{"id":201550,"date":"2025-05-10T11:56:08","date_gmt":"2025-05-10T03:56:08","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201550\/"},"modified":"2025-05-10T11:56:08","modified_gmt":"2025-05-10T03:56:08","slug":"%e6%b5%85%e8%b0%88redis%e7%bc%93%e5%ad%98%e5%9c%a8%e9%a1%b9%e7%9b%ae%e4%b8%ad%e7%9a%84%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201550\/","title":{"rendered":"\u6d45\u8c08redis\u7f13\u5b58\u5728\u9879\u76ee\u4e2d\u7684\u4f7f\u7528"},"content":{"rendered":"

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

\u6d45\u8c08redis\u7f13\u5b58\u5728\u9879\u76ee\u4e2d\u7684\u4f7f\u7528<\/h1>\n

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

\u6765\u5230golang\u5b66\u4e60\u7f51\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6570\u636e\u5e93\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300a\u6d45\u8c08redis\u7f13\u5b58\u5728\u9879\u76ee\u4e2d\u7684\u4f7f\u7528\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0bredis\u7f13\u5b58\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

\u80cc\u666f
<\/h2>\n

Redis \u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u5185\u5b58\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u7cfb\u7edf\u3002<\/p>\n

\u53ef\u4ee5\u4f5c\u4e3a\u6570\u636e\u5e93\u3001\u7f13\u5b58\u548c\u6d88\u606f\u4e2d\u95f4\u4ef6\u4f7f\u7528\u3002<\/p>\n

\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\u7ed3\u6784\u3002<\/p>\n

Redis \u5185\u7f6e\u4e86 \u590d\u5236\uff08replication\uff09\uff0cLUA\u811a\u672c\uff08Lua scripting\uff09\uff0c LRU\u9a71\u52a8\u4e8b\u4ef6\uff08LRU eviction\uff09\uff0c\u4e8b\u52a1\uff08transactions\uff09 \u548c\u4e0d\u540c\u7ea7\u522b\u7684 \u78c1\u76d8\u6301\u4e45\u5316\uff08persistence\uff09\u3002<\/p>\n

\u901a\u8fc7 Redis \u54e8\u5175\uff08Sentinel\uff09\u548c Redis \u96c6\u7fa4\uff08Cluster\uff09\u7684\u81ea\u52a8\u5206\u533a\uff0c\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\uff08high availability\uff09\u3002<\/p>\n

\u57fa\u672c\u6570\u636e\u7c7b\u578b
<\/h2>\n

\u5b57\u7b26\u4e32\uff08strings\uff09<\/p>\n

1\u3001string \u7684\u8fc7\u671f\u65f6\u95f4\u5728\u91cd\u65b0\u8bbe\u7f6e\u503c\u4e4b\u540e\u4f1a\u88ab\u6e05\u9664<\/p>\n

