{"id":201196,"date":"2025-05-10T09:42:48","date_gmt":"2025-05-10T01:42:48","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201196\/"},"modified":"2025-05-10T09:42:48","modified_gmt":"2025-05-10T01:42:48","slug":"redis%e5%ae%9e%e7%8e%b0%e5%85%b1%e5%90%8c%e5%a5%bd%e5%8f%8b%e7%9a%84%e6%80%9d%e8%b7%af%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201196\/","title":{"rendered":"redis\u5b9e\u73b0\u5171\u540c\u597d\u53cb\u7684\u601d\u8def\u8be6\u89e3"},"content":{"rendered":"

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

redis\u5b9e\u73b0\u5171\u540c\u597d\u53cb\u7684\u601d\u8def\u8be6\u89e3<\/h1>\n

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

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aredis\u5b9e\u73b0\u5171\u540c\u597d\u53cb\u7684\u601d\u8def\u8be6\u89e3\u300b\uff0c\u804a\u804aredis\u5171\u540c\u597d\u53cb\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n

\u80cc\u666f<\/h2>\n

\u200b \u5fae\u4fe1\u670b\u53cb\u5708\u7684\u70b9\u8d5e\u3001\u8bc4\u8bba\uff0c\u53ea\u80fd\u770b\u5230\u81ea\u5df1\u597d\u53cb\u7684\u4fe1\u606f\u3002\u8fd9\u5c31\u6d89\u53ca\u5230\u4e86\u4e00\u4e2a\u5171\u540c\u597d\u53cb\u7684\u6982\u5ff5\uff0c\u901a\u8fc7redis\u7684set<\/code>\u96c6\u5408\u53ef\u4ee5\u5f88\u8f7b\u677e\u7684\u5b9e\u73b0\u6b64\u529f\u80fd\u3002<\/p>\n

\u5171\u540c\u597d\u53cb\u5b9e\u73b0\u601d\u8def<\/h2>\n

\u6bcf\u4e2a\u4eba\u7684\u597d\u53cb\u5b58\u653e\u5728set\u96c6\u5408\u4e2d\u3002key\u7684\u540d\u5b57\u4e3afriend_{userId}<\/code>\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n

<\/p>\n

    \n
  1. \u7528\u62371\u7684\u597d\u53cb\u4e3a2,3,4<\/li>\n
  2. \u7528\u62372\u7684\u597d\u53cb\u4e3a1,3,4<\/li>\n
  3. \u7528\u62373\u7684\u597d\u53cb\u4e3a1,4,5<\/li>\n<\/ol>\n

    \u4ea4\u96c6<\/h3>\n

    \u7528\u62371\u548c2\u662f\u597d\u53cb\u3002\u4ed6\u4eec\u7684\u5171\u540c\u597d\u53cb\u53ef\u4ee5\u901a\u8fc7\u4ed6\u4eec\u7684\u4ea4\u96c6\u83b7\u53d6\u3002<\/p>\n

    <\/p>\n

    <\/p>\n

    redis\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n

    \n

    127.0.0.1:6379> sadd friend_1 2 3 4
    (integer) 3
    127.0.0.1:6379> sadd friend_2 1 4 5
    (integer) 3
    127.0.0.1:6379> SINTER friend_1 friend_2
    1) \u201c4\u201d<\/p>\n<\/blockquote>\n

    sadd<\/code> \u5c06\u4e00\u4e2a\u6216\u591a\u4e2a\u6210\u5458\u5143\u7d20\u52a0\u5165\u5230\u96c6\u5408\u4e2d\uff0c\u5df2\u7ecf\u5b58\u5728\u4e8e\u96c6\u5408\u7684\u6210\u5458\u5143\u7d20\u5c06\u88ab\u5ffd\u7565\u3002<\/p>\n

    SINTER<\/code> \u8fd4\u56de\u7ed9\u5b9a\u6240\u6709\u7ed9\u5b9a\u96c6\u5408\u7684\u4ea4\u96c6\u3002<\/p>\n

    \u5e76\u96c6<\/h3>\n

    \u83b7\u5f97\u6240\u6709\u7684\u597d\u53cb\u4fe1\u606f\u3002<\/p>\n

    <\/p>\n

    127.0.0.1:6379> SUNION friend_1 friend_2
    1) \u201c1\u201d
    2) \u201c2\u201d
    3) \u201c3\u201d
    4) \u201c4\u201d
    5) \u201c5\u201d<\/p>\n

    SUNION<\/code> \u8fd4\u56de\u7ed9\u5b9a\u96c6\u5408\u7684\u5e76\u96c6\u3002<\/p>\n

