{"id":4127,"date":"2021-03-02T14:11:37","date_gmt":"2021-03-02T06:11:37","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=4127"},"modified":"2021-03-02T14:11:36","modified_gmt":"2021-03-02T06:11:36","slug":"%e4%bd%bf%e7%94%a8tdt1-4%e8%bf%81%e7%a7%bbblob%e6%96%87%e4%bb%b6%e5%88%b0inceptor","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=4127","title":{"rendered":"\u4f7f\u7528tdt1.4\u8fc1\u79fbblob\u6587\u4ef6\u5230inceptor"},"content":{"rendered":"<h3>\u6982\u8981\u63cf\u8ff0<\/h3>\n<hr \/>\n<p><strong>transporter\u7ec4\u4ef6\u662f\u661f\u73af\u51fa\u54c1\u7684\u4e00\u6b3e\u6570\u636eetl\u5de5\u5177\uff0c\u652f\u6301\u4ece\u4e0d\u540c\u6570\u636e\u6e90\u83b7\u53d6\u6570\u636e\uff0c\u5bf9\u6570\u636e\u7684\u590d\u6742\u8f6c\u6362\u64cd\u4f5c\uff0c\u5e76\u6700\u7ec8\u5c06\u6570\u636e\u843d\u5730\u6210\u4e0d\u540c\u683c\u3002<\/strong><\/p>\n<ul>\n<li>\u5bf9\u4e8eCLOB\uff0c\u5982xml\u6587\u672c;BLOB\uff0c\u5982jpg\u56fe\u7247\uff0ctdt\u53ef\u4ee5\u76f4\u63a5\u8fc1\u79fb\u5230inceptor\u8868\u3002\u672c\u6587\u6211\u4eec\u4ecb\u7ecd\u5982\u679c\u4f7f\u7528tdt\u8fc1\u79fbOracle\u4e2d\u5e26blob\u5b57\u6bb5\u7684\u56fe\u7247\u5230\u76f8\u5e94\u7684inceptor\u8868\u3002<\/li>\n<\/ul>\n<h3>\u8be6\u7ec6\u8bf4\u660e<\/h3>\n<hr \/>\n<h4>1. \u4e0a\u4f20\u56fe\u7247\uff0c\u5e76\u5bf9\u7528\u6237\u6dfb\u52a0Utl_file\u6743\u9650<\/h4>\n<pre><code class=\"language-sql\">--\u5b9a\u4e49\u751f\u6210\u6587\u672c\u7684\u8def\u5f84\n> create or replace directory \"FILEPATH\" as '\/home\/oracle';\n> grant read,write on directory FILEPATH to lkw;\n> grant execute on utl_file to lkw;<\/code><\/pre>\n<pre><code class=\"language-shell\">--\u4e0a\u4f20\u6d4b\u8bd5\u56fe\u7247test_blob.jpg\u5230\u5bf9\u5e94\u7684\/home\/oracle\u8def\u5f84\u4e0b\uff0c\u6ce8\u610f\u6743\u9650\u548c\u5c5e\u4e3b\n[oracle@321ed4c22025 \/]$ ll \/home\/oracle\/\ntotal 244\ndrwxr-xr-x. 1 oracle oinstall     20 Aug 27  2014 app\n-rw-r--r--. 1 oracle oinstall 246242 Sep 10 12:22 test_blob.jpg\n[oracle@321ed4c22025 \/]$ <\/code><\/pre>\n<h4>2. \u65b0\u5efa\u4e00\u5f20\u5305\u542bblob\u7c7b\u578b\u5b57\u6bb5\u7684\u666e\u901a\u8868<\/h4>\n<pre><code class=\"language-sql\">> drop table SY_QRTZ_JOB_DETAILS;\n> create table SY_QRTZ_JOB_DETAILS (id int , name varchar2(255),JOB_DATA blob) ;<\/code><\/pre>\n<h4>3. dbms_lob.loadfromfile\u65b9\u5f0f\u52a0\u8f7dblob\u6570\u636e<\/h4>\n<pre><code class=\"language-sql\">--\u5bfc\u5165\nDECLARE\n  v_srcFile  bfile;\n  b_lob  BLOB;\nBEGIN\n  --return a into b_lob\u5c06\u8be5\u5217\u4e0e\u4e00\u4e2ablog\u7c7b\u578b\u7684\u53d8\u91cf\u7ed1\u5b9a\u5728\u4e00\u8d77\uff0c\u4ee5\u540e\u53ea\u8981\u4e3ab_lob\u8d4b\u503c\uff0c\u5373\u7b49\u4e8e\u5c06\u8be5\u503c\u63d2\u5165\u4e86\u8868\u4e2d\n  INSERT INTO SY_QRTZ_JOB_DETAILS\n    (id, name, JOB_DATA)\n  VALUES\n    (1, 'A', empty_blob()) RETURN JOB_DATA INTO b_lob;\n  --\u5c06\u6587\u4ef6\u8f6c\u6362\u4e3abfile\n  v_srcFile := bfilename('FILEPATH', 'test_blob.jpg');\n  dbms_lob.open(v_srcFile , dbms_lob.file_readonly);\n  -- \u5c06b_file\u4e2d\u7684\u5185\u5bb9\u8f6c\u6362\u5230b_lob\n  dbms_lob.loadfromfile(b_lob, v_srcFile , dbms_lob.getlength(v_srcFile));\n  dbms_lob.close(v_srcFile);\n  COMMIT;\nEND;\n\/<\/code><\/pre>\n<pre><code class=\"language-sql\">--\u68c0\u67e5\u56fe\u7247\u662f\u5426\u6b63\u5e38\u5c55\u793a\n> select * from SY_QRTZ_JOB_DETAILS;<\/code><\/pre>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/09\/image-1601014362212.png\" alt=\"file\" \/><\/p>\n<h4>4. inceptor\u4e2d\u521b\u5efa\u5bf9\u5e94\u8868<\/h4>\n<pre><code class=\"language-sql\">> CREATE TABLE test_blob02\n    (\n        ID INT ,\n        NAME STRING,\n        JOB_DATA BINARY\n    );<\/code><\/pre>\n<h4>5. transport\u7ec4\u4ef6\u5b9a\u4e49\u6570\u636e\u6d41<\/h4>\n<p><strong>JDBC READER:<\/strong><br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/09\/image-1601016759116.png\" alt=\"file\" \/><br \/>\n<strong>INCEPTOR_WRITER<\/strong><br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/09\/image-1601016796280.png\" alt=\"file\" \/><\/p>\n<p><strong>\u8c03\u8bd5\u6a21\u5f0f\u6267\u884c\u6210\u529f<\/strong><\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/09\/image-1601016934042.png\" alt=\"file\" \/><\/p>\n<p><strong>\u540e\u53f0\u5b9e\u9645\u7684\u903b\u8f91\u5982\u4e0b\uff1a<\/strong><br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/09\/image-1601016916801.png\" alt=\"file\" \/><\/p>\n<h4>6. inceptor\u4e2d\u6267\u884c\u67e5\u8be2<\/h4>\n<pre><code class=\"language-sql\">> SELECT * FROM test_blob02;<\/code><\/pre>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/09\/image-1601017022456.png\" alt=\"file\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\u63cf\u8ff0 transporter\u7ec4\u4ef6\u662f\u661f\u73af\u51fa\u54c1\u7684\u4e00\u6b3e\u6570\u636eetl\u5de5\u5177\uff0c\u652f\u6301\u4ece\u4e0d\u540c\u6570\u636e\u6e90\u83b7\u53d6\u6570\u636e\uff0c\u5bf9\u6570\u636e\u7684\u590d\u6742\u8f6c\u6362 ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/kbwp.transwarp.cn\/?p=4127\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4127","post","type-post","status-publish","format-standard","hentry","category-third_part"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/4127","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4127"}],"version-history":[{"count":1,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/4127\/revisions"}],"predecessor-version":[{"id":5378,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/4127\/revisions\/5378"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4127"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4127"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4127"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}