{"id":83999,"date":"2024-10-17T03:52:23","date_gmt":"2024-10-16T19:52:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/83999\/"},"modified":"2024-10-17T03:52:23","modified_gmt":"2024-10-16T19:52:23","slug":"ora-06504-pl-sql-%e8%bf%94%e5%9b%9e%e9%9b%86%e8%ae%8a%e9%87%8f%e6%88%96%e6%9f%a5%e8%a9%a2%e7%9a%84%e8%bf%94%e5%9b%9e%e9%a1%9e%e5%9e%8b%e4%b8%8d%e5%8c%b9%e9%85%8d-oracle%e5%a0%b1%e9%8c%af%e6%95%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/83999\/","title":{"rendered":"ORA-06504: PL\/SQL: \u8fd4\u56de\u96c6\u8b8a\u91cf\u6216\u67e5\u8a62\u7684\u8fd4\u56de\u985e\u578b\u4e0d\u5339\u914d ORACLE\u5831\u932f\u6545\u969c\u4fee\u5fa9\u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-06504-pl-sql-%e8%bf%94%e5%9b%9e%e9%9b%86%e8%ae%8a%e9%87%8f%e6%88%96%e6%9f%a5%e8%a9%a2%e7%9a%84%e8%bf%94%e5%9b%9e%e9%a1%9e%e5%9e%8b%e4%b8%8d%e5%8c%b9%e9%85%8d-oracle%e5%a0%b1%e9%8c%af%e6%95%85-eORfZqoTZy\">ORA-06504: PL\/SQL: 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id=\"%e9%8c%af%e8%aa%a4%e7%a4%ba%e4%be%8b-eORfZqoTZy\">\u932f\u8aa4\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5f15\u767cORA-06504\u932f\u8aa4\uff1a<\/p>\n<pre><code>DECLARE\n    TYPE emp_rec IS RECORD (\n        emp_id NUMBER,\n        emp_name VARCHAR2(100)\n    );\n    emp_data emp_rec;\nBEGIN\n    SELECT emp_id, emp_name INTO emp_data FROM employees WHERE ROWNUM = 1;\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u5982\u679c\u201cemployees\u201d\u8868\u4e2d\u6709\u4e00\u500b\u540d\u70ba\u201cemp_salary\u201d\u7684\u5217\uff0c\u4f46\u5728SELECT\u8a9e\u53e5\u4e2d\u672a\u5305\u542b\u8a72\u5217\uff0c\u5247\u6703\u5c0e\u81f4\u8fd4\u56de\u7684\u5217\u6578\u8207emp_data\u8a18\u9304\u985e\u578b\u4e0d\u5339\u914d\uff0c\u5f9e\u800c\u5f15\u767cORA-06504\u932f\u8aa4\u3002<\/p>\n<h2 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