{"id":87840,"date":"2024-10-18T04:25:23","date_gmt":"2024-10-17T20:25:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87840\/"},"modified":"2024-10-18T04:25:24","modified_gmt":"2024-10-17T20:25:24","slug":"ora-22284-%e4%b8%8d%e6%94%af%e6%8c%81%e9%87%8d%e8%a4%87%e7%9a%84-long-%e7%b6%81%e5%ae%9a-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\/87840\/","title":{"rendered":"ORA-22284: \u4e0d\u652f\u6301\u91cd\u8907\u7684 LONG \u7d81\u5b9a ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-22284-%e4%b8%8d%e6%94%af%e6%8c%81%e9%87%8d%e8%a4%87%e7%9a%84-long-%e7%b6%81%e5%ae%9a-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-BSDIRnywfU\">ORA-22284: \u4e0d\u652f\u6301\u91cd\u8907\u7684 LONG \u7d81\u5b9a ORACLE \u5831\u932f \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-22284<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u5617\u8a66\u4f7f\u7528 LONG \u6578\u64da\u985e\u578b\u9032\u884c\u91cd\u8907\u7d81\u5b9a\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"ora-22284-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-BSDIRnywfU\">ORA-22284 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p><code>ORA-22284<\/code> \u932f\u8aa4\u7684\u4e3b\u8981\u539f\u56e0\u662f Oracle \u6578\u64da\u5eab\u4e0d\u652f\u6301\u5c0d LONG \u6578\u64da\u985e\u578b\u7684\u91cd\u8907\u7d81\u5b9a\u3002LONG \u6578\u64da\u985e\u578b\u662f\u4e00\u7a2e\u7528\u65bc\u5b58\u5132\u5927\u91cf\u6587\u672c\u6216\u4e8c\u9032\u5236\u6578\u64da\u7684\u6578\u64da\u985e\u578b\uff0c\u4f46\u5176\u4f7f\u7528\u4e0a\u6709\u4e00\u4e9b\u9650\u5236\u3002\u7576\u958b\u767c\u8005\u5617\u8a66\u5728\u540c\u4e00\u500b SQL \u8a9e\u53e5\u4e2d\u591a\u6b21\u7d81\u5b9a LONG \u8b8a\u91cf\u6642\uff0c\u5c31\u6703\u89f8\u767c\u9019\u500b\u932f\u8aa4\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-BSDIRnywfU\">\u793a\u4f8b<\/h3>\n<pre><code>DECLARE\n    v_long_data LONG;\nBEGIN\n    v_long_data := '\u9019\u662f\u4e00\u6bb5\u9577\u6587\u672c';\n    INSERT INTO my_table (long_column) VALUES (v_long_data);\n    INSERT INTO my_table (long_column) VALUES (v_long_data); -- \u9019\u88e1\u6703\u5f15\u767c ORA-22284\nEND;\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u7b2c\u4e8c\u6b21\u5617\u8a66\u63d2\u5165\u76f8\u540c\u7684 LONG \u8b8a\u91cf\u5c07\u5c0e\u81f4 <code>ORA-22284<\/code> \u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-ora-22284-%e9%8c%af%e8%aa%a4-BSDIRnywfU\">\u5982\u4f55\u4fee\u5fa9 ORA-22284 \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9 <code>ORA-22284<\/code> \u932f\u8aa4\u7684\u65b9\u6cd5\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 CLOB \u6578\u64da\u985e\u578b\uff1a<\/strong>\u5982\u679c\u53ef\u80fd\uff0c\u8003\u616e\u5c07 LONG \u6578\u64da\u985e\u578b\u66ff\u63db\u70ba CLOB\u3002CLOB \u6578\u64da\u985e\u578b\u652f\u6301\u66f4\u5927\u7684\u6578\u64da\u91cf\uff0c\u4e26\u4e14\u4e0d\u6703\u53d7\u5230\u91cd\u8907\u7d81\u5b9a\u7684\u9650\u5236\u3002<\/li>\n<li><strong>\u907f\u514d\u91cd\u8907\u7d81\u5b9a\uff1a<\/strong>\u5728 SQL \u8a9e\u53e5\u4e2d\uff0c\u78ba\u4fdd\u4e0d\u5c0d\u540c\u4e00\u500b LONG \u8b8a\u91cf\u9032\u884c\u591a\u6b21\u7d81\u5b9a\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u4e0d\u540c\u7684\u8b8a\u91cf\u4f86\u5b58\u5132\u4e0d\u540c\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u4f7f\u7528 PL\/SQL \u9032\u884c\u8655\u7406\uff1a<\/strong>\u5728 