{"id":186936,"date":"2024-11-11T10:04:31","date_gmt":"2024-11-11T02:04:31","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186936\/"},"modified":"2024-11-11T10:04:32","modified_gmt":"2024-11-11T02:04:32","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e8%a9%b3%e8%a7%a3-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e6%98%af%e4%bb%80%e9%ba%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186936\/","title":{"rendered":"\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u8a73\u89e3 (\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u662f\u4ec0\u9ebc)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e8%a9%b3%e8%a7%a3-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e6%98%af%e4%bb%80%e9%ba%bc-PNDXdxpFvx\">\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u8a73\u89e3 (\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u662f\u4ec0\u9ebc)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u6392\u5e8f\u898f\u5247\uff08Collation\uff09\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u6982\u5ff5\u3002\u5b83\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u7684\u5b58\u5132\u65b9\u5f0f\uff0c\u9084\u5f71\u97ff\u67e5\u8a62\u7684\u7d50\u679c\u548c\u6027\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u7684\u5b9a\u7fa9\u3001\u985e\u578b\u53ca\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%ef%bc%9f-PNDXdxpFvx\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u6392\u5e8f\u898f\u5247\u662f\u6307\u5728\u6578\u64da\u5eab\u4e2d\u5982\u4f55\u6bd4\u8f03\u548c\u6392\u5e8f\u5b57\u7b26\u6578\u64da\u7684\u898f\u5247\u3002\u9019\u4e9b\u898f\u5247\u6c7a\u5b9a\u4e86\u5b57\u7b26\u7684\u6392\u5e8f\u9806\u5e8f\u3001\u5927\u5c0f\u5beb\u654f\u611f\u6027\u4ee5\u53ca\u662f\u5426\u8003\u616e\u91cd\u97f3\u7b26\u865f\u7b49\u56e0\u7d20\u3002\u4e0d\u540c\u7684\u6392\u5e8f\u898f\u5247\u53ef\u4ee5\u5f71\u97ff\u67e5\u8a62\u7684\u7d50\u679c\uff0c\u7279\u5225\u662f\u5728\u6d89\u53ca\u5b57\u7b26\u4e32\u6bd4\u8f03\u548c\u6392\u5e8f\u7684\u64cd\u4f5c\u6642\u3002<\/p>\n<h2 id=\"%e6%8e%92%e5%ba%8f%e8%a6%8f%e5%89%87%e7%9a%84%e9%a1%9e%e5%9e%8b-PNDXdxpFvx\">\u6392\u5e8f\u898f\u5247\u7684\u985e\u578b<\/h2>\n<p>\u6392\u5e8f\u898f\u5247\u901a\u5e38\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u7a2e\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>\u5927\u5c0f\u5beb\u654f\u611f\uff08Case Sensitive\uff09<\/strong>\uff1a\u5728\u9019\u7a2e\u6392\u5e8f\u898f\u5247\u4e0b\uff0c\u5927\u5beb\u5b57\u6bcd\u548c\u5c0f\u5beb\u5b57\u6bcd\u88ab\u8996\u70ba\u4e0d\u540c\u7684\u5b57\u7b26\u3002\u4f8b\u5982\uff0c&#8217;A&#8217; \u548c &#8216;a&#8217; \u6703\u88ab\u8996\u70ba\u4e0d\u540c\u7684\u5b57\u7b26\u3002<\/li>\n<li><strong>\u5927\u5c0f\u5beb\u4e0d\u654f\u611f\uff08Case Insensitive\uff09<\/strong>\uff1a\u5728\u9019\u7a2e\u6392\u5e8f\u898f\u5247\u4e0b\uff0c\u5927\u5beb\u5b57\u6bcd\u548c\u5c0f\u5beb\u5b57\u6bcd\u88ab\u8996\u70ba\u76f8\u540c\u7684\u5b57\u7b26\u3002\u4f8b\u5982\uff0c&#8217;A&#8217; \u548c &#8216;a&#8217; \u6703\u88ab\u8996\u70ba\u76f8\u540c\u7684\u5b57\u7b26\u3002<\/li>\n<li><strong>\u91cd\u97f3\u7b26\u865f\u654f\u611f\uff08Accent Sensitive\uff09<\/strong>\uff1a\u9019\u7a2e\u6392\u5e8f\u898f\u5247\u6703\u8003\u616e\u5b57\u7b26\u7684\u91cd\u97f3\u7b26\u865f\u3002\u4f8b\u5982\uff0c&#8217;\u00e9&#8217; \u548c &#8216;e&#8217; \u6703\u88ab\u8996\u70ba\u4e0d\u540c\u7684\u5b57\u7b26\u3002<\/li>\n<li><strong>\u91cd\u97f3\u7b26\u865f\u4e0d\u654f\u611f\uff08Accent Insensitive\uff09<\/strong>\uff1a\u5728\u9019\u7a2e\u6392\u5e8f\u898f\u5247\u4e0b\uff0c\u91cd\u97f3\u7b26\u865f\u4e0d\u6703\u5f71\u97ff\u5b57\u7b26\u7684\u6bd4\u8f03\u3002\u4f8b\u5982\uff0c&#8217;\u00e9&#8217; 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