{"id":127907,"date":"2024-10-26T10:11:27","date_gmt":"2024-10-26T02:11:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/127907\/"},"modified":"2024-10-26T10:11:28","modified_gmt":"2024-10-26T02:11:28","slug":"redis-%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e9%8d%b5%e5%b0%8d%e6%87%89%e6%95%b8%e9%87%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/127907\/","title":{"rendered":"Redis \u5982\u4f55\u67e5\u770b\u9375\u5c0d\u61c9\u6578\u91cf"},"content":{"rendered":"

Redis \u5982\u4f55\u67e5\u770b\u9375\u5c0d\u61c9\u6578\u91cf<\/h1>\n

Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6578\u64da\u5eab\u548c\u6d88\u606f\u4ee3\u7406\u7b49\u5834\u666f\u3002\u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u7684 NoSQL \u6578\u64da\u5eab\uff0cRedis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u5730\u7ba1\u7406\u6578\u64da\u3002\u5728\u4f7f\u7528 Redis \u7684\u904e\u7a0b\u4e2d\uff0c\u4e86\u89e3\u5982\u4f55\u67e5\u770b\u9375\u5c0d\u61c9\u7684\u6578\u91cf\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u76e3\u63a7\u6578\u64da\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u9084\u80fd\u5e6b\u52a9\u512a\u5316\u6027\u80fd\u3002<\/p>\n

\u9375\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

\u5728 Redis \u4e2d\uff0c\u6240\u6709\u7684\u6578\u64da\u90fd\u662f\u4ee5\u9375\u503c\u5c0d\u7684\u5f62\u5f0f\u5b58\u5132\u7684\u3002\u6bcf\u500b\u9375\u90fd\u662f\u552f\u4e00\u7684\uff0c\u4e26\u4e14\u53ef\u4ee5\u5c0d\u61c9\u5230\u4e0d\u540c\u985e\u578b\u7684\u503c\uff0c\u4f8b\u5982\u5b57\u7b26\u4e32\u3001\u5217\u8868\u3001\u96c6\u5408\u3001\u54c8\u5e0c\u7b49\u3002\u4e86\u89e3\u9375\u7684\u6578\u91cf\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u8a55\u4f30\u6578\u64da\u7684\u898f\u6a21\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n

\u67e5\u770b\u9375\u7684\u6578\u91cf<\/h2>\n

\u8981\u67e5\u770b Redis \u4e2d\u9375\u7684\u6578\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n

1. \u4f7f\u7528 DBSIZE<\/code> \u547d\u4ee4<\/h3>\n

DBSIZE<\/code> \u547d\u4ee4\u53ef\u4ee5\u8fd4\u56de\u7576\u524d\u6578\u64da\u5eab\u4e2d\u9375\u7684\u7e3d\u6578\u3002\u9019\u662f\u4e00\u500b\u975e\u5e38\u7c21\u55ae\u4e14\u76f4\u63a5\u7684\u65b9\u6cd5\uff0c\u9069\u5408\u7528\u65bc\u5feb\u901f\u67e5\u770b\u9375\u7684\u6578\u91cf\u3002<\/p>\n