    \u5dee\u96c6<\/h3>\n

    \u53ef\u4ee5\u7528\u6237\u597d\u53cb\u63a8\u8350\u3002\u5dee\u96c6\u51fa\u6765\u7684\u7528\u6237\u63a8\u8350\u7ed9\u7528\u62372\u3002<\/p>\n

    <\/p>\n

    \n

    127.0.0.1:6379> sadd friend_1 2 3 4
    (integer) 3
    127.0.0.1:6379> sadd friend_2 1 4 5
    (integer) 3
    127.0.0.1:6379> SDIFF friend_1 friend_2
    1) \u201c2\u201d
    2) \u201c3\u201d<\/p>\n<\/blockquote>\n

    SDIFF<\/code> \u8fd4\u56de\u7b2c\u4e00\u4e2a\u96c6\u5408\u4e0e\u5176\u4ed6\u96c6\u5408\u4e4b\u95f4\u7684\u5dee\u5f02\u3002<\/p>\n

    \u66f4\u591aset\u547d\u4ee4\u8bf4\u660e\uff1a<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    \u5e8f\u53f7<\/th>\n\u547d\u4ee4\u53ca\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n
    1<\/td>\nSADD key member1 [member2] \u5411\u96c6\u5408\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u6210\u5458<\/td>\n<\/tr>\n
    2<\/td>\nSCARD key \u83b7\u53d6\u96c6\u5408\u7684\u6210\u5458\u6570<\/td>\n<\/tr>\n
    3<\/td>\nSDIFF key1 [key2] \u8fd4\u56de\u7ed9\u5b9a\u6240\u6709\u96c6\u5408\u7684\u5dee\u96c6<\/td>\n<\/tr>\n
    4<\/td>\nSDIFFSTORE destination key1 [key2] \u8fd4\u56de\u7ed9\u5b9a\u6240\u6709\u96c6\u5408\u7684\u5dee\u96c6\u5e76\u5b58\u50a8\u5728 destination \u4e2d<\/td>\n<\/tr>\n
    5<\/td>\nSINTER key1 [key2] \u8fd4\u56de\u7ed9\u5b9a\u6240\u6709\u96c6\u5408\u7684\u4ea4\u96c6<\/td>\n<\/tr>\n
    6<\/td>\nSINTERSTORE destination key1 [key2] \u8fd4\u56de\u7ed9\u5b9a\u6240\u6709\u96c6\u5408\u7684\u4ea4\u96c6\u5e76\u5b58\u50a8\u5728 destination \u4e2d<\/td>\n<\/tr>\n
    7<\/td>\nSISMEMBER key member \u5224\u65ad member \u5143\u7d20\u662f\u5426\u662f\u96c6\u5408 key \u7684\u6210\u5458<\/td>\n<\/tr>\n
    8<\/td>\nSMEMBERS key \u8fd4\u56de\u96c6\u5408\u4e2d\u7684\u6240\u6709\u6210\u5458<\/td>\n<\/tr>\n
    9<\/td>\nSMOVE source destination member \u5c06 member \u5143\u7d20\u4ece source \u96c6\u5408\u79fb\u52a8\u5230 destination \u96c6\u5408<\/td>\n<\/tr>\n
    10<\/td>\nSPOP key \u79fb\u9664\u5e76\u8fd4\u56de\u96c6\u5408\u4e2d\u7684\u4e00\u4e2a\u968f\u673a\u5143\u7d20<\/td>\n<\/tr>\n
    11<\/td>\nSRANDMEMBER key [count] \u8fd4\u56de\u96c6\u5408\u4e2d\u4e00\u4e2a\u6216\u591a\u4e2a\u968f\u673a\u6570<\/td>\n<\/tr>\n
    12<\/td>\nSREM key member1 [member2] \u79fb\u9664\u96c6\u5408\u4e2d\u4e00\u4e2a\u6216\u591a\u4e2a\u6210\u5458<\/td>\n<\/tr>\n
    13<\/td>\nSUNION key1 [key2] \u8fd4\u56de\u6240\u6709\u7ed9\u5b9a\u96c6\u5408\u7684\u5e76\u96c6<\/td>\n<\/tr>\n
    14<\/td>\nSUNIONSTORE destination key1 [key2] \u6240\u6709\u7ed9\u5b9a\u96c6\u5408\u7684\u5e76\u96c6\u5b58\u50a8\u5728 destination \u96c6\u5408\u4e2d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

    redis\u5b9e\u73b0\u5171\u540c\u597d\u53cb\u7684\u601d\u8def\u8be6\u89e3...<\/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-201196","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201196","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=201196"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201196\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}