{"id":162357,"date":"2024-11-04T14:25:20","date_gmt":"2024-11-04T06:25:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162357\/"},"modified":"2024-11-04T14:25:21","modified_gmt":"2024-11-04T06:25:21","slug":"%e7%b0%a1%e5%96%ae%e6%8f%8f%e8%bf%b0-oracle-%e7%b7%a8%e7%a2%bc-sql","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162357\/","title":{"rendered":"\u7c21\u55ae\u63cf\u8ff0 Oracle \u7de8\u78bc SQL"},"content":{"rendered":"<h1 id=\"%e7%b0%a1%e5%96%ae%e6%8f%8f%e8%bf%b0-oracle-%e7%b7%a8%e7%a2%bc-sql-MlWfdBNUbX\">\u7c21\u55ae\u63cf\u8ff0 Oracle \u7de8\u78bc SQL<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u7684\u4e3b\u8981\u5de5\u5177\u4e4b\u4e00\u3002Oracle \u6578\u64da\u5eab\u4f5c\u70ba\u5e02\u5834\u4e0a\u6700\u53d7\u6b61\u8fce\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e4b\u4e00\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684 SQL \u7de8\u78bc\u529f\u80fd\u3002\u672c\u6587\u5c07\u7c21\u55ae\u4ecb\u7d39 Oracle SQL \u7684\u57fa\u672c\u6982\u5ff5\u3001\u8a9e\u6cd5\u53ca\u5176\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-oracle-sql%ef%bc%9f-MlWfdBNUbX\">\u4ec0\u9ebc\u662f Oracle SQL\uff1f<\/h2>\n<p>Oracle SQL \u662f Oracle \u6578\u64da\u5eab\u4f7f\u7528\u7684 SQL \u8a9e\u8a00\u7684\u64f4\u5c55\u7248\u672c\u3002\u5b83\u4e0d\u50c5\u652f\u6301\u6a19\u6e96 SQL \u8a9e\u6cd5\uff0c\u9084\u63d0\u4f9b\u4e86\u8a31\u591a\u7279\u5b9a\u65bc Oracle \u7684\u529f\u80fd\u548c\u64f4\u5c55\u3002\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u9748\u6d3b\u5730\u64cd\u4f5c\u6578\u64da\uff0c\u4e26\u80fd\u5920\u5229\u7528 Oracle \u6578\u64da\u5eab\u7684\u5f37\u5927\u529f\u80fd\u3002<\/p>\n<h2 id=\"oracle-sql-%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-MlWfdBNUbX\">Oracle SQL \u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>Oracle SQL \u7684\u57fa\u672c\u8a9e\u6cd5\u8207\u5176\u4ed6 SQL \u8a9e\u8a00\u76f8\u4f3c\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u6578\u64da\uff1a<\/strong>\u4f7f\u7528 SELECT \u8a9e\u53e5\u4f86\u67e5\u8a62\u6578\u64da\u3002<\/li>\n<li><strong>\u63d2\u5165\u6578\u64da\uff1a<\/strong>\u4f7f\u7528 INSERT \u8a9e\u53e5\u4f86\u63d2\u5165\u65b0\u6578\u64da\u3002<\/li>\n<li><strong>\u66f4\u65b0\u6578\u64da\uff1a<\/strong>\u4f7f\u7528 UPDATE \u8a9e\u53e5\u4f86\u66f4\u65b0\u73fe\u6709\u6578\u64da\u3002<\/li>\n<li><strong>\u522a\u9664\u6578\u64da\uff1a<\/strong>\u4f7f\u7528 DELETE \u8a9e\u53e5\u4f86\u522a\u9664\u6578\u64da\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e7%9a%84%e7%af%84%e4%be%8b-MlWfdBNUbX\">\u67e5\u8a62\u6578\u64da\u7684\u7bc4\u4f8b<\/h3>\n<pre><code>SELECT * FROM employees WHERE department_id = 10;<\/code><\/pre>\n<p>\u4e0a\u8ff0\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u90e8\u9580 ID \u70ba 10 \u7684\u54e1\u5de5\u8a18\u9304\u3002<\/p>\n<h3 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a%e7%9a%84%e7%af%84%e4%be%8b-MlWfdBNUbX\">\u63d2\u5165\u6578\u64da\u7684\u7bc4\u4f8b<\/h3>\n<pre><code>INSERT INTO employees (first_name, last_name, department_id) VALUES ('John', 'Doe', 10);<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u4e00\u540d\u540d\u70ba John Doe \u7684\u54e1\u5de5\u63d2\u5165\u5230\u90e8\u9580 ID \u70ba 10 \u7684\u8a18\u9304\u4e2d\u3002<\/p>\n<h3 id=\"%e6%9b%b4%e6%96%b0%e6%95%b8%e6%93%9a%e7%9a%84%e7%af%84%e4%be%8b-MlWfdBNUbX\">\u66f4\u65b0\u6578\u64da\u7684\u7bc4\u4f8b<\/h3>\n<pre><code>UPDATE employees SET department_id = 20 WHERE employee_id = 1;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u54e1\u5de5 ID \u70ba 1 \u7684\u54e1\u5de5\u7684\u90e8\u9580 ID \u66f4\u65b0\u70ba 20\u3002<\/p>\n<h3 id=\"%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a%e7%9a%84%e7%af%84%e4%be%8b-MlWfdBNUbX\">\u522a\u9664\u6578\u64da\u7684\u7bc4\u4f8b<\/h3>\n<pre><code>DELETE