oracle10g系统管理之角色

<p class="MsoNormal" style=""><span style="" lang="EN-US"><span style=""><span style="font-family: Times New Roman;"><span style="font-size: small;">1.</span><span style='font: 7pt "Times New Roman";'> </span></span></span></span><span style=""><span style="font-size: small;">角色是相关权限的命名集合，使用角色的主要目的是简化权限管理。</span></span></p>
<p class="MsoNormal" style=""><span style="font-family: Times New Roman;"><span style="" lang="EN-US"><span style=""><span style="font-size: small;">2.</span><span style='font: 7pt "Times New Roman";'> </span></span></span><span lang="EN-US"><span style="font-size: small;">CONNECT</span></span></span><span style=""><span style="font-size: small;">角色</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 21pt;"><span style="font-size: small;"><span style="">执行</span><span lang="EN-US"><span style="font-family: Times New Roman;">SQL.BSQ</span></span><span style="">自动建立的角色，该角色具有应用开发人员所需的多种权限。</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">系统权限</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">作用</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">ALTER SESSION</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">修改会话参数配置</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE TABLE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建表</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE VIEW</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立视图</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE PUBLIC SYNONYM</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立同义词</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE SEQUENCE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立序列</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE PROCEDURE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立存储过程</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE TRIGGER</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立触发器</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE CLUSTER</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立簇</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE DATABASE LINK</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立数据库链</span></span></p>
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<p class="MsoNormal" style=""><span style="font-family: Times New Roman;"><span style="" lang="EN-US"><span style=""><span style="font-size: small;">3.</span><span style='font: 7pt "Times New Roman";'> </span></span></span><span lang="EN-US"><span style="font-size: small;">RECOURCE</span></span></span><span style=""><span style="font-size: small;">角色</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 21pt;"><span style="font-size: small;"><span lang="EN-US"><span style="font-family: Times New Roman;">RECOURCE</span></span><span style="">角色是建立数据库时，</span><span lang="EN-US"><span style="font-family: Times New Roman;">Oracle</span></span><span style="">执行脚本</span><span lang="EN-US"><span style="font-family: Times New Roman;">SQL.BSQ</span></span><span style="">自动建立的角色，该角色具有应用开发人员所需要的其他权限。</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">系统权限</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">作用</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE TYPE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立类型</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE TABLE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建表</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE INDEXTYPE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立索引类型</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE SEQUENCE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立序列</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE PROCEDURE</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立存储过程</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE TRIGGER</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立触发器</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;">CREATE CLUSTER</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">建立簇</span></span></p>
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<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Times New Roman;"></span></span></p>
<p class="MsoNormal" style=""><span style="font-family: Times New Roman;"><span style="" lang="EN-US"><span style=""><span style="font-size: small;">4.</span><span style='font: 7pt "Times New Roman";'> </span></span></span><span lang="EN-US"><span style="font-size: small;">DBA</span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt 21pt;"><span style="font-size: small;"><span lang="EN-US"><span style="font-family: Times New Roman;">DBA</span></span><span style="">角色是建立数据库时，</span><span lang="EN-US"><span style="font-family: Times New Roman;">Oracle</span></span><span style="">执行脚本</span><span lang="EN-US"><span style="font-family: Times New Roman;">SQL.BSQ</span></span><span style="">自动建立的角色，该角色具有所有系统权限和</span><span lang="EN-US"><span style="font-family: Times New Roman;">WITH ADMIN OPTION</span></span><span style="">选项。默认</span><span lang="EN-US"><span style="font-family: Times New Roman;">DBA</span></span><span style="">用户为</span><span lang="EN-US"><span style="font-family: Times New Roman;">SYSTEM</span></span><span style="">，该用户可以将系统权限授予其他用户。需要注意，</span><span lang="EN-US"><span style="font-family: Times New Roman;">DBA</span></span><span style="">角色不具备</span><span lang="EN-US"><span style="font-family: Times New Roman;">SYSDBA</span></span><span style="">和</span><span lang="EN-US"><span style="font-family: Times New Roman;">SYSOPER</span></span><span style="">特权，而</span><span lang="EN-US"><span style="font-family: Times New Roman;">SYSDBA</span></span><span style="">特权自动具有</span><span lang="EN-US"><span style="font-family: Times New Roman;">DBA</span></span><span style="">角色的所有权限。</span></span></p>