{"id":60155,"date":"2024-10-13T00:30:25","date_gmt":"2024-10-12T16:30:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60155\/"},"modified":"2024-10-13T00:30:25","modified_gmt":"2024-10-12T16:30:25","slug":"c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%beredis%e5%ad%98%e5%84%b2%e6%8a%80%e8%a1%93%ef%bc%88redis%e7%94%a8c%e5%af%a6%e7%8f%be%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60155\/","title":{"rendered":"C\u8a9e\u8a00\u5be6\u73feRedis\u5b58\u5132\u6280\u8853\uff08redis\u7528c\u5be6\u73fe\uff09"},"content":{"rendered":"

C\u8a9e\u8a00\u5be6\u73feRedis\u5b58\u5132\u6280\u8853\uff08redis\u7528c\u5be6\u73fe\uff09<\/h1>\n

Redis\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u96d6\u7136Redis\u4e3b\u8981\u662f\u7528C\u8a9e\u8a00\u958b\u767c\u7684\uff0c\u4f46\u8a31\u591a\u958b\u767c\u8005\u53ef\u80fd\u5c0d\u5982\u4f55\u7528C\u8a9e\u8a00\u5be6\u73fe\u985e\u4f3c\u7684\u5b58\u5132\u6280\u8853\u611f\u5230\u597d\u5947\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u7528C\u8a9e\u8a00\u5be6\u73feRedis\u7684\u57fa\u672c\u5b58\u5132\u6280\u8853\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u793a\u4f8b\u4ee3\u78bc\u4f86\u5e6b\u52a9\u7406\u89e3\u3002<\/p>\n

Redis\u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n

Redis\u7684\u6838\u5fc3\u662f\u5176\u6578\u64da\u7d50\u69cb\uff0c\u4e3b\u8981\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u9019\u4e9b\u6578\u64da\u7d50\u69cb\u4f7f\u5f97Redis\u80fd\u5920\u9ad8\u6548\u5730\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002Redis\u4f7f\u7528\u5167\u5b58\u4f5c\u70ba\u6578\u64da\u5b58\u5132\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u6027\u80fd\u548c\u53ef\u9760\u6027\u4e0a\u90fd\u8868\u73fe\u51fa\u8272\u3002<\/p>\n

\u7528C\u8a9e\u8a00\u5be6\u73fe\u57fa\u672c\u7684\u9375\u503c\u5b58\u5132<\/h2>\n

\u5728C\u8a9e\u8a00\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u7d50\u69cb\u9ad4\u4f86\u5be6\u73fe\u4e00\u500b\u7c21\u55ae\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u7528C\u8a9e\u8a00\u5be6\u73fe\u4e00\u500b\u57fa\u672c\u7684\u9375\u503c\u5b58\u5132\uff1a<\/p>\n

