{"id":95052,"date":"2024-10-19T21:50:22","date_gmt":"2024-10-19T13:50:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95052\/"},"modified":"2024-10-19T21:50:23","modified_gmt":"2024-10-19T13:50:23","slug":"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e5%be%aa%e7%92%b0%e9%81%8d%e6%ad%b7%e6%95%b8%e7%b5%84%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95052\/","title":{"rendered":"Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u5be6\u969b\u61c9\u7528"},"content":{"rendered":"<h1 id=\"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e5%be%aa%e7%92%b0%e9%81%8d%e6%ad%b7%e6%95%b8%e7%b5%84%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8-tyzYNcoqsM\">Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u5be6\u969b\u61c9\u7528<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7a2e\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5c01\u88dd\u696d\u52d9\u908f\u8f2f\uff0c\u4e26\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u6280\u8853\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0eOracle\u5b58\u5132\u904e\u7a0b\u4e2d\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u5be6\u969b\u61c9\u7528\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e6%95%b8%e7%b5%84%e7%9a%84%e5%ae%9a%e7%be%a9%e8%88%87%e9%a1%9e%e5%9e%8b-tyzYNcoqsM\">\u6578\u7d44\u7684\u5b9a\u7fa9\u8207\u985e\u578b<\/h2>\n<p>\u5728Oracle\u4e2d\uff0c\u6578\u7d44\u4e3b\u8981\u6709\u5169\u7a2e\u985e\u578b\uff1aPL\/SQL\u6578\u7d44\u548cSQL\u6578\u7d44\u3002PL\/SQL\u6578\u7d44\u901a\u5e38\u7528\u65bc\u5b58\u5132\u904e\u7a0b\u5167\u90e8\u7684\u6578\u64da\u8655\u7406\uff0c\u800cSQL\u6578\u7d44\u5247\u7528\u65bcSQL\u67e5\u8a62\u4e2d\u3002PL\/SQL\u6578\u7d44\u53ef\u4ee5\u9032\u4e00\u6b65\u5206\u70ba\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>VARRAY\uff1a<\/strong>\u53ef\u8b8a\u9577\u5ea6\u7684\u6578\u7d44\uff0c\u9069\u5408\u5b58\u5132\u56fa\u5b9a\u6578\u91cf\u7684\u6578\u64da\u3002<\/li>\n<li><strong>NESTED TABLE\uff1a<\/strong>\u53ef\u4ee5\u5b58\u5132\u4e0d\u5b9a\u9577\u5ea6\u7684\u6578\u64da\uff0c\u4e26\u4e14\u53ef\u4ee5\u5728\u6578\u64da\u5eab\u4e2d\u6301\u4e45\u5316\u3002<\/li>\n<li><strong>INDEX BY TABLE\uff1a<\/strong>\u4f7f\u7528\u7d22\u5f15\u4f86\u5b58\u53d6\u6578\u64da\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u67e5\u627e\u7684\u5834\u666f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%be%aa%e7%92%b0%e9%81%8d%e6%ad%b7%e6%95%b8%e7%b5%84%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-tyzYNcoqsM\">\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728Oracle\u7684PL\/SQL\u4e2d\uff0c\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u901a\u5e38\u4f7f\u7528FOR\u5faa\u74b0\u6216WHILE\u5faa\u74b0\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528FOR\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>\nDECLARE\n    TYPE num_array IS VARRAY(10) OF NUMBER;\n    nums num_array := num_array(1, 2, 3, 4, 5);\nBEGIN\n    FOR i IN 1 .. nums.COUNT LOOP\n        DBMS_OUTPUT.PUT_LINE('\u6578\u5b57: ' || nums(i));\n    END LOOP;\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70banums\u7684VARRAY\uff0c\u4e26\u4f7f\u7528FOR\u5faa\u74b0\u904d\u6b77\u5b83\u7684\u6bcf\u4e00\u500b\u5143\u7d20\uff0c\u6700\u7d42\u5c07\u7d50\u679c\u8f38\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-tyzYNcoqsM\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u6709\u8a31\u591a\u5834\u666f\uff0c\u4f8b\u5982\u6279\u91cf\u63d2\u5165\u6578\u64da\u3001\u6578\u64da\u8655\u7406\u548c\u5831\u8868\u751f\u6210\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u6279\u91cf\u63d2\u5165\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nCREATE OR REPLACE PROCEDURE batch_insert IS\n    TYPE emp_array IS TABLE OF employees%ROWTYPE;\n    emp_data emp_array;\nBEGIN\n    -- \u5047\u8a2d\u6211\u5011\u5f9e\u67d0\u500b\u4f86\u6e90\u7372\u53d6\u4e86\u6578\u64da\n    emp_data(1).employee_id := 101;\n    emp_data(1).first_name := 'John';\n    emp_data(1).last_name := 'Doe';\n    \n    emp_data(2).employee_id := 102;\n    emp_data(2).first_name := 'Jane';\n    emp_data(2).last_name := 'Smith';\n\n    FOR i IN 1 .. emp_data.COUNT LOOP\n        INSERT INTO employees VALUES emp_data(i);\n    END LOOP;\n    \n    COMMIT;\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70baemp_data\u7684\u6578\u7d44\uff0c\u4e26\u5c07\u591a\u689d\u54e1\u5de5\u6578\u64da\u6279\u91cf\u63d2\u5165\u5230employees\u8868\u4e2d\u3002\u9019\u6a23\u7684\u505a\u6cd5\u4e0d\u50c5\u63d0\u9ad8\u4e86\u63d2\u5165\u6548\u7387\uff0c\u9084\u6e1b\u5c11\u4e86\u8207\u6578\u64da\u5eab\u7684\u4ea4\u4e92\u6b21\u6578\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-tyzYNcoqsM\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u5728\u4f7f\u7528\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u6642\uff0c\u6027\u80fd\u662f\u9700\u8981\u8003\u616e\u7684\u91cd\u8981\u56e0\u7d20\u3002\u4f7f\u7528\u6578\u7d44\u53ef\u4ee5\u6e1b\u5c11\u4e0a\u4e0b\u6587\u5207\u63db\u7684\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u7136\u800c\uff0c\u904e\u5927\u7684\u6578\u7d44\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u554f\u984c\uff0c\u56e0\u6b64\u5728\u8a2d\u8a08\u6642\u9700\u8981\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tyzYNcoqsM\">\u7e3d\u7d50<\/h2>\n<p>Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u6280\u8853\u5728\u6578\u64da\u8655\u7406\u4e2d\u5177\u6709\u91cd\u8981\u7684\u5be6\u969b\u61c9\u7528\u50f9\u503c\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u6578\u7d44\u548c\u5faa\u74b0\u7d50\u69cb\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u5834\u666f\uff0c\u638c\u63e1\u9019\u4e00\u6280\u8853\u5c07\u662f\u975e\u5e38\u6709\u76ca\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bcVPS\u3001<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u3001<a href=\"https:\/\/server.hk\">\u670d\u52a1\u5668<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u5faa\u74b0\u904d\u6b77\u6578\u7d44\u7684\u5be6\u969b\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u6027\u80fd\uff0c\u5be6\u73fe\u66f4\u9748\u6d3b\u7684\u6578\u64da\u7ba1\u7406\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-95052","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95052","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=95052"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95052\/revisions"}],"predecessor-version":[{"id":95053,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95052\/revisions\/95053"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95052"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95052"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95052"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}