PL\/SQL \u4e2d\uff0c\u53ef\u4ee5\u5c07 LONG \u6578\u64da\u5206\u5272\u6210\u591a\u500b\u90e8\u5206\uff0c\u7136\u5f8c\u9010\u4e00\u63d2\u5165\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u91cd\u8907\u7d81\u5b9a\u7684\u554f\u984c\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bf%ae%e5%be%a9-BSDIRnywfU\">\u793a\u4f8b\u4fee\u5fa9<\/h3>\n<pre><code>DECLARE\n    v_long_data1 LONG;\n    v_long_data2 LONG;\nBEGIN\n    v_long_data1 := '\u9019\u662f\u4e00\u6bb5\u9577\u6587\u672c';\n    v_long_data2 := '\u9019\u662f\u53e6\u4e00\u6bb5\u9577\u6587\u672c';\n    INSERT INTO my_table (long_column) VALUES (v_long_data1);\n    INSERT INTO my_table (long_column) VALUES (v_long_data2); -- \u4e0d\u6703\u5f15\u767c ORA-22284\nEND;\n<\/code><\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-ora-22284-%e9%8c%af%e8%aa%a4-BSDIRnywfU\">\u9060\u7a0b\u8655\u7406 ORA-22284 \u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u9019\u6642\uff0c\u9060\u7a0b\u8655\u7406\u6210\u70ba\u4e00\u500b\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9060\u7a0b\u8655\u7406\u7684\u5efa\u8b70\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\u6240\u5728\u7684\u4f3a\u670d\u5668\uff0c\u9032\u884c\u5fc5\u8981\u7684\u8abf\u8a66\u548c\u4fee\u6539\u3002<\/li>\n<li><strong>\u5229\u7528\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\uff1a<\/strong>\u4f7f\u7528\u5982 Oracle SQL Developer \u7b49\u5de5\u5177\uff0c\u901a\u904e\u5716\u5f62\u754c\u9762\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u76f4\u89c0\u5730\u8655\u7406\u932f\u8aa4\u3002<\/li>\n<li><strong>\u8acb\u6c42\u6280\u8853\u652f\u6301\uff1a<\/strong>\u5982\u679c\u554f\u984c\u7121\u6cd5\u89e3\u6c7a\uff0c\u53ef\u4ee5\u8003\u616e\u806f\u7e6b\u6280\u8853\u652f\u6301\u5718\u968a\uff0c\u7372\u53d6\u5c08\u696d\u7684\u5e6b\u52a9\u548c\u5efa\u8b70\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-BSDIRnywfU\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c<code>ORA-22284<\/code> \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u5c0d LONG \u6578\u64da\u985e\u578b\u7684\u91cd\u8907\u7d81\u5b9a\u5f15\u8d77\u7684\u3002\u901a\u904e\u4f7f\u7528 CLOB \u6578\u64da\u985e\u578b\u3001\u907f\u514d\u91cd\u8907\u7d81\u5b9a\u4ee5\u53ca\u5229\u7528 PL\/SQL \u9032\u884c\u6578\u64da\u8655\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u9060\u7a0b\u8655\u7406\u6280\u8853\u4e5f\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u5728\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u5c07\u662f\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-22284 \u932f\u8aa4\uff0c\u4e86\u89e3\u4e0d\u652f\u6301\u91cd\u8907 LONG \u7d81\u5b9a\u7684\u539f\u56e0\u53ca\u9060\u7a0b\u8655\u7406\u6545\u969c\u4fee\u5fa9\u65b9\u6cd5\uff0c\u63d0\u5347 Oracle \u6548\u80fd\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-87840","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87840","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=87840"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87840\/revisions"}],"predecessor-version":[{"id":87841,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87840\/revisions\/87841"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=87840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=87840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=87840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}