{"id":76692,"date":"2024-10-16T09:01:16","date_gmt":"2024-10-16T01:01:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76692\/"},"modified":"2024-10-16T09:01:16","modified_gmt":"2024-10-16T01:01:16","slug":"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%adchar%e8%88%87varchar%e4%b9%8b%e7%88%ad","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76692\/","title":{"rendered":"MySQL\u6578\u64da\u5eab\u4e2dCHAR\u8207VARCHAR\u4e4b\u722d"},"content":{"rendered":"<h1 id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%adchar%e8%88%87varchar%e4%b9%8b%e7%88%ad-zHVPkLOBeW\">MySQL\u6578\u64da\u5eab\u4e2dCHAR\u8207VARCHAR\u4e4b\u722d<\/h1>\n<p>\u5728MySQL\u6578\u64da\u5eab\u4e2d\uff0cCHAR\u548cVARCHAR\u662f\u5169\u7a2e\u5e38\u7528\u7684\u5b57\u7b26\u4e32\u6578\u64da\u985e\u578b\u3002\u96d6\u7136\u5b83\u5011\u7684\u529f\u80fd\u76f8\u4f3c\uff0c\u4f46\u5728\u5b58\u5132\u65b9\u5f0f\u3001\u6027\u80fd\u548c\u4f7f\u7528\u5834\u666f\u4e0a\u537b\u5b58\u5728\u986f\u8457\u7684\u5dee\u7570\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u5169\u8005\u7684\u7279\u9ede\u3001\u512a\u7f3a\u9ede\u4ee5\u53ca\u9069\u7528\u60c5\u6cc1\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5728\u9078\u64c7\u6642\u505a\u51fa\u660e\u667a\u7684\u6c7a\u7b56\u3002<\/p>\n<h2 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