{"id":93742,"date":"2024-10-19T16:32:17","date_gmt":"2024-10-19T08:32:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/93742\/"},"modified":"2024-10-19T16:32:18","modified_gmt":"2024-10-19T08:32:18","slug":"oracle-10g-%e5%b0%8d%e6%96%bc%e8%a1%a8%e7%9a%84%e6%93%8d%e4%bd%9c%e5%b8%b8%e7%94%a8%e8%aa%9e%e5%8f%a5%e7%9a%84%e8%a9%b3%e7%b4%b0%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/93742\/","title":{"rendered":"Oracle 10g \u5c0d\u65bc\u8868\u7684\u64cd\u4f5c\u5e38\u7528\u8a9e\u53e5\u7684\u8a73\u7d30\u89e3\u6790"},"content":{"rendered":"

Oracle 10g \u5c0d\u65bc\u8868\u7684\u64cd\u4f5c\u5e38\u7528\u8a9e\u53e5\u7684\u8a73\u7d30\u89e3\u6790<\/h1>\n

\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cOracle 10g \u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u7248\u672c\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u7ba1\u7406\u548c\u64cd\u4f5c\u8cc7\u6599\u8868\u3002\u672c\u6587\u5c07\u8a73\u7d30\u89e3\u6790 Oracle 10g \u4e2d\u5c0d\u65bc\u8868\u7684\u64cd\u4f5c\u5e38\u7528\u8a9e\u53e5\uff0c\u5e6b\u52a9\u4f7f\u7528\u8005\u66f4\u6709\u6548\u5730\u9032\u884c\u8cc7\u6599\u5eab\u7ba1\u7406\u3002<\/p>\n

1. \u5275\u5efa\u8868 (CREATE TABLE)<\/h2>\n

\u5275\u5efa\u8868\u662f\u8cc7\u6599\u5eab\u64cd\u4f5c\u7684\u7b2c\u4e00\u6b65\u3002\u4f7f\u7528 CREATE TABLE<\/code> \u8a9e\u53e5\u53ef\u4ee5\u5b9a\u7fa9\u8868\u7684\u7d50\u69cb\uff0c\u5305\u62ec\u6b04\u4f4d\u540d\u7a31\u3001\u8cc7\u6599\u985e\u578b\u53ca\u7d04\u675f\u689d\u4ef6\u3002<\/p>\n

