591a\u7f16\u7801\u5b9e\u73b0<\/p>\n<ul>\n<li>int\u7f16\u7801&#xff1a;\u5b58\u50a8\u6574\u6570\u503c&#xff08;\u5982SET key 100&#xff09;&#xff0c;\u76f4\u63a5\u590d\u7528ptr\u6307\u9488\u5b58\u50a8\u6570\u503c\u3002<\/li>\n<li>embstr\u7f16\u7801&#xff1a;\u77ed\u5b57\u7b26\u4e32&#xff08;\u226444\u5b57\u8282&#xff09;\u8fde\u7eed\u5b58\u50a8redisObject\u548cSDS&#xff0c;\u51cf\u5c11\u5185\u5b58\u5206\u914d\u6b21\u6570\u3002<\/li>\n<li>raw\u7f16\u7801&#xff1a;\u957f\u5b57\u7b26\u4e32\u4f7f\u7528\u72ec\u7acb\u5206\u914d\u7684SDS\u7ed3\u6784&#xff0c;\u652f\u6301\u52a8\u6001\u6269\u5bb9\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb965\u6b21\uff0c\u70b9\u8d5e24\u6b21\uff0c\u6536\u85cf20\u6b21\u3002Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\u53ef\u5206\u4e3a\u534f\u8bae\u5c01\u88c5\u3001\u547d\u4ee4\u89e3\u6790\u3001\u591a\u6001\u6267\u884c\u3001\u5185\u5b58\u64cd\u4f5c\u56db\u4e2a\u9636\u6bb5\u3002\u4ee5\u4e0b\u662f\u7ed3\u5408RESP\u534f\u8bae\u89c4\u8303\u3001\u5bf9\u8c61\u673a\u5236\u548c\u547d\u4ee4\u5904\u7406\u6e90\u7801\u7684\u8be6\u7ec6\u6d41\u7a0b\u5206\u6790<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[105,985,100,43],"topic":[],"class_list":{"0":"post-15112","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-server","7":"tag-redis","9":"tag-100","10":"tag-43"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/15112.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb965\u6b21\uff0c\u70b9\u8d5e24\u6b21\uff0c\u6536\u85cf20\u6b21\u3002Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\u53ef\u5206\u4e3a\u534f\u8bae\u5c01\u88c5\u3001\u547d\u4ee4\u89e3\u6790\u3001\u591a\u6001\u6267\u884c\u3001\u5185\u5b58\u64cd\u4f5c\u56db\u4e2a\u9636\u6bb5\u3002\u4ee5\u4e0b\u662f\u7ed3\u5408RESP\u534f\u8bae\u89c4\u8303\u3001\u5bf9\u8c61\u673a\u5236\u548c\u547d\u4ee4\u5904\u7406\u6e90\u7801\u7684\u8be6\u7ec6\u6d41\u7a0b\u5206\u6790\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/15112.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-18T13:48:40+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/15112.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/15112.html\",\"name\":\"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-04-18T13:48:40+00:00\",\"dateModified\":\"2025-04-18T13:48:40+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/15112.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/15112.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/15112.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/15112.html","og_locale":"zh_CN","og_type":"article","og_title":"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb965\u6b21\uff0c\u70b9\u8d5e24\u6b21\uff0c\u6536\u85cf20\u6b21\u3002Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\u53ef\u5206\u4e3a\u534f\u8bae\u5c01\u88c5\u3001\u547d\u4ee4\u89e3\u6790\u3001\u591a\u6001\u6267\u884c\u3001\u5185\u5b58\u64cd\u4f5c\u56db\u4e2a\u9636\u6bb5\u3002\u4ee5\u4e0b\u662f\u7ed3\u5408RESP\u534f\u8bae\u89c4\u8303\u3001\u5bf9\u8c61\u673a\u5236\u548c\u547d\u4ee4\u5904\u7406\u6e90\u7801\u7684\u8be6\u7ec6\u6d41\u7a0b\u5206\u6790","og_url":"https:\/\/www.wsisp.com\/helps\/15112.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-04-18T13:48:40+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/15112.html","url":"https:\/\/www.wsisp.com\/helps\/15112.html","name":"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-04-18T13:48:40+00:00","dateModified":"2025-04-18T13:48:40+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/15112.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/15112.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/15112.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Redis\u5ba2\u6237\u7aef\u547d\u4ee4\u5230\u670d\u52a1\u5668\u5e95\u5c42\u5bf9\u8c61\u673a\u5236\u7684\u5b8c\u6574\u6d41\u7a0b\uff1f\u4ec0\u4e48\u662fRedis\u5bf9\u8c61\u673a\u5236\uff1f\u4e3a\u4ec0\u4e48\u8981\u6709Redis\u5bf9\u8c61\u673a\u5236\uff1f"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/15112","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=15112"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/15112\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=15112"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=15112"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=15112"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=15112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}