FROM employees WHERE employee_id = 1;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u522a\u9664\u54e1\u5de5 ID \u70ba 1 \u7684\u8a18\u9304\u3002<\/p>\n<h2 id=\"oracle-sql-%e7%9a%84%e9%80%b2%e9%9a%8e%e5%8a%9f%e8%83%bd-MlWfdBNUbX\">Oracle SQL \u7684\u9032\u968e\u529f\u80fd<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u6578\u64da\u64cd\u4f5c\uff0cOracle SQL \u9084\u63d0\u4f9b\u4e86\u8a31\u591a\u9032\u968e\u529f\u80fd\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u8996\u5716\uff08Views\uff09\uff1a<\/strong>\u8996\u5716\u662f\u4e00\u7a2e\u865b\u64ec\u8868\uff0c\u53ef\u4ee5\u7c21\u5316\u8907\u96dc\u67e5\u8a62\u7684\u4f7f\u7528\u3002<\/li>\n<li><strong>\u5b58\u5132\u904e\u7a0b\uff08Stored Procedures\uff09\uff1a<\/strong>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7d44 SQL \u8a9e\u53e5\u7684\u96c6\u5408\uff0c\u53ef\u4ee5\u91cd\u8907\u4f7f\u7528\uff0c\u5f9e\u800c\u63d0\u9ad8\u6548\u7387\u3002<\/li>\n<li><strong>\u89f8\u767c\u5668\uff08Triggers\uff09\uff1a<\/strong>\u89f8\u767c\u5668\u662f\u5728\u7279\u5b9a\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u57f7\u884c\u7684 SQL \u8a9e\u53e5\u3002<\/li>\n<\/ul>\n<h3 id=\"%e8%a6%96%e5%9c%96%e7%9a%84%e7%af%84%e4%be%8b-MlWfdBNUbX\">\u8996\u5716\u7684\u7bc4\u4f8b<\/h3>\n<pre><code>CREATE VIEW dept_10_employees AS SELECT * FROM employees WHERE department_id = 10;<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba dept_10_employees \u7684\u8996\u5716\uff0c\u8a72\u8996\u5716\u5305\u542b\u6240\u6709\u90e8\u9580 ID \u70ba 10 \u7684\u54e1\u5de5\u3002<\/p>\n<h3 id=\"%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e7%af%84%e4%be%8b-MlWfdBNUbX\">\u5b58\u5132\u904e\u7a0b\u7684\u7bc4\u4f8b<\/h3>\n<pre><code>CREATE PROCEDURE update_employee_salary (emp_id IN NUMBER, new_salary IN NUMBER) AS\nBEGIN\n    UPDATE employees SET salary = new_salary WHERE employee_id = emp_id;\nEND;<\/code><\/pre>\n<p>\u9019\u500b\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u7528\u4f86\u66f4\u65b0\u6307\u5b9a\u54e1\u5de5\u7684\u85aa\u6c34\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MlWfdBNUbX\">\u7e3d\u7d50<\/h2>\n<p>Oracle SQL \u662f\u4e00\u7a2e\u529f\u80fd\u5f37\u5927\u7684\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u64cd\u4f5c\u548c\u7ba1\u7406\u7684\u5de5\u5177\u3002\u7121\u8ad6\u662f\u57fa\u672c\u7684\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u9084\u662f\u9032\u968e\u7684\u8996\u5716\u3001\u5b58\u5132\u904e\u7a0b\u548c\u89f8\u767c\u5668\uff0cOracle SQL \u90fd\u80fd\u5920\u6eff\u8db3\u5404\u7a2e\u9700\u6c42\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u9ad8\u6548\u80fd\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u4e86\u89e3 Oracle SQL \u7684\u57fa\u672c\u77e5\u8b58\u5c07\u662f\u975e\u5e38\u6709\u5e6b\u52a9\u7684\u3002\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u6216\u5176\u4ed6\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 Oracle \u7de8\u78bc SQL\uff0c\u638c\u63e1\u57fa\u672c\u8a9e\u6cd5\u548c\u67e5\u8a62\u6280\u5de7\uff0c\u8f15\u9b06\u7ba1\u7406\u548c\u5206\u6790\u6578\u64da\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-162357","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162357","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=162357"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162357\/revisions"}],"predecessor-version":[{"id":162358,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162357\/revisions\/162358"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162357"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162357"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162357"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}