CREATE TABLE employees (\n    employee_id NUMBER PRIMARY KEY,\n    first_name VARCHAR2(50),\n    last_name VARCHAR2(50) NOT NULL,\n    hire_date DATE,\n    salary NUMBER CHECK (salary > 0)\n);\n<\/code><\/pre>\n
\u4e0a\u8ff0\u8a9e\u53e5\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba employees<\/code> \u7684\u8868\uff0c\u5305\u542b\u54e1\u5de5\u7de8\u865f\u3001\u540d\u5b57\u3001\u59d3\u6c0f\u3001\u96c7\u7528\u65e5\u671f\u548c\u85aa\u6c34\u7b49\u6b04\u4f4d\u3002<\/p>\n
2. \u63d2\u5165\u8cc7\u6599 (INSERT INTO)<\/h2>\n
\u63d2\u5165\u8cc7\u6599\u662f\u5c07\u6578\u64da\u6dfb\u52a0\u5230\u8868\u4e2d\u7684\u904e\u7a0b\u3002\u4f7f\u7528 INSERT INTO<\/code> \u8a9e\u53e5\u53ef\u4ee5\u5c07\u65b0\u8a18\u9304\u63d2\u5165\u5230\u6307\u5b9a\u7684\u8868\u4e2d\u3002<\/p>\n
INSERT INTO employees (employee_id, first_name, last_name, hire_date, salary)\nVALUES (1, 'John', 'Doe', TO_DATE('2023-01-15', 'YYYY-MM-DD'), 50000);\n<\/code><\/pre>\n
\u9019\u689d\u8a9e\u53e5\u5c07\u4e00\u540d\u54e1\u5de5\u7684\u8cc7\u6599\u63d2\u5165\u5230 employees<\/code> \u8868\u4e2d\u3002<\/p>\n
3. \u67e5\u8a62\u8cc7\u6599 (SELECT)<\/h2>\n
\u67e5\u8a62\u8cc7\u6599\u662f\u8cc7\u6599\u5eab\u64cd\u4f5c\u4e2d\u6700\u5e38\u898b\u7684\u9700\u6c42\u3002\u4f7f\u7528 SELECT<\/code> \u8a9e\u53e5\u53ef\u4ee5\u5f9e\u8868\u4e2d\u6aa2\u7d22\u6240\u9700\u7684\u6578\u64da\u3002<\/p>\n
SELECT first_name, last_name, salary\nFROM employees\nWHERE salary > 40000;\n<\/code><\/pre>\n
\u9019\u689d\u8a9e\u53e5\u5c07\u67e5\u8a62\u6240\u6709\u85aa\u6c34\u9ad8\u65bc 40000 \u7684\u54e1\u5de5\u7684\u540d\u5b57\u548c\u85aa\u6c34\u3002<\/p>\n
4. \u66f4\u65b0\u8cc7\u6599 (UPDATE)<\/h2>\n
\u66f4\u65b0\u8cc7\u6599\u662f\u4fee\u6539\u5df2\u5b58\u5728\u8a18\u9304\u7684\u904e\u7a0b\u3002\u4f7f\u7528 UPDATE<\/code> \u8a9e\u53e5\u53ef\u4ee5\u66f4\u6539\u8868\u4e2d\u67d0\u4e9b\u6b04\u4f4d\u7684\u503c\u3002<\/p>\n
UPDATE employees\nSET salary = salary * 1.1\nWHERE hire_date < TO_DATE('2022-01-01', 'YYYY-MM-DD');\n<\/code><\/pre>\n
\u9019\u689d\u8a9e\u53e5\u5c07\u6240\u6709\u5728 2022 \u5e74\u4e4b\u524d\u96c7\u7528\u7684\u54e1\u5de5\u7684\u85aa\u6c34\u63d0\u9ad8 10%\u3002<\/p>\n
5. \u522a\u9664\u8cc7\u6599 (DELETE)<\/h2>\n
\u522a\u9664\u8cc7\u6599\u662f\u5f9e\u8868\u4e2d\u79fb\u9664\u4e0d\u518d\u9700\u8981\u7684\u8a18\u9304\u3002\u4f7f\u7528 DELETE<\/code> \u8a9e\u53e5\u53ef\u4ee5\u522a\u9664\u7b26\u5408\u689d\u4ef6\u7684\u8a18\u9304\u3002<\/p>\n
DELETE FROM employees\nWHERE employee_id = 1;\n<\/code><\/pre>\n
\u9019\u689d\u8a9e\u53e5\u5c07\u522a\u9664\u54e1\u5de5\u7de8\u865f\u70ba 1 \u7684\u8a18\u9304\u3002<\/p>\n
6. \u4fee\u6539\u8868\u7d50\u69cb (ALTER TABLE)<\/h2>\n
\u5728\u8cc7\u6599\u5eab\u904b\u884c\u904e\u7a0b\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u4fee\u6539\u8868\u7684\u7d50\u69cb\u3002\u4f7f\u7528 ALTER TABLE<\/code> \u8a9e\u53e5\u53ef\u4ee5\u6dfb\u52a0\u3001\u4fee\u6539\u6216\u522a\u9664\u6b04\u4f4d\u3002<\/p>\n
ALTER TABLE employees\nADD (email VARCHAR2(100));\n<\/code><\/pre>\n
\u9019\u689d\u8a9e\u53e5\u5c07\u5728 employees<\/code> \u8868\u4e2d\u6dfb\u52a0\u4e00\u500b\u65b0\u7684\u6b04\u4f4d email<\/code>\u3002<\/p>\n
7. \u522a\u9664\u8868 (DROP TABLE)<\/h2>\n
\u7576\u4e0d\u518d\u9700\u8981\u67d0\u500b\u8868\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528 DROP TABLE<\/code> \u8a9e\u53e5\u5c07\u5176\u522a\u9664\u3002<\/p>\n
DROP TABLE employees;\n<\/code><\/pre>\n
\u9019\u689d\u8a9e\u53e5\u5c07\u6c38\u4e45\u522a\u9664 employees<\/code> \u8868\u53ca\u5176\u6240\u6709\u8cc7\u6599\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
Oracle 10g \u63d0\u4f9b\u4e86\u591a\u7a2e\u64cd\u4f5c\u8868\u7684\u8a9e\u53e5\uff0c\u5f9e\u5275\u5efa\u8868\u5230\u522a\u9664\u8868\uff0c\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u662f\u8cc7\u6599\u5eab\u7ba1\u7406\u7684\u6838\u5fc3\u3002\u638c\u63e1\u9019\u4e9b\u8a9e\u53e5\u80fd\u5920\u5e6b\u52a9\u4f7f\u7528\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6599\u5eab\uff0c\u63d0\u5347\u5de5\u4f5c\u6548\u7387\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u8cc7\u6599\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 \u9999\u6e2fVPS<\/a> \u670d\u52d9\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6df1\u5165\u89e3\u6790Oracle 10g\u4e2d\u5c0d\u8868\u7684\u64cd\u4f5c\u5e38\u7528\u8a9e\u53e5\uff0c\u5e6b\u52a9\u60a8\u638c\u63e1\u6578\u64da\u5eab\u7ba1\u7406\u8207\u67e5\u8a62\u6280\u5de7\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-93742","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93742","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=93742"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93742\/revisions"}],"predecessor-version":[{"id":93743,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93742\/revisions\/93743"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=93742"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=93742"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=93742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}