127.0.0.1:6379> DBSIZE\n(integer) 5\n<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u8fd4\u56de\u7684\u6578\u5b57 5 \u8868\u793a\u7576\u524d\u6578\u64da\u5eab\u4e2d\u6709 5 \u500b\u9375\u3002<\/p>\n
2. \u4f7f\u7528 KEYS<\/code> \u547d\u4ee4<\/h3>\n
\u5982\u679c\u9700\u8981\u67e5\u770b\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u9375\uff0c\u53ef\u4ee5\u4f7f\u7528 KEYS<\/code> \u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u5141\u8a31\u4f7f\u7528\u901a\u914d\u7b26\u4f86\u5339\u914d\u9375\u540d\uff0c\u4e26\u8fd4\u56de\u6240\u6709\u7b26\u5408\u689d\u4ef6\u7684\u9375\u3002<\/p>\n
127.0.0.1:6379> KEYS *\n1) \"key1\"\n2) \"key2\"\n3) \"key3\"\n4) \"key4\"\n5) \"key5\"\n<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cKEYS *<\/code> \u8fd4\u56de\u4e86\u6240\u6709\u7684\u9375\u3002\u8981\u7372\u53d6\u9375\u7684\u6578\u91cf\uff0c\u53ef\u4ee5\u5c07\u8fd4\u56de\u7684\u7d50\u679c\u9032\u884c\u8a08\u6578\u3002<\/p>\n
3. \u4f7f\u7528 SCAN<\/code> \u547d\u4ee4<\/h3>\n
\u5c0d\u65bc\u5927\u578b\u6578\u64da\u5eab\uff0c\u4f7f\u7528 KEYS<\/code> \u547d\u4ee4\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\uff0c\u56e0\u70ba\u5b83\u6703\u4e00\u6b21\u6027\u8fd4\u56de\u6240\u6709\u9375\u3002\u6b64\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 SCAN<\/code> \u547d\u4ee4\u3002SCAN<\/code> \u547d\u4ee4\u4ee5\u589e\u91cf\u7684\u65b9\u5f0f\u904d\u6b77\u9375\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/p>\n
127.0.0.1:6379> SCAN 0\n1) \"cursor\"\n2) 1) \"key1\"\n   2) \"key2\"\n   3) \"key3\"\n   4) \"key4\"\n   5) \"key5\"\n<\/code><\/pre>\n
\u901a\u904e\u4e0d\u65b7\u8abf\u7528 SCAN<\/code> \u547d\u4ee4\uff0c\u76f4\u5230\u6e38\u6a19\u8fd4\u56de 0\uff0c\u53ef\u4ee5\u7372\u53d6\u6240\u6709\u9375\u4e26\u8a08\u7b97\u5176\u6578\u91cf\u3002<\/p>\n
\u6ce8\u610f\u4e8b\u9805<\/h2>\n
\u5728\u4f7f\u7528 KEYS<\/code> \u547d\u4ee4\u6642\uff0c\u61c9\u8a72\u6ce8\u610f\u5176\u6027\u80fd\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u6578\u64da\u5eab\u4e2d\u3002\u5efa\u8b70\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528 SCAN<\/code> \u547d\u4ee4\u4f86\u907f\u514d\u6f5b\u5728\u7684\u6027\u80fd\u554f\u984c\u3002\u6b64\u5916\uff0c\u5b9a\u671f\u76e3\u63a7\u9375\u7684\u6578\u91cf\u548c\u985e\u578b\uff0c\u53ef\u4ee5\u5e6b\u52a9\u53ca\u6642\u767c\u73fe\u554f\u984c\u4e26\u9032\u884c\u512a\u5316\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u4e86\u89e3\u5982\u4f55\u67e5\u770b Redis \u4e2d\u7684\u9375\u5c0d\u61c9\u6578\u91cf\u662f\u7ba1\u7406\u6578\u64da\u7684\u91cd\u8981\u4e00\u74b0\u3002\u901a\u904e\u4f7f\u7528 DBSIZE<\/code>\u3001KEYS<\/code> \u548c SCAN<\/code> \u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9748\u6d3b\u5730\u7372\u53d6\u6240\u9700\u7684\u4fe1\u606f\uff0c\u5f9e\u800c\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u6578\u64da\u3002\u5728\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u65b9\u6848\u6642\uff0c\u8003\u616e\u5230 Redis \u7684\u6027\u80fd\u9700\u6c42\uff0c\u53ef\u4ee5\u5e6b\u52a9\u63d0\u5347\u61c9\u7528\u7684\u6574\u9ad4\u6548\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u5728 Redis \u4e2d\u67e5\u770b\u9375\u5c0d\u61c9\u7684\u6578\u91cf\uff0c\u638c\u63e1\u547d\u4ee4\u548c\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-127907","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127907","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=127907"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127907\/revisions"}],"predecessor-version":[{"id":127908,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127907\/revisions\/127908"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=127907"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=127907"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=127907"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}