{"id":18838,"date":"2024-03-16T10:12:02","date_gmt":"2024-03-16T01:12:02","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/plsql%e3%81%a7clob%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%a8%e3%82%af%e3%82%b9%e3%83%9d%e3%83%bc%e3%83%88%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af\/"},"modified":"2025-08-06T18:25:16","modified_gmt":"2025-08-06T09:25:16","slug":"plsql%e3%81%a7clob%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%a8%e3%82%af%e3%82%b9%e3%83%9d%e3%83%bc%e3%83%88%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/plsql%e3%81%a7clob%e3%83%95%e3%82%a3%e3%83%bc%e3%83%ab%e3%83%89%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%a8%e3%82%af%e3%82%b9%e3%83%9d%e3%83%bc%e3%83%88%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af\/","title":{"rendered":"plsql\u3067clob\u30d5\u30a3\u30fc\u30eb\u30c9\u30c7\u30fc\u30bf\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f"},"content":{"rendered":"<p>PL\/SQL\u3067\u306f\u3001CLOB\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6301\u3064\u30c7\u30fc\u30bf\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001DBMS_LOB\u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306eBFILE\u304a\u3088\u3073CLOB\u30c7\u30fc\u30bf\u578b\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u6f14\u793a\u5982\u4f55\u5bfc\u51fa\u5305\u542bCLOB\u5b57\u6bb5\u6570\u636e\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre class=\"post-pre\"><code>DECLARE\r\n   l_clob      CLOB;\r\n   l_bfile     BFILE;\r\n   l_dest_dir  VARCHAR2(100) := 'DIRECTORY_NAME'; -- \u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u76ee\u5f55\u540d\r\n   l_file_name VARCHAR2(100) := 'file.txt';       -- \u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u6587\u4ef6\u540d\r\nBEGIN\r\n   SELECT clob_column INTO l_clob FROM your_table WHERE id = 1; -- \u66ff\u6362\u4e3a\u5b9e\u9645\u7684\u8868\u540d\u548c\u6761\u4ef6\r\n\r\n   -- \u521b\u5efa\u4e00\u4e2aBFILE\u5bf9\u8c61\r\n   l_bfile := BFILENAME(l_dest_dir, l_file_name);\r\n\r\n   -- \u6253\u5f00BFILE\u4ee5\u8fdb\u884c\u5199\u5165\r\n   DBMS_LOB.OPEN(l_bfile, DBMS_LOB.LOB_WRITEONLY);\r\n\r\n   -- \u5c06CLOB\u6570\u636e\u5199\u5165BFILE\r\n   DBMS_LOB.LOADFROMFILE(l_bfile, l_clob, DBMS_LOB.GETLENGTH(l_clob));\r\n\r\n   -- \u5173\u95edBFILE\r\n   DBMS_LOB.CLOSE(l_bfile);\r\n   \r\n   -- \u8f93\u51fa\u5bfc\u51fa\u6210\u529f\u7684\u6d88\u606f\r\n   DBMS_OUTPUT.PUT_LINE('CLOB\u6570\u636e\u6210\u529f\u5bfc\u51fa\u5230' || l_dest_dir || '\/' || l_file_name);\r\nEXCEPTION\r\n   WHEN OTHERS THEN\r\n      -- \u8f93\u51fa\u5bfc\u51fa\u5931\u8d25\u7684\u6d88\u606f\r\n      DBMS_OUTPUT.PUT_LINE('\u5bfc\u51faCLOB\u6570\u636e\u5931\u8d25: ' || SQLERRM);\r\nEND;\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u307e\u305aSELECT\u6587\u3092\u4f7f\u7528\u3057\u3066CLOB\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u30c7\u30fc\u30bf\u3092l_clob\u5909\u6570\u306b\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002\u6b21\u306b\u3001BFILE\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001BFILENAME\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u5148\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3068\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001DBMS_LOB.OPEN\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066BFILE\u3092\u66f8\u304d\u8fbc\u307f\u7528\u306b\u958b\u304d\u3001DBMS_LOB.LOADFROMFILE\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066CLOB\u30c7\u30fc\u30bf\u3092BFILE\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001DBMS_LOB.CLOSE\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066BFILE\u3092\u9589\u3058\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u8981\u6c42\u3092\u304a\u9858\u3044\u3057\u307e\u3059\u3002 l_dest_dir\u3068l_file_name\u306e\u5909\u6570\u3092\u5b9f\u969b\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u540d\u3084\u30d5\u30a1\u30a4\u30eb\u540d\u306b\u7f6e\u304d\u63db\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001your_table\u3092\u5b9f\u969b\u306e\u8868\u540d\u3084\u6761\u4ef6\u306b\u7f6e\u304d\u63db\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u5bfe\u8c61\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u9069\u5207\u306a\u8aad\u307f\u66f8\u304d\u6a29\u9650\u304c\u3042\u308a\u3001\u304b\u3064\u5bfe\u8c61\u30d5\u30a1\u30a4\u30eb\u304c\u307e\u3060\u5b58\u5728\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PL\/SQL\u3067\u306f\u3001CLOB\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6301\u3064\u30c7\u30fc\u30bf\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001DBMS_LOB\u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306eBFILE\u304a\u3088\u3073CLOB\u30c7\u30fc\u30bf\u578b\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u4ee5\u4e0b\u662f\u4e00\u4e2a\u6f14\u793a\u5982\u4f55\u5bfc\u51fa\u5305\u542bCLOB\u5b57\u6bb5\u6570\u636e\u7684\u793a\u4f8b\u4ee3\u7801\uff1a  [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-18838","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>plsql\u3067clob\u30d5\u30a3\u30fc\u30eb\u30c9\u30c7\u30fc\u30bf\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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