{"id":97274,"date":"2024-10-20T16:27:18","date_gmt":"2024-10-20T08:27:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97274\/"},"modified":"2024-10-20T16:27:19","modified_gmt":"2024-10-20T08:27:19","slug":"redis-%e5%98%97%e8%a9%a6%e5%a4%b1%e6%95%97%e7%9a%84%e6%95%b8%e6%93%9a%e6%aa%a2%e7%b4%a2%ef%bc%88redis-%e7%8d%b2%e5%8f%96%e4%b8%8d%e5%88%b0%e5%80%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97274\/","title":{"rendered":"Redis \u5617\u8a66\u5931\u6557\u7684\u6578\u64da\u6aa2\u7d22\uff08Redis \u7372\u53d6\u4e0d\u5230\u503c\uff09"},"content":{"rendered":"

Redis \u5617\u8a66\u5931\u6557\u7684\u6578\u64da\u6aa2\u7d22\uff08Redis \u7372\u53d6\u4e0d\u5230\u503c\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\u3002\u7136\u800c\uff0c\u4f7f\u7528 Redis \u6642\uff0c\u958b\u767c\u8005\u6709\u6642\u6703\u9047\u5230\u6578\u64da\u6aa2\u7d22\u5931\u6557\u7684\u60c5\u6cc1\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5c0e\u81f4 Redis \u7372\u53d6\u4e0d\u5230\u503c\u7684\u5e38\u898b\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

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

Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n

\u5e38\u898b\u7684\u6578\u64da\u6aa2\u7d22\u5931\u6557\u539f\u56e0<\/h2>\n

1. \u9375\u4e0d\u5b58\u5728<\/h3>\n

\u6700\u5e38\u898b\u7684\u539f\u56e0\u4e4b\u4e00\u662f\u8acb\u6c42\u7684\u9375\u5728 Redis \u4e2d\u4e26\u4e0d\u5b58\u5728\u3002\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u9375\u88ab\u522a\u9664\u6216\u5f9e\u672a\u88ab\u5275\u5efa\u904e\u3002<\/p>\n

