{"id":201150,"date":"2025-05-10T10:32:35","date_gmt":"2025-05-10T02:32:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201150\/"},"modified":"2025-05-10T10:32:35","modified_gmt":"2025-05-10T02:32:35","slug":"redis%e9%9b%86%e5%90%88%e7%b1%bb%e5%9e%8b_%e5%8a%a8%e5%8a%9b%e8%8a%82%e7%82%b9java%e5%ad%a6%e9%99%a2%e6%95%b4%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201150\/","title":{"rendered":"redis\u96c6\u5408\u7c7b\u578b_\u52a8\u529b\u8282\u70b9Java\u5b66\u9662\u6574\u7406"},"content":{"rendered":"

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

redis\u96c6\u5408\u7c7b\u578b_\u52a8\u529b\u8282\u70b9Java\u5b66\u9662\u6574\u7406<\/h1>\n

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

\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300aredis\u96c6\u5408\u7c7b\u578b_\u52a8\u529b\u8282\u70b9Java\u5b66\u9662\u6574\u7406\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n

\u6211\u4eec\u6765\u770b\u770bRedis\u4e94\u5927\u7c7b\u578b\u4e2d\u7684\u7b2c\u56db\u5927\u7c7b\u578b\uff1a\u201c\u96c6\u5408\u7c7b\u578b\u201d\uff0c\u96c6\u5408\u7c7b\u578b\u8fd8\u662f\u86ee\u6709\u610f\u601d\u7684\uff0c\u5148\u770bredis\u624b\u518c\uff0c\u5982\u4e0b\uff1a<\/p>\n

<\/p>\n

\u4e0a\u9762\u5c31\u662fredis\u4e2d\u7684set\u7c7b\u578b\u4f7f\u7528\u5230\u7684\u6240\u6709\u65b9\u6cd5\uff0c\u8fd8\u662f\u8001\u8bdd\uff0c\u5e38\u7528\u7684\u65b9\u6cd5\u4e5f\u5c31\u90a3\u4e48\u56db\u4e2a\uff08CURD\uff09\u3002\u3002\u3002<\/p>\n

\u4e00\uff1a \u5e38\u7528\u65b9\u6cd5<\/strong><\/span><\/p>\n

1. SAdd<\/strong><\/p>\n

\u3000\u3000\u8fd9\u4e2a\u65b9\u6cd5\u6beb\u65e0\u7591\u95ee\uff0c\u5c31\u662f\u5411\u96c6\u5408\u91cc\u9762\u6dfb\u52a0\u6570\u636e\uff0c\u6bd4\u5982\u4e0b\u9762\u8fd9\u6837\uff0c\u6211\u5f80fruits\u96c6\u5408\u91cc\u9762\u6dfb\u52a0\u559c\u7231\u7684\u6c34\u679c\u3002<\/p>\n