\n#include <stdio.h>\n#include <stdlib.h>\n#include <string.h>\n\n#define MAX_KEYS 100\n\ntypedef struct {\n    char *key;\n    char *value;\n} KeyValuePair;\n\ntypedef struct {\n    KeyValuePair pairs[MAX_KEYS];\n    int count;\n} KeyValueStore;\n\nvoid initStore(KeyValueStore *store) {\n    store->count = 0;\n}\n\nint set(KeyValueStore *store, const char *key, const char *value) {\n    if (store->count >= MAX_KEYS) {\n        return -1; \/\/ \u5b58\u5132\u5df2\u6eff\n    }\n    store->pairs[store->count].key = strdup(key);\n    store->pairs[store->count].value = strdup(value);\n    store->count++;\n    return 0; \/\/ \u6210\u529f\n}\n\nchar* get(KeyValueStore *store, const char *key) {\n    for (int i = 0; i < store->count; i++) {\n        if (strcmp(store->pairs[i].key, key) == 0) {\n            return store->pairs[i].value;\n        }\n    }\n    return NULL; \/\/ \u672a\u627e\u5230\n}\n\nvoid freeStore(KeyValueStore *store) {\n    for (int i = 0; i < store->count; i++) {\n        free(store->pairs[i].key);\n        free(store->pairs[i].value);\n    }\n}\n<\/code><\/pre>\n
\u4ee3\u78bc\u89e3\u91cb<\/h3>\n
\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba\u7684\u7d50\u69cb\u9ad4\uff0c\u8a72\u7d50\u69cb\u9ad4\u5305\u542b\u4e00\u500b\u9375\u503c\u5c0d\u7684\u6578\u7d44\u548c\u4e00\u500b\u8a08\u6578\u5668\u3002initStore<\/code>\u51fd\u6578\u7528\u65bc\u521d\u59cb\u5316\u5b58\u5132\uff0cset<\/code>\u51fd\u6578\u7528\u65bc\u6dfb\u52a0\u9375\u503c\u5c0d\uff0c\u800cget<\/code>\u51fd\u6578\u5247\u7528\u65bc\u6839\u64da\u9375\u6aa2\u7d22\u503c\u3002\u6700\u5f8c\uff0cfreeStore<\/code>\u51fd\u6578\u7528\u65bc\u91cb\u653e\u5167\u5b58\u3002<\/p>\n
\u6301\u4e45\u5316\u6578\u64da<\/h2>\n
Redis\u652f\u6301\u591a\u7a2e\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u5305\u62ecRDB\u5feb\u7167\u548cAOF\u65e5\u8a8c\u3002\u5728C\u8a9e\u8a00\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u6587\u4ef6\u64cd\u4f5c\u4f86\u5be6\u73fe\u7c21\u55ae\u7684\u6301\u4e45\u5316\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07\u6578\u64da\u5beb\u5165\u6587\u4ef6\uff1a<\/p>\n
\nvoid saveToFile(KeyValueStore *store, const char *filename) {\n    FILE *file = fopen(filename, \"w\");\n    if (file == NULL) {\n        perror(\"\u7121\u6cd5\u6253\u958b\u6587\u4ef6\");\n        return;\n    }\n    for (int i = 0; i < store->count; i++) {\n        fprintf(file, \"%s=%sn\", store->pairs[i].key, store->pairs[i].value);\n    }\n    fclose(file);\n}\n<\/code><\/pre>\n
\u8b80\u53d6\u6578\u64da<\/h3>\n
\u540c\u6a23\uff0c\u6211\u5011\u53ef\u4ee5\u5be6\u73fe\u4e00\u500b\u51fd\u6578\u4f86\u5f9e\u6587\u4ef6\u4e2d\u8b80\u53d6\u6578\u64da\u4e26\u52a0\u8f09\u5230\u5b58\u5132\u4e2d\uff1a<\/p>\n
\nvoid loadFromFile(KeyValueStore *store, const char *filename) {\n    FILE *file = fopen(filename, \"r\");\n    if (file == NULL) {\n        perror(\"\u7121\u6cd5\u6253\u958b\u6587\u4ef6\");\n        return;\n    }\n    char line[256];\n    while (fgets(line, sizeof(line), file)) {\n        char *key = strtok(line, \"=\");\n        char *value = strtok(NULL, \"n\");\n        set(store, key, value);\n    }\n    fclose(file);\n}\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u901a\u904e\u4ee5\u4e0a\u793a\u4f8b\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u5982\u4f55\u7528C\u8a9e\u8a00\u5be6\u73fe\u4e00\u500b\u7c21\u55ae\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u4e26\u4e14\u652f\u6301\u57fa\u672c\u7684\u6301\u4e45\u5316\u529f\u80fd\u3002\u96d6\u7136\u9019\u500b\u5be6\u73fe\u76f8\u5c0d\u7c21\u55ae\uff0c\u4f46\u5b83\u5c55\u793a\u4e86Redis\u7684\u57fa\u672c\u6982\u5ff5\u548c\u6578\u64da\u7d50\u69cb\u3002\u5c0d\u65bc\u5e0c\u671b\u6df1\u5165\u4e86\u89e3Redis\u5b58\u5132\u6280\u8853\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u9019\u662f\u4e00\u500b\u4e0d\u932f\u7684\u8d77\u9ede\u3002<\/p>\n
\u5982\u679c\u60a8\u5c0d\u65bc\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u4eab\u53d7\u66f4\u9ad8\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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