\n127.0.0.1:6379> set hello 3OK127.0.0.1:6379> get hello\"3\"\n127.0.0.1:6379> ttl hello(integer) -1127.0.0.1:6379> expire hello 3000\n(integer) 1\n127.0.0.1:6379> set hello 4OK127.0.0.1:6379> ttl hello(integer) -1\n<\/pre>\n
2\u3001\u8bbe\u7f6e string \u7c7b\u578b\u7684\u503c\u53ef\u4ee5\u8986\u76d6\u4efb\u4f55\u5176\u4ed6\u7c7b\u578b<\/p>\n
\n127.0.0.1:6379> sadd settest 1,2\n(integer) 1\n127.0.0.1:6379> type settestset127.0.0.1:6379> set settest helloOK127.0.0.1:6379> type setteststring127.0.0.1:6379> sadd settest a,b(error) WRONGTYPE Operation against a key holding the wrong kind of value\n<\/pre>\n
\u6563\u5217\uff08hashes\uff09
 \u5217\u8868\uff08lists\uff09
 Redis lists \u57fa\u4e8e Linked Lists \u5b9e\u73b0\u3002\u5934\u5c3e\u64cd\u4f5c\u6781\u901f\uff0c\u68c0\u7d22\u8f83\u6162
 \u96c6\u5408\uff08sets\uff09
 \u652f\u6301\u8303\u56f4\u67e5\u627e\u7684\u6709\u5e8f\u96c6\u5408\uff08sorted sets\uff09
 \u6709\u5e8f\u96c6\u5408\u7684\u6392\u5e8f\u9ed8\u8ba4\u6309\u7167\u5b57\u5178\u5e8f\u6392\u5217
 bitmaps
 hyperloglogs
 \u652f\u6301\u6309\u534a\u5f84\u7d22\u5f15\u67e5\u8be2\u7684\u5730\u7406\u7a7a\u95f4\uff08geospatial\uff09<\/p>\n
\u5e94\u7528\u573a\u666f
<\/h2>\n
string
 \u7f13\u5b58\u6570\u636e
 \u4e0d\u7ba1\u662f\u7b80\u5355\u548c\u590d\u6742\u7684\u6570\u636e\u90fd\u53ef\u4ee5\u76f4\u63a5\u8f6c\u4e3astring\u5b58\u50a8\u3002<\/p>\n
key\uff1aactive:spring2019:title value\uff1a\u201c2019\u6625\u8282\u6d3b\u52a8\u201d \u64cd\u4f5c\uff1aset<\/p>\n
\u5546\u54c1\u4fe1\u606f\uff0c\u7701\u5e02\u533a\u4fe1\u606f\uff0c\u6d3b\u52a8\u914d\u7f6e\u7b49\u4e00\u7cfb\u5217\u4e0d\u5e38\u53d8\u5316\u7684\u51b7\u6570\u636e\u7f13\u5b58<\/p>\n
\u975e\u5e38\u70ed\u95e8\u6570\u636e\u7684\u7f13\u5b58\uff0c\u6e38\u620f\u6392\u884c\uff0c\u540e\u53f0\u6bcf\u79d2\u66f4\u65b0\u4e00\u6b21\u6570\u636e<\/p>\n
\u7b80\u5355\u8ba1\u6570
 2019\u6625\u8282\u6d3b\u52a8\u53c2\u52a0\u4eba\u6570<\/p>\n
key\uff1aactive:spring2019:total value\uff1a3045 \u64cd\u4f5c\uff1aincr<\/p>\n
\u5b9a\u65f6\u8fc7\u671f
 \u4e00\u4e2a\u4eba\u4e00\u5929\u53ea\u80fd\u8fdb\u884c\u4e00\u6b21\u7b7e\u5230<\/p>\n
key\uff1aactive:checkin:userId:10000:day:20190101 value\uff1a\u7b7e\u5230\u65f6\u95f4\u6233 \u64cd\u4f5c\uff1aexpire
 \u5206\u5e03\u5f0f\u9501
 \u4e0b\u9762\u7684\u4ee3\u7801\u4e0d\u4e25\u8c28\uff0cnx \u53ef\u4ee5\u653e\u5e76\u53d1<\/p>\n
\n127.0.0.1:6379> set lockkey 1  nxOK127.0.0.1:6379> set lockkey 1  nx(nil)\n<\/pre>\n
list
 \u7528\u6237\u6392\u961f
 push\uff0cpop<\/p>\n
\u6709\u5e8f\u6d88\u606f
 push\uff0cpop<\/p>\n
\u5b9e\u73b0\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u6a21\u578b
 \u963b\u585e\u5f0f\u8bbf\u95ee BRPOP \u548c BLPOP \u547d\u4ee4<\/p>\n
set
 \u53bb\u91cd\u5217\u8868
 2019\u6625\u8282\u6d3b\u52a8\u53c2\u52a0\u4eba\u6570<\/p>\n
key\uff1aactive:spring2019:users value\uff1a100010\uff0c10020 \u64cd\u4f5c\uff1a\u5f88\u591a<\/p>\n
\u6807\u7b7e
 \u7528\u6237\u6807\u7b7e<\/p>\n
\u5546\u5bb6\u6807\u7b7e<\/p>\n
\u6625\u8282\u6d3b\u52a8\u4e00\u5171\u6709 abcde 5\u4e2a\u4efb\u52a1\uff0c\u7528\u6237A\u5df2\u7ecf\u5b8c\u6210a,b\uff0c\u7528\u6237B\u5df2\u7ecf\u5b8c\u6210 c,d<\/p>\n
\u4ea4\u96c6
 \u7528\u6237A\uff0c\u7528\u6237B \u90fd\u5b8c\u6210\u7684\u4efb\u52a1<\/p>\n
\u5e76\u96c6
 \u7528\u6237A\uff0c\u7528\u6237B \u4efb\u4e00\u5b8c\u6210\u7684\u4efb\u52a1<\/p>\n
\u5dee\u96c6
 \u7528\u6237A\u8fd8\u6ca1\u6709\u5b8c\u6210\u7684\u4efb\u52a1<\/p>\n
