{"id":87816,"date":"2024-10-18T04:13:17","date_gmt":"2024-10-17T20:13:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87816\/"},"modified":"2024-10-18T04:13:17","modified_gmt":"2024-10-17T20:13:17","slug":"ora-22055-%e6%9c%aa%e7%9f%a5%e7%9a%84%e7%ac%a6%e8%99%9f%e6%a8%99%e8%aa%8c%e5%80%bc-string-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/87816\/","title":{"rendered":"ORA-22055: \u672a\u77e5\u7684\u7b26\u865f\u6a19\u8a8c\u503c [string] ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-22055-%e6%9c%aa%e7%9f%a5%e7%9a%84%e7%ac%a6%e8%99%9f%e6%a8%99%e8%aa%8c%e5%80%bc-string-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-trVbyLWWfe\">ORA-22055: \u672a\u77e5\u7684\u7b26\u865f\u6a19\u8a8c\u503c [string] ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\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-22055<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u5728\u8655\u7406\u67d0\u4e9b\u6578\u64da\u6642\uff0c\u7cfb\u7d71\u9047\u5230\u4e86\u672a\u77e5\u7684\u7b26\u865f\u6a19\u8a8c\u503c\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u8655\u7406\u7684\u4e2d\u65b7\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e <code>ORA-22055<\/code> \u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"ora-22055-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-trVbyLWWfe\">ORA-22055 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p><code>ORA-22055<\/code> \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u7576\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u985e\u578b\u8207\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7684\u6578\u64da\u985e\u578b\u4e0d\u4e00\u81f4\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u5617\u8a66\u5c07\u4e00\u500b\u5b57\u7b26\u4e32\u63d2\u5165\u5230\u4e00\u500b\u6578\u5b57\u985e\u578b\u7684\u5b57\u6bb5\u4e2d\u3002<\/li>\n<li><strong>\u4e0d\u6b63\u78ba\u7684\u683c\u5f0f\uff1a<\/strong>\u5728\u8655\u7406\u65e5\u671f\u6216\u6642\u9593\u6578\u64da\u6642\uff0c\u5982\u679c\u683c\u5f0f\u4e0d\u6b63\u78ba\uff0c\u4e5f\u53ef\u80fd\u5f15\u767c\u6b64\u932f\u8aa4\u3002Oracle \u5c0d\u65e5\u671f\u548c\u6642\u9593\u7684\u683c\u5f0f\u6709\u56b4\u683c\u7684\u8981\u6c42\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\u554f\u984c\uff1a<\/strong>\u5982\u679c\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4e0d\u7b26\u5408\u5b8c\u6574\u6027\u7d04\u675f\uff08\u5982\u4e3b\u9375\u3001\u5916\u9375\u7b49\uff09\uff0c\u5247\u5728\u57f7\u884c\u67d0\u4e9b\u64cd\u4f5c\u6642\u53ef\u80fd\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%ad%98%e5%88%a5-ora-22055-%e9%8c%af%e8%aa%a4-trVbyLWWfe\">\u5982\u4f55\u8b58\u5225 ORA-22055 \u932f\u8aa4<\/h2>\n<p>\u7576 <code>ORA-22055<\/code> \u932f\u8aa4\u767c\u751f\u6642\uff0cOracle \u6578\u64da\u5eab\u6703\u8fd4\u56de\u4e00\u689d\u932f\u8aa4\u6d88\u606f\uff0c\u901a\u5e38\u5305\u542b\u4ee5\u4e0b\u4fe1\u606f\uff1a<\/p>\n<pre>\nORA-22055: \u672a\u77e5\u7684\u7b26\u865f\u6a19\u8a8c\u503c [string]\n<\/pre>\n<p>\u9019\u689d\u6d88\u606f\u4e2d\u7684 [string] \u90e8\u5206\u901a\u5e38\u6703\u63d0\u4f9b\u6709\u95dc\u932f\u8aa4\u7684\u5177\u9ad4\u4fe1\u606f\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5b9a\u4f4d\u554f\u984c\u7684\u6839\u6e90\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-trVbyLWWfe\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 <code>ORA-22055<\/code> \u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-trVbyLWWfe\">1. \u6aa2\u67e5\u6578\u64da\u985e\u578b<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u6578\u64da\u5eab\u4e2d\u8868\u7684\u7d50\u69cb\uff0c\u78ba\u4fdd\u6240\u6709\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u8207\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u7684\u6578\u64da\u985e\u578b\u4e00\u81f4\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\u8868\u7d50\u69cb\uff1a<\/p>\n<pre>\nSELECT