{"id":60153,"date":"2024-10-13T00:29:20","date_gmt":"2024-10-12T16:29:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60153\/"},"modified":"2024-10-13T00:29:20","modified_gmt":"2024-10-12T16:29:20","slug":"c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%beoracle%e6%89%b9%e9%87%8f%e6%95%b8%e6%93%9a%e5%b0%8e%e5%85%a5-c-oracle%e6%89%b9%e9%87%8f%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60153\/","title":{"rendered":"C\u8a9e\u8a00\u5be6\u73feOracle\u6279\u91cf\u6578\u64da\u5c0e\u5165 (c oracle\u6279\u91cf\u5c0e\u5165\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%beoracle%e6%89%b9%e9%87%8f%e6%95%b8%e6%93%9a%e5%b0%8e%e5%85%a5-SFEIOMKOWB\">C\u8a9e\u8a00\u5be6\u73feOracle\u6279\u91cf\u6578\u64da\u5c0e\u5165<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u6709\u6548\u7ba1\u7406\u548c\u5c0e\u5165\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Oracle\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u884c\u696d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73feOracle\u7684\u6279\u91cf\u6578\u64da\u5c0e\u5165\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u9ad8\u6548\u5730\u8655\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87c%e8%aa%9e%e8%a8%80%e9%80%b2%e8%a1%8c%e6%89%b9%e9%87%8f%e5%b0%8e%e5%85%a5-SFEIOMKOWB\">\u70ba\u4ec0\u9ebc\u9078\u64c7C\u8a9e\u8a00\u9032\u884c\u6279\u91cf\u5c0e\u5165<\/h2>\n<p>C\u8a9e\u8a00\u662f\u4e00\u7a2e\u9ad8\u6548\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7279\u5225\u9069\u5408\u9700\u8981\u9ad8\u6027\u80fd\u548c\u4f4e\u5ef6\u9072\u7684\u61c9\u7528\u3002\u4f7f\u7528C\u8a9e\u8a00\u9032\u884cOracle\u6578\u64da\u5eab\u7684\u6279\u91cf\u6578\u64da\u5c0e\u5165\uff0c\u80fd\u5920\u5145\u5206\u5229\u7528\u5176\u6027\u80fd\u512a\u52e2\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002C\u8a9e\u8a00\u7684\u9748\u6d3b\u6027\u548c\u63a7\u5236\u80fd\u529b\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u7cbe\u78ba\u5730\u7ba1\u7406\u5167\u5b58\u548c\u8cc7\u6e90\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u5c0e\u5165\u7684\u6548\u7387\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-SFEIOMKOWB\">\u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u74b0\u5883\uff1a<\/p>\n<ul>\n<li>Oracle\u6578\u64da\u5eab<\/li>\n<li>Oracle Instant Client<\/li>\n<li>C\u7de8\u8b6f\u5668\uff08\u5982GCC\uff09<\/li>\n<\/ul>\n<p>\u6b64\u5916\uff0c\u60a8\u9084\u9700\u8981\u914d\u7f6eOracle\u7684\u74b0\u5883\u8b8a\u91cf\uff0c\u4ee5\u4fbfC\u7a0b\u5e8f\u80fd\u5920\u6b63\u78ba\u9023\u63a5\u5230Oracle\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8oci%e9%80%b2%e8%a1%8c%e6%89%b9%e9%87%8f%e6%95%b8%e6%93%9a%e5%b0%8e%e5%85%a5-SFEIOMKOWB\">\u4f7f\u7528OCI\u9032\u884c\u6279\u91cf\u6578\u64da\u5c0e\u5165<\/h2>\n<p>Oracle Call Interface (OCI) \u662f\u4e00\u500b\u5f37\u5927\u7684API\uff0c\u5141\u8a31C\u8a9e\u8a00\u7a0b\u5e8f\u8207Oracle\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528OCI\u9032\u884c\u6279\u91cf\u6578\u64da\u5c0e\u5165\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%88%9d%e5%a7%8b%e5%8c%96oci%e7%92%b0%e5%a2%83-SFEIOMKOWB\">1. \u521d\u59cb\u5316OCI\u74b0\u5883<\/h3>\n<pre><code>\n#include &lt;oci.h&gt;\n\nOCIEnv *env;\nOCIError *err;\nOCIHandleAlloc((dvoid *)0, (dvoid **)&amp;env, OCI_HTYPE_ENV, (size_t)0, (dvoid **)0);\nOCIHandleAlloc(env, (dvoid **)&amp;err, OCI_HTYPE_ERROR, (size_t)0, (dvoid **)0);\nOCIEnvNlsCreate(&amp;env, OCI_DEFAULT, (size_t)0, (dvoid *)0, (dvoid *)0, (dvoid *)0, (dvoid *)0, (ub4)0);\n<\/code><\/pre>\n<h3 id=\"2-%e9%80%a3%e6%8e%a5%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab-SFEIOMKOWB\">2. \u9023\u63a5\u5230\u6578\u64da\u5eab<\/h3>\n<pre><code>\nOCIServer *srv;\nOCIHandleAlloc(env, (dvoid **)&amp;srv, OCI_HTYPE_SERVER, (size_t)0, (dvoid **)0);\nOCIServerAttach(srv, err, (text *)\"your_db\", (sb4)strlen(\"your_db\"), 0);\n<\/code><\/pre>\n<h3 id=\"3-%e6%ba%96%e5%82%99%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5-SFEIOMKOWB\">3. \u6e96\u5099\u6279\u91cf\u63d2\u5165<\/h3>\n<p>\u4f7f\u7528OCI\u7684\u6279\u91cf\u63d2\u5165\u529f\u80fd\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u5c0e\u5165\u7684\u6548\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nOCIStmt *stmt;\nOCIHandleAlloc(env, (dvoid **)&amp;stmt, OCI_HTYPE_STMT, (size_t)0, (dvoid **)0);\nOCIStmtPrepare(stmt, err, (text *)\"INSERT INTO your_table (column1, column2) VALUES (:1, :2)\", (ub4)strlen(\"INSERT INTO your_table (column1, column2) VALUES (:1, :2)\"), (ub4)OCI_NTV_SYNTAX, (ub4)OCI_DEFAULT);\n\n\/\/ \u5047\u8a2d\u6709\u4e00\u500b\u6578\u7d44\u5b58\u5132\u8981\u63d2\u5165\u7684\u6578\u64da\nfor (int i = 0; i &lt; num_records; i++) {\n    OCIBindByPos(stmt, &amp;bind1, err, 1, (dvoid *)&amp;data[i].column1, (sword)sizeof(data[i].column1), SQLT_STR, (dvoid *)0, (ub2 *)0, (ub2 *)0, (ub4)0, (ub4)0, OCI_DEFAULT);\n    OCIBindByPos(stmt, &amp;bind2, err, 2, (dvoid *)&amp;data[i].column2, (sword)sizeof(data[i].column2), SQLT_STR, (dvoid *)0, (ub2 *)0, (ub2 *)0, (ub4)0, (ub4)0, OCI_DEFAULT);\n    OCIStmtExecute(srv, stmt, err, 1, 0, (const OCISnapshot *)NULL, (OCISnapshot *)NULL, OCI_DEFAULT);\n}\n<\/code><\/pre>\n<h3 id=\"4-%e6%b8%85%e7%90%86%e8%b3%87%e6%ba%90-SFEIOMKOWB\">4. \u6e05\u7406\u8cc7\u6e90<\/h3>\n<pre><code>\nOCIHandleFree(stmt, OCI_HTYPE_STMT);\nOCIServerDetach(srv, err, 0);\nOCIHandleFree(srv, OCI_HTYPE_SERVER);\nOCIHandleFree(err, OCI_HTYPE_ERROR);\nOCIHandleFree(env, OCI_HTYPE_ENV);\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SFEIOMKOWB\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73feOracle\u7684\u6279\u91cf\u6578\u64da\u5c0e\u5165\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904eOCI API\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u7cbe\u78ba\u63a7\u5236\u6578\u64da\u7684\u5c0e\u5165\u904e\u7a0b\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u548c\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u61c9\u7528\uff0c\u9019\u7a2e\u65b9\u6cd5\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u5176\u4ed6\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\u80fd\u5920\u986f\u8457\u63d0\u5347\u60a8\u7684\u696d\u52d9\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73feOracle\u6578\u64da\u5eab\u7684\u6279\u91cf\u6578\u64da\u5c0e\u5165\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u64cd\u4f5c\u6d41\u7a0b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-60153","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60153","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=60153"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60153\/revisions"}],"predecessor-version":[{"id":60154,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60153\/revisions\/60154"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}