\n127.0.0.1:6379> sadd fruits apple\n(integer) 1\n127.0.0.1:6379> sadd fruits banana\n(integer) 1\n127.0.0.1:6379> smembers fruits\n1) \"banana\"\n2) \"apple\"\n127.0.0.1:6379><\/pre>\n
<\/p>\n
\u4e0a\u9762\u8fd9\u4e2asadd\u4f60\u4e5f\u770b\u5230\u4e86\uff0c\u6211\u5f80\u96c6\u5408\u91cc\u9762\u6210\u529f\u6dfb\u52a0\u4e86\u4e24\u4e2a\u5143\u7d20\uff0c\u73b0\u5728\u4f60\u53ef\u80fd\u4e0d\u6ee1\u8db3\u8fd9\u4e48\u7b80\u5355\u7684\u6dfb\u52a0\uff0c\u4f60\u6216\u8bb8\u60f3\u77e5\u9053set\u8fd9\u4e2a\u96c6\u5408\u5728redis\u5e95\u5c42\u662f\u4f7f\u7528\u4ec0\u4e48\u6765\u5b9e\u73b0\u7684\uff0c\u4f60\u53ef\u4ee5\u7528object encoding\u67e5\u770b\u4e00\u4e0b\u4fbf\u77e5:<\/p>\n
\n127.0.0.1:6379> object encoding fruits\n\"hashtable\"\n127.0.0.1:6379><\/pre>\n
\u770b\u5230\u4e86\u5427\uff0c\u662fhashtable\u8fd9\u4e2a\uff0c\u770b\u4e0b\u5e95\u5c42\u4ee3\u7801\uff1a<\/p>\n
<\/p>\n
\u6709\u6ca1\u6709\u770b\u5230dictAdd\u65b9\u6cd5\uff0c\u800c\u5176\u4e2d\u7684\u7b2c\u4e09\u4e2a\u53c2\u6570\u6b63\u597d\u662fNull\u3002\u3002\u3002\u5bf9\u5e94\u7740*val\u5f62\u53c2\uff0c\u7136\u540e\u6211\u518d\u5e26\u4f60\u770b\u770bdictAdd\u65b9\u6cd5\u7684\u5b9a\u4e49\u3002 <\/p>\n
<\/p>\n
2. SPOP,SMEMBERS<\/strong><\/p>\n
    \u65e2\u7136\u5143\u7d20\u8fdb\u6765\u4e86\uff0c\u603b\u4e0d\u80fd\u4e0d\u51fa\u6765\u5427\uff0c\u8fd9\u91cc\u7684\u7b2c\u4e00\u4e2aSPOP\uff1a\u79fb\u9664\u5e76\u8fd4\u56de\u96c6\u5408\u4e2d\u7684\u4e00\u4e2a\u968f\u673a\u5143\u7d20\u3002<\/p>\n
<\/p>\n
\u521a\u624d\u968f\u4fbf\u63d2\u4e86\u4e00\u53e5\u8bdd\uff0c\u4e0b\u9762\u6211\u4eec\u7ee7\u7eedSAdd\uff0c\u518dSPop\u51fa\u6765\u3002<\/p>\n
\n127.0.0.1:6379> sadd fruits pear\n(integer) 1\n127.0.0.1:6379> sadd fruits grape\n(integer) 1\n127.0.0.1:6379> sadd fruits chestnut\n(integer) 1\n127.0.0.1:6379> smembers fruits\n1) \"grape\"\n2) \"pear\"\n3) \"banana\"\n4) \"apple\"\n5) \"chestnut\"\n127.0.0.1:6379> spop fruits\n\"apple\"\n127.0.0.1:6379> spop fruits\n\"chestnut\"\n127.0.0.1:6379> smembers fruits\n1) \"grape\"\n2) \"pear\"\n3) \"banana\"\n127.0.0.1:6379><\/pre>\n
<\/p>\n
\u8fd9\u4e2a\u65b9\u6cd5\u786e\u5b9e\u8fd8\u662f\u86ee\u597d\u7684\uff0c\u8d77\u7801\u5b83\u662f\u539f\u5b50\u6027\u64cd\u4f5c\uff0c\u5982\u679c\u8981\u6211\u81ea\u5df1\u5b9e\u73b0\u7684\u8bdd\uff0c\u8d77\u7801\u8fd8\u662f\u898110\u884c\u5de6\u53f3\u4ee3\u7801\u7684\u3002 <\/p>\n
3. SREM<\/strong><\/p>\n
    \u65e2\u7136\u8bf4\u5230\u4e86CURD\uff0c\u90a3\u600e\u4e48\u80fd\u5c11\u4e86D\u5462\uff0c\u5b83\u7684\u529f\u80fd\u5b9a\u4e49\u5c31\u662f\uff1a\u79fb\u9664\u96c6\u5408 key \u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a member \u5143\u7d20\uff0c\u4e0d\u5b58\u5728\u7684 member \u5143\u7d20\u4f1a\u88ab\u5ffd\u7565\uff0c<\/p>\n
\u4e0b\u9762\u6211\u968f\u4fbf\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5220\u9664fruits\u4e2d\u7684pear\u3002<\/p>\n
\n127.0.0.1:6379> smembers fruits\n1) \"grape\"\n2) \"pear\"\n3) \"banana\"\n127.0.0.1:6379> srem fruits pear\n(integer) 1\n127.0.0.1:6379> smembers fruits\n1) \"grape\"\n2) \"banana\"\n127.0.0.1:6379><\/pre>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
redis\u96c6\u5408\u7c7b\u578b_\u52a8\u529b\u8282\u70b9Ja...<\/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-201150","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201150","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=201150"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201150\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201150"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201150"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201150"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}