column_name, data_type\nFROM user_tab_columns\nWHERE table_name = 'YOUR_TABLE_NAME';\n<\/pre>\n<h3 id=\"2-%e9%a9%97%e8%ad%89%e6%95%b8%e6%93%9a%e6%a0%bc%e5%bc%8f-trVbyLWWfe\">2. \u9a57\u8b49\u6578\u64da\u683c\u5f0f<\/h3>\n<p>\u5982\u679c\u932f\u8aa4\u8207\u65e5\u671f\u6216\u6642\u9593\u6709\u95dc\uff0c\u8acb\u6aa2\u67e5\u6578\u64da\u7684\u683c\u5f0f\u662f\u5426\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528 <code>TO_DATE<\/code> \u51fd\u6578\u4f86\u78ba\u4fdd\u65e5\u671f\u683c\u5f0f\u6b63\u78ba\uff1a<\/p>\n<pre>\nSELECT TO_DATE('2023-10-01', 'YYYY-MM-DD') FROM dual;\n<\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ae%8c%e6%95%b4%e6%80%a7-trVbyLWWfe\">3. \u6aa2\u67e5\u6578\u64da\u5b8c\u6574\u6027<\/h3>\n<p>\u78ba\u4fdd\u6240\u6709\u6578\u64da\u90fd\u7b26\u5408\u5b8c\u6574\u6027\u7d04\u675f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u8868\u4e2d\u7684\u6578\u64da\uff1a<\/p>\n<pre>\nSELECT *\nFROM YOUR_TABLE_NAME\nWHERE YOUR_CONSTRAINT_COLUMN IS NULL;\n<\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e7%9a%84%e8%80%83%e9%87%8f-trVbyLWWfe\">\u9060\u7a0b\u8655\u7406\u7684\u8003\u91cf<\/h2>\n<p>\u5728\u9032\u884c\u6545\u969c\u4fee\u5fa9\u6642\uff0c\u7279\u5225\u662f\u5728\u9060\u7a0b\u8655\u7406\u7684\u60c5\u6cc1\u4e0b\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u5099\u4efd\u6578\u64da\uff1a<\/strong>\u5728\u9032\u884c\u4efb\u4f55\u66f4\u6539\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li><strong>\u4f7f\u7528\u6e2c\u8a66\u74b0\u5883\uff1a<\/strong>\u5728\u751f\u7522\u74b0\u5883\u4e2d\u9032\u884c\u66f4\u6539\u4e4b\u524d\uff0c\u5148\u5728\u6e2c\u8a66\u74b0\u5883\u4e2d\u9a57\u8b49\u4fee\u5fa9\u65b9\u6848\u7684\u6709\u6548\u6027\u3002<\/li>\n<li><strong>\u8a18\u9304\u8b8a\u66f4\uff1a<\/strong>\u8a73\u7d30\u8a18\u9304\u6240\u6709\u8b8a\u66f4\uff0c\u4ee5\u4fbf\u5728\u51fa\u73fe\u554f\u984c\u6642\u80fd\u5920\u5feb\u901f\u56de\u6eaf\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-trVbyLWWfe\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u4e4b\uff0c<code>ORA-22055<\/code> \u932f\u8aa4\u662f\u4e00\u500b\u5e38\u898b\u7684 Oracle \u6578\u64da\u5eab\u932f\u8aa4\uff0c\u901a\u5e38\u7531\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u3001\u4e0d\u6b63\u78ba\u7684\u683c\u5f0f\u6216\u6578\u64da\u5b8c\u6574\u6027\u554f\u984c\u5f15\u8d77\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u6578\u64da\u985e\u578b\u3001\u9a57\u8b49\u6578\u64da\u683c\u5f0f\u4ee5\u53ca\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5728\u9032\u884c\u6545\u969c\u4fee\u5fa9\u6642\uff0c\u7279\u5225\u662f\u5728\u9060\u7a0b\u8655\u7406\u7684\u60c5\u6cc1\u4e0b\uff0c\u9075\u5faa\u6700\u4f73\u5be6\u8e10\u5c07\u6709\u52a9\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u53ca\u5176\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-22055 \u932f\u8aa4\uff0c\u4e86\u89e3\u672a\u77e5\u7b26\u865f\u6a19\u8a8c\u503c [string] \u7684\u539f\u56e0\u53ca\u9060\u7a0b\u8655\u7406\u65b9\u6cd5\uff0c\u5feb\u901f\u4fee\u5fa9 Oracle \u6545\u969c\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-87816","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87816","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=87816"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87816\/revisions"}],"predecessor-version":[{"id":87817,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87816\/revisions\/87817"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=87816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=87816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=87816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}