{"id":91444,"date":"2024-10-18T21:16:19","date_gmt":"2024-10-18T13:16:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/91444\/"},"modified":"2024-10-18T21:16:20","modified_gmt":"2024-10-18T13:16:20","slug":"ora-30756-%e7%84%a1%e6%b3%95%e5%89%b5%e5%bb%ba%e5%8c%85%e5%90%ab%e8%b6%85%e9%a1%9e%e5%9e%8b%e5%b1%ac%e6%80%a7%e7%9a%84%e9%a1%9e%e5%9e%8b%e5%88%97%e6%88%96%e8%a1%a8-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/91444\/","title":{"rendered":"ORA-30756: \u7121\u6cd5\u5275\u5efa\u5305\u542b\u8d85\u985e\u578b\u5c6c\u6027\u7684\u985e\u578b\u5217\u6216\u8868 ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-30756-%e7%84%a1%e6%b3%95%e5%89%b5%e5%bb%ba%e5%8c%85%e5%90%ab%e8%b6%85%e9%a1%9e%e5%9e%8b%e5%b1%ac%e6%80%a7%e7%9a%84%e9%a1%9e%e5%9e%8b%e5%88%97%e6%88%96%e8%a1%a8-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85-KEoPXgtrSV\">ORA-30756: 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id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9ora-30756%e9%8c%af%e8%aa%a4-KEoPXgtrSV\">\u5982\u4f55\u4fee\u5fa9ORA-30756\u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9ORA-30756\u932f\u8aa4\u9700\u8981\u4ed4\u7d30\u6aa2\u67e5\u4f60\u7684SQL\u8a9e\u53e5\u548c\u5c0d\u8c61\u985e\u578b\u7684\u5b9a\u7fa9\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%b0%8d%e8%b1%a1%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%ae%9a%e7%be%a9-KEoPXgtrSV\">1. \u6aa2\u67e5\u5c0d\u8c61\u985e\u578b\u7684\u5b9a\u7fa9<\/h3>\n<pre><code>CREATE OR REPLACE TYPE super_type AS OBJECT (\n    id NUMBER,\n    name VARCHAR2(50)\n);\n<\/code><\/pre>\n<p>\u78ba\u4fdd\u8d85\u985e\u578b\u7684\u5b9a\u7fa9\u6b63\u78ba\uff0c\u4e26\u4e14\u6240\u6709\u5c6c\u6027\u90fd\u5df2\u6b63\u78ba\u6307\u5b9a\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e5%ad%90%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%ae%9a%e7%be%a9-KEoPXgtrSV\">2. \u6aa2\u67e5\u5b50\u985e\u578b\u7684\u5b9a\u7fa9<\/h3>\n<pre><code>CREATE OR REPLACE TYPE sub_type UNDER super_type (\n    description VARCHAR2(100)\n);\n<\/code><\/pre>\n<p>\u5728\u5275\u5efa\u5b50\u985e\u578b\u6642\uff0c\u78ba\u4fdd\u5b83\u6b63\u78ba\u7e7c\u627f\u4e86\u8d85\u985e\u578b\u7684\u5c6c\u6027\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5sql%e8%aa%9e%e5%8f%a5-KEoPXgtrSV\">3. \u6aa2\u67e5SQL\u8a9e\u53e5<\/h3>\n<p>\u5728\u5275\u5efa\u8868\u6216\u5217\u6642\uff0c\u6aa2\u67e5SQL\u8a9e\u53e5\u662f\u5426\u6b63\u78ba\u5f15\u7528\u4e86\u5c0d\u8c61\u985e\u578b\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE TABLE my_table OF sub_type;\n<\/code><\/pre>\n<p>\u78ba\u4fdd\u4f7f\u7528\u7684\u5c0d\u8c61\u985e\u578b\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6240\u6709\u5c6c\u6027\u90fd\u5df2\u6b63\u78ba\u6620\u5c04\u3002<\/p>\n<h3 id=\"4-%e6%9b%b4%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e7%89%88%e6%9c%ac-KEoPXgtrSV\">4. 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id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86ora-30756%e9%8c%af%e8%aa%a4-KEoPXgtrSV\">\u9060\u7a0b\u8655\u7406ORA-30756\u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u9060\u7a0b\u8655\u7406ORA-30756\u932f\u8aa4\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u9060\u7a0b\u684c\u9762\u5de5\u5177\uff1a<\/strong>\u901a\u904e\u9060\u7a0b\u684c\u9762\u9023\u63a5\u5230\u6578\u64da\u5eab\u4f3a\u670d\u5668\uff0c\u6aa2\u67e5\u548c\u4fee\u6539\u5c0d\u8c61\u985e\u578b\u7684\u5b9a\u7fa9\u3002<\/li>\n<li><strong>\u4f7f\u7528SQL*Plus\u6216\u5176\u4ed6\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\uff1a<\/strong>\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u4f60\u57f7\u884cSQL\u8a9e\u53e5\u4e26\u6aa2\u67e5\u932f\u8aa4\u3002<\/li>\n<li><strong>\u806f\u7e6bOracle\u652f\u6301\uff1a<\/strong>\u5982\u679c\u554f\u984c\u7121\u6cd5\u89e3\u6c7a\uff0c\u8003\u616e\u806f\u7e6bOracle\u7684\u6280\u8853\u652f\u6301\u4ee5\u7372\u53d6\u5e6b\u52a9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-KEoPXgtrSV\">\u7e3d\u7d50<\/h2>\n<p>ORA-30756\u932f\u8aa4\u901a\u5e38\u8207\u5c0d\u8c61\u985e\u578b\u7684\u5b9a\u7fa9\u548c\u4f7f\u7528\u6709\u95dc\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u5c0d\u8c61\u985e\u578b\u7684\u5b9a\u7fa9\u3001SQL\u8a9e\u53e5\u4ee5\u53ca\u6578\u64da\u5eab\u7248\u672c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5c0d\u65bc\u9700\u8981\u9060\u7a0b\u8655\u7406\u7684\u60c5\u6cc1\uff0c\u4f7f\u7528\u5408\u9069\u7684\u5de5\u5177\u548c\u8cc7\u6e90\u5c07\u6709\u52a9\u65bc\u5feb\u901f\u89e3\u6c7a\u554f\u984c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK 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