\u83b7\u53d6\u968f\u673a\u5143\u7d20
 \u4ece\u793c\u54c1\u5e93 set \u4e2d\u968f\u673a\u83b7\u5f97\u4e00\u4e2a\u793c\u54c1<\/p>\n
hash
 \u540c\u4e00\u8d44\u6e90\u7684\u4e0d\u540c\u5c5e\u6027
 \u7528\u6237\u5728\u6d3b\u52a8\u671f\u95f4\u4e00\u5171\u83b7\u5f97\u4e86\u4e0d\u540c\u79cd\u7c7b\u5956\u54c1\u6570\u91cf<\/p>\n
key\uff1aactive:spring:g’ifts:user:10010 value\uff1a{\u201cgiftA\u201d:2,\u201cgiftB\u201d:5} \u64cd\u4f5c\uff1a\u5f88\u591a<\/p>\n
\u53ef\u4ee5\u76f4\u63a5\u5bf9 giftA \u6267\u884c incr \u64cd\u4f5c<\/p>\n
zset
 \u6392\u884c\u699c
 \u7528\u6237\u6d88\u8d39\u6392\u884c\uff0c\u70b9\u8d5e\u6392\u884c\u7b49<\/p>\n
key\uff1aactive:spring\u2b50\ufe0frank value\uff1a\u7528\u6237ID\uff0cscore\uff1a\u70b9\u8d5e\u6570\u91cf \u64cd\u4f5c\uff1a\u5f88\u591a<\/p>\n
\u6839\u636e\u5206\u6570\u83b7\u53d6 top 10<\/p>\n
\u67e5\u8be2\u67d0\u4e2a\u7528\u6237\u7684\u5206\u6570<\/p>\n
\u67e5\u8be2 \u5f97\u5206\u572890-100 \u4e4b\u95f4\u7684\u7528\u6237<\/p>\n
\u6709\u65f6\u5019\u6211\u4eec\u7684\u5f97\u5206\u5e76\u4e0d\u662f\u7531\u67d0\u4e00\u9879\u4e1a\u52a1\u503c\u51b3\u5b9a\u7684\uff0c\u53ef\u80fd\u662f\u7531\u4e24\u9879\u4e1a\u52a1\u503c\u6765\u6392\u5e8f\u7684\uff0c\u6bd4\u5982\u5148\u770b\u7528\u6237\u7684\u5b9e\u9645\u5f97\u5206\uff0c\u5728\u770b\u7528\u6237\u7b49\u7ea7\uff0c\u90a3\u4e48\u6211\u4eec\u5728\u8bbe\u8ba1score\u7684\u65f6\u5019\u53ef\u4ee5\u7528\u5c0f\u6570\u70b9\u4e4b\u524d\u7684\u503c\u8868\u793a\u5f97\u5206\uff0c\u5c0f\u6570\u70b9\u4e4b\u540e\u7684\u503c\u8868\u793a\u7b49\u7ea7\uff0c\u5982\u679c\u6709\u5176\u4ed6\u7279\u6b8a\u8981\u6c42\uff0c\u8fd8\u53ef\u4ee5\u8003\u8651\u5f97\u5206\u52a0\u4e0a\u67d0\u4e2a\u6781\u5927\u503c\u6765\u5904\u7406\u3002<\/p>\n
\u6ce8\u610f\u4e8b\u9879
 \u6bcf\u4e2a key \u90fd\u5e94\u8be5\u6709\u5408\u7406\u7684\u5931\u6548\u65f6\u95f4<\/p>\n
string\u7684\u8fc7\u671f\u65f6\u95f4\u5728\u91cd\u65b0\u8bbe\u503c\u540e\u4f1a\u88ab\u8986\u76d6<\/p>\n
string\u7c7b\u578b\u7684 set \u64cd\u4f5c\u53ef\u4ee5\u8986\u76d6\u7c7b\u578b<\/p>\n
\u5408\u7406\u4f7f\u7528\u76f8\u5e94\u7684\u6570\u636e\u7ed3\u6784<\/p>\n
\u4e0d\u8981\u7528list\u5b58\u5927\u91cf\u6570\u636e\u5e76\u68c0\u7d22
 \u5408\u7406\u89c4\u5212 key \u7684\u6570\u91cf
 \u5224\u65ad\u7528\u6237\u6709\u6ca1\u6709\u53c2\u52a0\u5e94\u8be5\u7528set\uff0c\u4e0d\u5e94\u8be5\u6bcf\u4e2a\u7528\u6237\u4e00\u4e2akey
 \u73af\u5883\u6570\u636e\u9694\u79bb
 \u4e1a\u52a1\u6570\u636e\u9694\u79bb \u7528\u6237 redis \u4e1a\u52a1 redis \u6d3b\u52a8 redis \u5e94\u8be5\u505a\u533a\u5206\uff0c\u6d3b\u52a8\u7684 redis \u5728\u6d3b\u52a8\u7ed3\u675f\u540e\u53ef\u4ee5\u81ea\u7531\u6e05\u7406
 \u5408\u7406\u4f7f\u7528\u7ba1\u9053\uff0clua \u811a\u672c\u548c redis \u4e8b\u52a1\uff0c\u63d0\u9ad8\u6027\u80fd\uff0c\u5c24\u5176\u662f\u5728\u811a\u672c\u4e2d\u4f7f\u7528 redis \u7684\u65f6\u5019
 \u5728\u6709\u5927\u91cf key \u7684 Reids \u7ebf\u4e0a\u7cfb\u7edf\uff0c\u8981\u5728\u4e3b\u5e93\u7981\u7528 keys * \u64cd\u4f5c\uff0c\u9632\u6b62\u5361\u6b7b<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6d45\u8c08redis\u7f13\u5b58\u5728\u9879\u76ee\u4e2d\u7684\u4f7f\u7528...<\/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-201550","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201550","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=201550"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201550\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}