{"id":193341,"date":"2024-11-12T21:21:20","date_gmt":"2024-11-12T13:21:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193341\/"},"modified":"2024-11-12T21:21:21","modified_gmt":"2024-11-12T13:21:21","slug":"%e9%81%b8%e6%93%87oracle%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%8e%9f%e5%9b%a0-%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87oracle%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193341\/","title":{"rendered":"\u9078\u64c7Oracle\u6578\u64da\u5eab\u7684\u539f\u56e0 (\u70ba\u4ec0\u9ebc\u9078\u64c7oracle\u6578\u64da\u5eab)"},"content":{"rendered":"

\u9078\u64c7Oracle\u6578\u64da\u5eab\u7684\u539f\u56e0 (\u70ba\u4ec0\u9ebc\u9078\u64c7Oracle\u6578\u64da\u5eab)<\/h1>\n

\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002Oracle\u6578\u64da\u5eab\u4f5c\u70ba\u5e02\u5834\u4e0a\u6700\u53d7\u6b61\u8fce\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u4e4b\u4e00\uff0c\u64c1\u6709\u773e\u591a\u7684\u512a\u52e2\uff0c\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u4f01\u696d\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9078\u64c7Oracle\u6578\u64da\u5eab\u7684\u5e7e\u500b\u4e3b\u8981\u539f\u56e0\u3002<\/p>\n

1. \u9ad8\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027<\/h2>\n

Oracle\u6578\u64da\u5eab\u4ee5\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u800c\u805e\u540d\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0cOracle\u90fd\u80fd\u5920\u6839\u64da\u9700\u6c42\u9032\u884c\u64f4\u5c55\u3002\u5176\u591a\u7248\u672c\u4f75\u767c\u63a7\u5236\uff08MVCC\uff09\u6280\u8853\u5141\u8a31\u591a\u500b\u7528\u6236\u540c\u6642\u8a2a\u554f\u6578\u64da\u800c\u4e0d\u6703\u4e92\u76f8\u5e72\u64fe\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u7a0b\u5e8f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n

2. \u5f37\u5927\u7684\u5b89\u5168\u6027<\/h2>\n

\u6578\u64da\u5b89\u5168\u6027\u662f\u4f01\u696d\u5728\u9078\u64c7\u6578\u64da\u5eab\u6642\u7684\u4e00\u500b\u91cd\u8981\u8003\u91cf\u3002Oracle\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u591a\u5c64\u6b21\u7684\u5b89\u5168\u6a5f\u5236\uff0c\u5305\u62ec\u7528\u6236\u8eab\u4efd\u9a57\u8b49\u3001\u6578\u64da\u52a0\u5bc6\u548c\u7d30\u7c92\u5ea6\u7684\u8a2a\u554f\u63a7\u5236\u3002\u9019\u4e9b\u529f\u80fd\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\uff0c\u4e26\u80fd\u5920\u6eff\u8db3\u5404\u7a2e\u5408\u898f\u8981\u6c42\u3002<\/p>\n

