{"id":93200,"date":"2024-10-19T12:00:19","date_gmt":"2024-10-19T04:00:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/93200\/"},"modified":"2024-10-19T12:00:20","modified_gmt":"2024-10-19T04:00:20","slug":"ora-49429-%e6%96%87%e4%bb%b6%e5%b7%b2%e5%ad%98%e5%9c%a8%e4%b8%94%e6%9c%aa%e6%8c%87%e5%ae%9a-overwrite-%e9%81%b8%e9%a0%85-string-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/93200\/","title":{"rendered":"ORA-49429: \u6587\u4ef6\u5df2\u5b58\u5728\u4e14\u672a\u6307\u5b9a OVERWRITE \u9078\u9805 [string] ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-49429-%e6%96%87%e4%bb%b6%e5%b7%b2%e5%ad%98%e5%9c%a8%e4%b8%94%e6%9c%aa%e6%8c%87%e5%ae%9a-overwrite-%e9%81%b8%e9%a0%85-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-GvNenDsYzX\">ORA-49429: \u6587\u4ef6\u5df2\u5b58\u5728\u4e14\u672a\u6307\u5b9a OVERWRITE \u9078\u9805 \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f <code>ORA-49429<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u5617\u8a66\u5275\u5efa\u6216\u5c0e\u5165\u6587\u4ef6\u6642\uff0c\u7cfb\u7d71\u6aa2\u6e2c\u5230\u76ee\u6a19\u6587\u4ef6\u5df2\u7d93\u5b58\u5728\uff0c\u4f46\u672a\u6307\u5b9a\u8986\u84cb\u9078\u9805\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"ora-49429-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-GvNenDsYzX\">ORA-49429 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>\u7576\u60a8\u5728 Oracle \u6578\u64da\u5eab\u4e2d\u57f7\u884c\u67d0\u4e9b\u64cd\u4f5c\uff08\u5982\u5c0e\u5165\u6578\u64da\u6216\u5275\u5efa\u6587\u4ef6\uff09\u6642\uff0c\u7cfb\u7d71\u6703\u6aa2\u67e5\u76ee\u6a19\u4f4d\u7f6e\u662f\u5426\u5df2\u5b58\u5728\u540c\u540d\u6587\u4ef6\u3002\u5982\u679c\u8a72\u6587\u4ef6\u5df2\u5b58\u5728\u4e14\u60a8\u672a\u660e\u78ba\u6307\u5b9a\u8981\u8986\u84cb\u5b83\uff0c\u5247\u6703\u5f15\u767c <code>ORA-49429<\/code> \u932f\u8aa4\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 <code>CREATE<\/code> \u6216 <code>IMPORT<\/code> \u547d\u4ee4\u6642\uff0c\u76ee\u6a19\u6587\u4ef6\u5df2\u5b58\u5728\u3002<\/li>\n<li>\u5728\u57f7\u884c\u6279\u8655\u7406\u8173\u672c\u6642\uff0c\u672a\u8003\u616e\u5230\u6587\u4ef6\u7684\u5b58\u5728\u6027\u3002<\/li>\n<li>\u5728\u81ea\u52d5\u5316\u904e\u7a0b\u4e2d\uff0c\u672a\u6b63\u78ba\u8655\u7406\u6587\u4ef6\u7684\u8986\u84cb\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e5%bd%b1%e9%9f%bf-GvNenDsYzX\">\u932f\u8aa4\u7684\u5f71\u97ff<\/h2>\n<p>\u6b64\u932f\u8aa4\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u5c0e\u5165\u5931\u6557\uff0c\u5f71\u97ff\u696d\u52d9\u6d41\u7a0b\uff0c\u4e26\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6027\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u5b9a\u671f\u66f4\u65b0\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\uff0c\u672a\u80fd\u6210\u529f\u5c0e\u5165\u6578\u64da\u53ef\u80fd\u6703\u5f71\u97ff\u5831\u544a\u548c\u5206\u6790\u7684\u6e96\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-GvNenDsYzX\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u8981\u89e3\u6c7a <code>ORA-49429<\/code> \u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e6%8c%87%e5%ae%9a-overwrite-%e9%81%b8%e9%a0%85-GvNenDsYzX\">1. \u6307\u5b9a OVERWRITE \u9078\u9805<\/h3>\n<p>\u5728\u57f7\u884c\u5c0e\u5165\u6216\u5275\u5efa\u64cd\u4f5c\u6642\uff0c\u60a8\u53ef\u4ee5\u660e\u78ba\u6307\u5b9a\u8986\u84cb\u9078\u9805\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>IMPORT DATA OVERWRITE = TRUE<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u544a\u8a34\u7cfb\u7d71\u5373\u4f7f\u76ee\u6a19\u6587\u4ef6\u5df2\u5b58\u5728\uff0c\u4e5f\u8981\u8986\u84cb\u5b83\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e6%96%87%e4%bb%b6%e5%ad%98%e5%9c%a8%e6%80%a7-GvNenDsYzX\">2. \u6aa2\u67e5\u6587\u4ef6\u5b58\u5728\u6027<\/h3>\n<p>\u5728\u57f7\u884c\u64cd\u4f5c\u4e4b\u524d\uff0c\u60a8\u53ef\u4ee5\u5148\u6aa2\u67e5\u76ee\u6a19\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3002\u5982\u679c\u5b58\u5728\uff0c\u5247\u53ef\u4ee5\u9078\u64c7\u522a\u9664\u8a72\u6587\u4ef6\u6216\u66f4\u6539\u6587\u4ef6\u540d\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u6587\u4ef6\uff1a<\/p>\n<pre><code>SELECT * FROM user_directories WHERE directory_name = 'YOUR_DIRECTORY_NAME';<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-pl-sql-%e8%85%b3%e6%9c%ac%e8%87%aa%e5%8b%95%e5%8c%96%e8%99%95%e7%90%86-GvNenDsYzX\">3. \u4f7f\u7528 PL\/SQL \u8173\u672c\u81ea\u52d5\u5316\u8655\u7406<\/h3>\n<p>\u60a8\u53ef\u4ee5\u7de8\u5beb PL\/SQL \u8173\u672c\u4f86\u81ea\u52d5\u5316\u6aa2\u67e5\u548c\u8655\u7406\u6587\u4ef6\u7684\u5b58\u5728\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nDECLARE\n    v_file_exists BOOLEAN;\nBEGIN\n    v_file_exists := DBMS_FILE.EXISTS('YOUR_DIRECTORY\/YOUR_FILE');\n    IF v_file_exists THEN\n        DBMS_FILE.DELETE('YOUR_DIRECTORY\/YOUR_FILE');\n    END IF;\n    -- \u7136\u5f8c\u57f7\u884c\u5c0e\u5165\u6216\u5275\u5efa\u64cd\u4f5c\nEND;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-GvNenDsYzX\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c<code>ORA-49429<\/code> \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u6587\u4ef6\u5df2\u5b58\u5728\u4e14\u672a\u6307\u5b9a\u8986\u84cb\u9078\u9805\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u660e\u78ba\u6307\u5b9a\u8986\u84cb\u9078\u9805\u3001\u6aa2\u67e5\u6587\u4ef6\u5b58\u5728\u6027\u4ee5\u53ca\u4f7f\u7528 PL\/SQL \u8173\u672c\u81ea\u52d5\u5316\u8655\u7406\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u4e86\u89e3\u9019\u4e9b\u89e3\u6c7a\u65b9\u6848\u4e0d\u50c5\u80fd\u5e6b\u52a9\u60a8\u5feb\u901f\u4fee\u5fa9\u932f\u8aa4\uff0c\u9084\u80fd\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u670d\u52d9\u80fd\u5920\u652f\u6301\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\uff0c\u78ba\u4fdd\u60a8\u7684\u696d\u52d9\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-49429 \u932f\u8aa4\uff1a\u6587\u4ef6\u5df2\u5b58\u5728\u4e14\u672a\u6307\u5b9a OVERWRITE \u9078\u9805\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u6307\u5357\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-93200","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=93200"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93200\/revisions"}],"predecessor-version":[{"id":93201,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93200\/revisions\/93201"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=93200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=93200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=93200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}