{"id":182426,"date":"2024-11-09T22:21:26","date_gmt":"2024-11-09T14:21:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182426\/"},"modified":"2024-11-09T22:21:26","modified_gmt":"2024-11-09T14:21:26","slug":"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84clob%e9%a1%9e%e5%9e%8b%ef%bc%9f%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%abclob%e9%a1%9e%e5%9e%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182426\/","title":{"rendered":"\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u4e2d\u7684CLOB\u985e\u578b\uff1f\uff08\u6578\u64da\u5eabclob\u985e\u578b\uff09"},"content":{"rendered":"<h1 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84clob%e9%a1%9e%e5%9e%8b%ef%bc%9f%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%abclob%e9%a1%9e%e5%9e%8b%ef%bc%89-XvDgRfWOxp\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u4e2d\u7684CLOB\u985e\u578b\uff1f\uff08\u6578\u64da\u5eabclob\u985e\u578b\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cCLOB\uff08Character Large Object\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u5b58\u5132\u5927\u91cf\u6587\u672c\u6578\u64da\u7684\u6578\u64da\u985e\u578b\u3002CLOB\u985e\u578b\u7684\u4e3b\u8981\u7279\u9ede\u662f\u80fd\u5920\u8655\u7406\u8d85\u904e\u5e38\u898f\u5b57\u7b26\u4e32\u985e\u578b\uff08\u5982VARCHAR\u6216CHAR\uff09\u6240\u80fd\u5bb9\u7d0d\u7684\u6578\u64da\u91cf\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u5927\u6587\u672c\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\u6587\u7ae0\u3001\u66f8\u7c4d\u3001\u5831\u544a\u6216\u4efb\u4f55\u5176\u4ed6\u5f62\u5f0f\u7684\u9577\u6587\u672c\u3002<\/p>\n<h2 id=\"clob%e7%9a%84%e7%89%b9%e6%80%a7-XvDgRfWOxp\">CLOB\u7684\u7279\u6027<\/h2>\n<ul>\n<li><strong>\u5bb9\u91cf\u5927\uff1a<\/strong>CLOB\u985e\u578b\u53ef\u4ee5\u5b58\u5132\u7684\u6578\u64da\u91cf\u901a\u5e38\u9054\u5230\u6578GB\uff0c\u9019\u4f7f\u5f97\u5b83\u9069\u5408\u7528\u65bc\u5b58\u5132\u5927\u91cf\u6587\u672c\u3002<\/li>\n<li><strong>\u5b57\u7b26\u7de8\u78bc\uff1a<\/strong>CLOB\u652f\u6301\u591a\u7a2e\u5b57\u7b26\u7de8\u78bc\uff0c\u9019\u610f\u5473\u8457\u5b83\u53ef\u4ee5\u5b58\u5132\u5404\u7a2e\u8a9e\u8a00\u7684\u6587\u672c\u6578\u64da\u3002<\/li>\n<li><strong>\u64cd\u4f5c\u9748\u6d3b\uff1a<\/strong>CLOB\u6578\u64da\u53ef\u4ee5\u901a\u904e\u7279\u5b9a\u7684API\u9032\u884c\u8b80\u53d6\u548c\u5beb\u5165\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u5730\u8655\u7406\u6587\u672c\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"clob%e7%9a%84%e4%bd%bf%e7%94%a8%e5%a0%b4%e6%99%af-XvDgRfWOxp\">CLOB\u7684\u4f7f\u7528\u5834\u666f<\/h2>\n<p>CLOB\u985e\u578b\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u4f7f\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\uff1a<\/strong>\u5728\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cCLOB\u53ef\u4ee5\u7528\u4f86\u5b58\u5132\u6587\u7ae0\u3001\u535a\u5ba2\u5e16\u5b50\u548c\u5176\u4ed6\u9577\u6587\u672c\u5167\u5bb9\u3002<\/li>\n<li><strong>\u6587\u6a94\u5b58\u5132\uff1a<\/strong>\u8a31\u591a\u4f01\u696d\u9700\u8981\u5b58\u5132\u9577\u6587\u6a94\uff0c\u5982\u5408\u540c\u3001\u5831\u544a\u548c\u624b\u518a\uff0cCLOB\u63d0\u4f9b\u4e86\u4e00\u500b\u7406\u60f3\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/li>\n<li><strong>\u65e5\u8a8c\u6578\u64da\uff1a<\/strong>\u5728\u67d0\u4e9b\u61c9\u7528\u4e2d\uff0c\u65e5\u8a8c\u6578\u64da\u53ef\u80fd\u6703\u975e\u5e38\u9f90\u5927\uff0c\u4f7f\u7528CLOB\u53ef\u4ee5\u6709\u6548\u5730\u5b58\u5132\u9019\u4e9b\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%bd%bf%e7%94%a8clob-XvDgRfWOxp\">\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u4f7f\u7528CLOB<\/h2>\n<p>\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\uff0cCLOB\u7684\u5be6\u73fe\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u6578\u64da\u5eab\u7cfb\u7d71\u4e2dCLOB\u7684\u4f7f\u7528\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"oracle-XvDgRfWOxp\">Oracle<\/h3>\n<pre><code>CREATE TABLE example_table (\n    id NUMBER,\n    content CLOB\n);\n<\/code><\/pre>\n<p>\u5728Oracle\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528CLOB\u985e\u578b\u4f86\u5275\u5efa\u8868\u683c\uff0c\u4e26\u5b58\u5132\u5927\u91cf\u6587\u672c\u6578\u64da\u3002<\/p>\n<h3 id=\"mysql-XvDgRfWOxp\">MySQL<\/h3>\n<pre><code>CREATE TABLE example_table (\n    id INT,\n    content 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id=\"%e7%b8%bd%e7%b5%90-XvDgRfWOxp\">\u7e3d\u7d50<\/h2>\n<p>CLOB\u985e\u578b\u5728\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u9069\u5408\u7528\u65bc\u5b58\u5132\u5927\u91cf\u6587\u672c\u6578\u64da\u3002\u7121\u8ad6\u662f\u5728\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\u3001\u6587\u6a94\u5b58\u5132\u9084\u662f\u65e5\u8a8c\u6578\u64da\u4e2d\uff0cCLOB\u90fd\u80fd\u63d0\u4f9b\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u4e86\u89e3CLOB\u7684\u7279\u6027\u53ca\u5176\u5728\u4e0d\u540c\u6578\u64da\u5eab\u4e2d\u7684\u4f7f\u7528\u65b9\u5f0f\uff0c\u5c0d\u65bc\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u4f86\u8aaa\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK 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