GET non_existent_key<\/code><\/pre>\n
\u5982\u679c\u57f7\u884c\u4e0a\u8ff0\u547d\u4ee4\uff0cRedis \u5c07\u8fd4\u56de (nil)<\/code>\uff0c\u8868\u793a\u8a72\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n
2. \u9375\u7684\u904e\u671f<\/h3>\n
Redis \u652f\u6301\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u5982\u679c\u4e00\u500b\u9375\u5728\u904e\u671f\u6642\u9593\u5230\u9054\u5f8c\u672a\u88ab\u8a2a\u554f\uff0c\u5247\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002<\/p>\n
SET mykey \"value\" EX 10<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cmykey<\/code> \u5c07\u5728 10 \u79d2\u5f8c\u904e\u671f\u3002\u5982\u679c\u5728 10 \u79d2\u5f8c\u5617\u8a66\u6aa2\u7d22\u8a72\u9375\uff0c\u5c07\u6703\u5f97\u5230 (nil)<\/code>\u3002<\/p>\n
3. \u932f\u8aa4\u7684\u6578\u64da\u985e\u578b<\/h3>\n
Redis \u4e2d\u7684\u6bcf\u500b\u9375\u90fd\u6709\u5176\u7279\u5b9a\u7684\u6578\u64da\u985e\u578b\u3002\u5982\u679c\u5617\u8a66\u4ee5\u932f\u8aa4\u7684\u6578\u64da\u985e\u578b\u6aa2\u7d22\u6578\u64da\uff0c\u5c07\u6703\u5c0e\u81f4\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u500b\u9375\u662f\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u4f46\u4f60\u5617\u8a66\u4ee5\u54c8\u5e0c\u985e\u578b\u4f86\u6aa2\u7d22\u5b83\uff0c\u5247\u6703\u51fa\u73fe\u932f\u8aa4\u3002<\/p>\n
HGET mykey field<\/code><\/pre>\n
\u5982\u679c mykey<\/code> \u662f\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u5247\u6703\u8fd4\u56de\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n
4. \u9023\u63a5\u554f\u984c<\/h3>\n
\u5982\u679c Redis \u670d\u52d9\u5668\u7121\u6cd5\u8a2a\u554f\uff0c\u5247\u7121\u6cd5\u6aa2\u7d22\u4efb\u4f55\u6578\u64da\u3002\u9019\u53ef\u80fd\u662f\u7531\u65bc\u7db2\u7d61\u554f\u984c\u6216 Redis \u670d\u52d9\u5668\u672a\u904b\u884c\u6240\u81f4\u3002<\/p>\n
\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u6aa2\u67e5 Redis \u670d\u52d9\u5668\u7684\u72c0\u614b\u548c\u7db2\u7d61\u9023\u63a5\u662f\u5fc5\u8981\u7684\u3002<\/p>\n
\u89e3\u6c7a\u65b9\u6848<\/h2>\n
1. \u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027<\/h3>\n
\u5728\u5617\u8a66\u7372\u53d6\u503c\u4e4b\u524d\uff0c\u53ef\u4ee5\u4f7f\u7528 EXISTS<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\u3002<\/p>\n
EXISTS mykey<\/code><\/pre>\n
\u5982\u679c\u8fd4\u56de\u503c\u70ba 1\uff0c\u5247\u8868\u793a\u9375\u5b58\u5728\uff1b\u5982\u679c\u70ba 0\uff0c\u5247\u8868\u793a\u9375\u4e0d\u5b58\u5728\u3002<\/p>\n
2. \u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593<\/h3>\n
\u5728\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u6642\uff0c\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u4f86\u9078\u64c7\u5408\u9069\u7684\u904e\u671f\u6642\u9593\uff0c\u907f\u514d\u56e0\u904e\u671f\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002<\/p>\n
3. \u78ba\u4fdd\u6578\u64da\u985e\u578b\u6b63\u78ba<\/h3>\n
\u5728\u64cd\u4f5c\u6578\u64da\u4e4b\u524d\uff0c\u61c9\u78ba\u8a8d\u9375\u7684\u6578\u64da\u985e\u578b\uff0c\u4ee5\u907f\u514d\u56e0\u985e\u578b\u4e0d\u5339\u914d\u800c\u5c0e\u81f4\u7684\u932f\u8aa4\u3002<\/p>\n
TYPE mykey<\/code><\/pre>\n
\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u4f60\u78ba\u8a8d\u9375\u7684\u6578\u64da\u985e\u578b\u3002<\/p>\n
4. \u6aa2\u67e5\u9023\u63a5\u72c0\u614b<\/h3>\n
\u5b9a\u671f\u6aa2\u67e5 Redis \u670d\u52d9\u5668\u7684\u904b\u884c\u72c0\u614b\u548c\u7db2\u7d61\u9023\u63a5\uff0c\u78ba\u4fdd\u670d\u52d9\u5668\u6b63\u5e38\u904b\u884c\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728\u4f7f\u7528 Redis \u6642\uff0c\u6578\u64da\u6aa2\u7d22\u5931\u6557\u7684\u60c5\u6cc1\u4e26\u4e0d\u5c11\u898b\u3002\u4e86\u89e3\u5c0e\u81f4\u9019\u4e9b\u554f\u984c\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u4f7f\u7528 Redis\u3002\u7121\u8ad6\u662f\u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027\u3001\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\uff0c\u9084\u662f\u78ba\u4fdd\u6578\u64da\u985e\u578b\u7684\u6b63\u78ba\u6027\uff0c\u9019\u4e9b\u90fd\u662f\u63d0\u9ad8 Redis \u6548\u7387\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22 Redis \u5617\u8a66\u5931\u6557\u7684\u6578\u64da\u6aa2\u7d22\u554f\u984c\uff0c\u4e86\u89e3\u7121\u6cd5\u7372\u53d6\u503c\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\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-97274","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97274","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=97274"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97274\/revisions"}],"predecessor-version":[{"id":97275,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97274\/revisions\/97275"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}