{"id":51543,"date":"2024-12-03T09:03:35","date_gmt":"2024-12-03T01:03:35","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51543\/"},"modified":"2024-12-03T09:03:35","modified_gmt":"2024-12-03T01:03:35","slug":"%e6%af%94%e8%be%83oracle11g%e5%92%8coracle12c%e6%95%b0%e6%8d%ae%e5%ba%93%e7%ae%a1%e7%90%86%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51543\/","title":{"rendered":"\u6bd4\u8f83Oracle11g\u548cOracle12c\u6570\u636e\u5e93\u7ba1\u7406\u529f\u80fd"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u6bd4\u8f83Oracle11g\u548cOracle12c\u6570\u636e\u5e93\u7ba1\u7406\u529f\u80fd<\/h1>\n<p>\u4eca\u65e5\u4e0d\u80af\u57cb\u5934\uff0c\u660e\u65e5\u4f55\u4ee5\u62ac\u5934\uff01\u6bcf\u65e5\u4e00\u53e5\u52aa\u529b\u81ea\u5df1\u7684\u8bdd\u54c8\u54c8~\u54c8\u55bd\uff0c\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7\uff0c\u4e3b\u8981\u5185\u5bb9\u662f\u8bb2\u89e3<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u53ef\u4ee5\u6536\u85cf\u6216\u8005\u6709\u66f4\u597d\u7684\u5efa\u8bae\u5728\u8bc4\u8bba\u63d0\u51fa\uff0c\u6211\u90fd\u4f1a\u8ba4\u771f\u770b\u7684\uff01\u5927\u5bb6\u4e00\u8d77\u8fdb\u6b65\uff0c\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<p>Oracle\u662f\u5168\u7403\u8457\u540d\u7684\u5173\u7cfb\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5176\u4e0d\u540c\u7248\u672c\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u529f\u80fd\u548c\u6027\u80fd\u4f18\u5316\u3002\u672c\u6587\u5c06\u5bf9\u6bd4Oracle 11g\u548cOracle 12c\u4e24\u4e2a\u7248\u672c\u7684\u6570\u636e\u5e93\u7ba1\u7406\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u8bf4\u660e\u5b83\u4eec\u7684\u533a\u522b\u3002<\/p>\n<p>\u4e00\u3001\u5b58\u50a8\u7ba1\u7406\u529f\u80fd\u5bf9\u6bd4<\/p>\n<p>1.1 \u6570\u636e\u6587\u4ef6\u7ba1\u7406<\/p>\n<p>\u5728Oracle 11g \u4e2d\uff0c\u6211\u4eec\u9700\u8981\u624b\u52a8\u6dfb\u52a0\u548c\u6269\u5c55\u6570\u636e\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>ALTER DATABASE DATAFILE 'datafile01.dbf' RESIZE 100M;<\/pre>\n<p>\u800c\u5728Oracle 12c \u4e2d\uff0c\u5f15\u5165\u4e86\u81ea\u52a8\u6570\u636e\u6587\u4ef6\u7ba1\u7406\u529f\u80fd\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u52a8\u6001\u8c03\u6574\u6570\u636e\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u66f4\u52a0\u65b9\u4fbf\uff1a<\/p>\n<pre>ALTER DATABASE AUTOEXTEND ON;<\/pre>\n<p>1.2 \u5217\u5f0f\u6570\u636e\u5b58\u50a8<\/p>\n<p>Oracle 12c \u5f15\u5165\u4e86\u5217\u5f0f\u5b58\u50a8\u6280\u672f\uff0c\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u4f1a\u66f4\u52a0\u9ad8\u6548\uff0c\u4f8b\u5982\u521b\u5efa\u5217\u5f0f\u5b58\u50a8\u8868\uff1a<\/p>\n<pre>CREATE TABLE employees (\n    emp_id NUMBER,\n    emp_name VARCHAR2(50),\n    emp_salary NUMBER\n) SEGMENT CREATION IMMEDIATE\nCOLUMN STORE COMPRESS FOR QUERY LOW;<\/pre>\n<p>\u4e8c\u3001\u6027\u80fd\u4f18\u5316\u529f\u80fd\u5bf9\u6bd4<\/p>\n<p>2.1 \u81ea\u52a8\u4f18\u5316\u5668<\/p>\n<p>Oracle 12c \u4e2d\u5f15\u5165\u4e86\u81ea\u52a8\u4f18\u5316\u5668\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u7684\u6570\u636e\u91cf\u548c\u67e5\u8be2\u8ba1\u5212\u6765\u9009\u62e9\u6700\u4f18\u7684\u6267\u884c\u8ba1\u5212\uff0c\u4ece\u800c\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\uff0c\u4f8b\u5982\u542f\u7528\u81ea\u52a8\u4f18\u5316\u5668\u529f\u80fd\uff1a<\/p>\n<pre>ALTER SYSTEM SET OPTIMIZER_MODE='ALL_ROWS';<\/pre>\n<p>2.2 \u5e76\u884c\u67e5\u8be2<\/p>\n<p>Oracle 11g \u4e2d\u53ef\u4ee5\u4f7f\u7528\u5e76\u884c\u67e5\u8be2\u6765\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>SELECT \/*+ PARALLEL(employees, 4) *\/ * FROM employees;<\/pre>\n<p>\u800c\u5728Oracle 12c \u4e2d\uff0c\u901a\u8fc7\u81ea\u52a8\u5e76\u884c\u67e5\u8be2\u529f\u80fd\uff0c\u7cfb\u7edf\u53ef\u4ee5\u81ea\u52a8\u51b3\u5b9a\u662f\u5426\u4f7f\u7528\u5e76\u884c\u67e5\u8be2\uff0c\u51cf\u8f7b\u4e86\u7ba1\u7406\u5458\u7684\u5de5\u4f5c\u91cf\u3002<\/p>\n<p>\u4e09\u3001\u5b89\u5168\u7ba1\u7406\u529f\u80fd\u5bf9\u6bd4<\/p>\n<p>3.1 \u6570\u636e\u52a0\u5bc6<\/p>\n<p>\u5728Oracle 12c \u4e2d\u5f15\u5165\u4e86\u900f\u660e\u6570\u636e\u52a0\u5bc6\u529f\u80fd\uff0c\u53ef\u4ee5\u5bf9\u6570\u636e\u8fdb\u884c\u5b9e\u65f6\u52a0\u5bc6\u4fdd\u62a4\uff0c\u4f8b\u5982\u5bf9\u654f\u611f\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\uff1a<\/p>\n<pre>ALTER TABLE employees MODIFY emp_salary ENCRYPT;<\/pre>\n<p>3.2 \u6570\u636e\u906e\u853d<\/p>\n<p>Oracle 12c \u8fd8\u6dfb\u52a0\u4e86\u6570\u636e\u906e\u853d\u529f\u80fd\uff0c\u53ef\u4ee5\u6a21\u7cca\u663e\u793a\u654f\u611f\u6570\u636e\u4ee5\u4fdd\u62a4\u9690\u79c1\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>SELECT DBMS_REDACT.REDACT('employees', 'emp_name', 'policy_name') FROM employees;<\/pre>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0cOracle 12c \u76f8\u8f83\u4e8eOracle 11g \u5728\u5b58\u50a8\u7ba1\u7406\u3001\u6027\u80fd\u4f18\u5316\u548c\u5b89\u5168\u7ba1\u7406\u7b49\u65b9\u9762\u90fd\u6709\u4e86\u663e\u8457\u7684\u6539\u8fdb\u548c\u589e\u5f3a\u3002\u901a\u8fc7\u4ee5\u4e0a\u7684\u5bf9\u6bd4\u53ca\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u76f4\u89c2\u5730\u4e86\u89e3\u4e24\u4e2a\u7248\u672c\u7684\u6570\u636e\u5e93\u7ba1\u7406\u529f\u80fd\u5dee\u5f02\uff0c\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u9009\u62e9\u9002\u5408\u81ea\u5df1\u9700\u6c42\u7684\u7248\u672c\u8fdb\u884c\u4f7f\u7528\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   \u6df1\u5ea6\u89e3\u6790Golang\u7684\u7f16\u8bd1\u6d41\u7a0b\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u6bd4\u8f83Oracle11g\u548cOracle12c\u6570\u636e\u5e93\u7ba1\u7406\u529f\u80fd \u4eca\u65e5\u4e0d\u80af\u57cb\u5934\uff0c\u660e\u65e5\u4f55\u4ee5\u62ac\u5934\uff01\u6bcf\u65e5\u4e00\u53e5\u52aa\u529b\u81ea\u5df1\u7684\u8bdd\u54c8\u54c8~\u54c8\u55bd\uff0c\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7\uff0c\u4e3b\u8981\u5185\u5bb9\u662f\u8bb2\u89e3\u7b49\u7b49\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u53ef\u4ee5\u6536\u85cf\u6216\u8005\u6709\u66f4\u597d\u7684\u5efa\u8bae\u5728\u8bc4\u8bba\u63d0\u51fa\uff0c\u6211\u90fd\u4f1a\u8ba4\u771f\u770b\u7684\uff01\u5927\u5bb6\u4e00\u8d77\u8fdb\u6b65\uff0c\u4e00\u8d77\u5b66\u4e60\uff01 Oracle\u662f\u5168\u7403\u8457\u540d\u7684\u5173\u7cfb\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5176\u4e0d\u540c\u7248\u672c\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u529f\u80fd\u548c\u6027\u80fd\u4f18\u5316\u3002\u672c\u6587\u5c06\u5bf9\u6bd4Oracle 11g\u548cOracle 12c\u4e24\u4e2a\u7248\u672c\u7684\u6570\u636e\u5e93\u7ba1\u7406\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u8bf4\u660e\u5b83\u4eec\u7684\u533a\u522b\u3002 \u4e00\u3001\u5b58\u50a8\u7ba1\u7406\u529f\u80fd\u5bf9\u6bd4 1.1 \u6570\u636e\u6587\u4ef6\u7ba1\u7406 \u5728Oracle 11g \u4e2d\uff0c\u6211\u4eec\u9700\u8981\u624b\u52a8\u6dfb\u52a0\u548c\u6269\u5c55\u6570\u636e\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u4f8b\u5982\uff1a ALTER DATABASE DATAFILE &#8216;datafile01.dbf&#8217; RESIZE 100M; \u800c\u5728Oracle 12c \u4e2d\uff0c\u5f15\u5165\u4e86\u81ea\u52a8\u6570\u636e\u6587\u4ef6\u7ba1\u7406\u529f\u80fd\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u52a8\u6001\u8c03\u6574\u6570\u636e\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u66f4\u52a0\u65b9\u4fbf\uff1a ALTER DATABASE AUTOEXTEND ON; 1.2 \u5217\u5f0f\u6570\u636e\u5b58\u50a8 Oracle 12c \u5f15\u5165\u4e86\u5217\u5f0f\u5b58\u50a8\u6280\u672f\uff0c\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u4f1a\u66f4\u52a0\u9ad8\u6548\uff0c\u4f8b\u5982\u521b\u5efa\u5217\u5f0f\u5b58\u50a8\u8868\uff1a CREATE TABLE employees ( emp_id NUMBER, emp_name VARCHAR2(50), emp_salary NUMBER ) SEGMENT CREATION IMMEDIATE COLUMN STORE COMPRESS FOR QUERY LOW; \u4e8c\u3001\u6027\u80fd\u4f18\u5316\u529f\u80fd\u5bf9\u6bd4 2.1 \u81ea\u52a8\u4f18\u5316\u5668 Oracle 12c \u4e2d\u5f15\u5165\u4e86\u81ea\u52a8\u4f18\u5316\u5668\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u7684\u6570\u636e\u91cf\u548c\u67e5\u8be2\u8ba1\u5212\u6765\u9009\u62e9\u6700\u4f18\u7684\u6267\u884c\u8ba1\u5212\uff0c\u4ece\u800c\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\uff0c\u4f8b\u5982\u542f\u7528\u81ea\u52a8\u4f18\u5316\u5668\u529f\u80fd\uff1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51543","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51543","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51543"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51543\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51543"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51543"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51543"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}