\u6578\u64da\u52a0\u5bc6\u793a\u4f8b<\/h3>\n
ALTER TABLE employees ADD (salary NUMBER(8,2) ENCRYPT USING 'AES256');<\/code><\/pre>\n
3. \u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u529f\u80fd<\/h2>\n
Oracle\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7ba1\u7406\u5de5\u5177\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u5206\u6790\u6578\u64da\u3002\u5176\u81ea\u52d5\u5316\u7684\u6578\u64da\u5099\u4efd\u548c\u6062\u5fa9\u529f\u80fd\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\uff0c\u4e26\u78ba\u4fdd\u696d\u52d9\u7684\u9023\u7e8c\u6027\u3002\u6b64\u5916\uff0cOracle\u9084\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u67e5\u8a62\u512a\u5316\u5668\uff0c\u80fd\u5920\u81ea\u52d5\u9078\u64c7\u6700\u4f73\u7684\u67e5\u8a62\u57f7\u884c\u8a08\u5283\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n
\u67e5\u8a62\u512a\u5316\u793a\u4f8b<\/h3>\n
SELECT \/*+ INDEX(employees emp_idx) *\/ * FROM employees WHERE department_id = 10;<\/code><\/pre>\n
4. \u652f\u6301\u591a\u7a2e\u5e73\u53f0\u548c\u8a9e\u8a00<\/h2>\n
Oracle\u6578\u64da\u5eab\u652f\u6301\u591a\u7a2e\u64cd\u4f5c\u7cfb\u7d71\u548c\u958b\u767c\u8a9e\u8a00\uff0c\u5305\u62ecWindows\u3001Linux\u3001Java\u3001Python\u7b49\u3002\u9019\u4f7f\u5f97\u958b\u767c\u4eba\u54e1\u53ef\u4ee5\u6839\u64da\u81ea\u5df1\u7684\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6280\u8853\u68e7\uff0c\u4e26\u80fd\u5920\u8f15\u9b06\u5730\u5c07Oracle\u6578\u64da\u5eab\u96c6\u6210\u5230\u73fe\u6709\u7684\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002<\/p>\n
5. \u5f37\u5927\u7684\u793e\u5340\u548c\u6280\u8853\u652f\u6301<\/h2>\n
Oracle\u64c1\u6709\u4e00\u500b\u9f90\u5927\u7684\u7528\u6236\u793e\u5340\u548c\u5c08\u696d\u7684\u6280\u8853\u652f\u6301\u5718\u968a\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u5b98\u65b9\u6587\u6a94\u3001\u8ad6\u58c7\u548c\u793e\u4ea4\u5a92\u9ad4\u7372\u5f97\u5e6b\u52a9\uff0c\u4e26\u80fd\u5920\u53c3\u52a0\u5404\u7a2e\u57f9\u8a13\u548c\u8a8d\u8b49\u8ab2\u7a0b\uff0c\u63d0\u5347\u81ea\u5df1\u7684\u6280\u80fd\u3002\u6b64\u5916\uff0cOracle\u9084\u5b9a\u671f\u767c\u5e03\u66f4\u65b0\u548c\u88dc\u4e01\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n
6. \u5148\u9032\u7684\u6578\u64da\u5206\u6790\u529f\u80fd<\/h2>\n
\u96a8\u8457\u5927\u6578\u64da\u548c\u4eba\u5de5\u667a\u80fd\u7684\u8208\u8d77\uff0c\u6578\u64da\u5206\u6790\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Oracle\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u6578\u64da\u5206\u6790\u5de5\u5177\uff0c\u5982Oracle Analytics Cloud\uff0c\u5e6b\u52a9\u4f01\u696d\u5f9e\u6578\u64da\u4e2d\u63d0\u53d6\u6709\u50f9\u503c\u7684\u898b\u89e3\u3002\u9019\u4e9b\u5de5\u5177\u4e0d\u50c5\u80fd\u5920\u9032\u884c\u57fa\u672c\u7684\u6578\u64da\u67e5\u8a62\uff0c\u9084\u80fd\u9032\u884c\u8907\u96dc\u7684\u6578\u64da\u6316\u6398\u548c\u9810\u6e2c\u5206\u6790\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u9078\u64c7Oracle\u6578\u64da\u5eab\u7684\u539f\u56e0\u4e0d\u50c5\u50c5\u5728\u65bc\u5176\u9ad8\u6027\u80fd\u548c\u5b89\u5168\u6027\uff0c\u9084\u5305\u62ec\u5176\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u529f\u80fd\u3001\u5ee3\u6cdb\u7684\u652f\u6301\u5e73\u53f0\u3001\u6d3b\u8e8d\u7684\u793e\u5340\u4ee5\u53ca\u5148\u9032\u7684\u6578\u64da\u5206\u6790\u80fd\u529b\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u6578\u64da\u7ba1\u7406\u4e0a\u7372\u5f97\u7af6\u722d\u512a\u52e2\u7684\u4f01\u696d\u4f86\u8aaa\uff0cOracle\u6578\u64da\u5eab\u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Oracle\u6578\u64da\u5eab\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u9078\u64c7Oracle\u6578\u64da\u5eab\u7684\u539f\u56e0\uff0c\u5305\u62ec\u5176\u9ad8\u6548\u80fd\u3001\u5b89\u5168\u6027\u3001\u53ef\u64f4\u5c55\u6027\u53ca\u5f37\u5927\u7684\u652f\u6301\uff0c\u52a9\u529b\u4f01\u696d\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-193341","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193341","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=193341"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193341\/revisions"}],"predecessor-version":[{"id":193342,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193341\/revisions\/193342"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=193341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=193341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=193341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}