orapwd file=D:\oracle10g\database\pwdctcsys.ora password=newpass 这个命令重新生成了数据库的密码文件。密码文件的位置在ORACLE_HOME目录下的\database目录下。 这个密码是修改sys用户的密码。除sys和system其他用户的密码不会改变。</p> 不过Oracle提供了两种验证方式,一种是OS验证,另一种密码文件验证方式,如果...
SQL> alter database open; Database altered. 步骤七:此时查看归档状态,已经变为enable,已经开启归档 SQL> archive log list; Database log mode Archive Mode Automatic archival Enabled Archive destination /nbumedia-store Oldest online log sequence 7 Next log sequence to archive 9 Current log sequence 9...
常用的系统权限如下: CREATE SESSION:连接到数据库 CREATE TABLE:创建表 CREATE VIEW:创建视图 CREATE SEQUENCE:创建序列 对象权限 对象权限是指针对某个特定模式对象执行操作的权利,只能针对模式对象来设置管理对象权限,包括:表、视图、序列、存储过程等。 Oracle数据用户有两种途径获得权限: (1)直接向用户授予权限 (2...
启动过程:nomount ---> mount ---> open (startup不带参数将逐步一一完成) 1.nomount阶段(即实例的启动) 实例的启动通常包含下列任务: a.按以下顺序在$ORACLE_HOME/dbs[win平台为database]目录下搜索下列文件,即如果第一个没找到,就找下一个 spfile<SID>.ora ---> spfile.ora ---> init<SID>.ora b...
11-13 xv xvi Preface Oracle Database 2 Day DBA is a database administration quick start guide that teaches you how to perform day-to-day database administrative tasks. The goal of this book is to help you understand the concepts behind Oracle Database. It teaches you how to perform all ...
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options. 然后,实施同事说,他中午那会startup了一下数据库,但是数据库停在了:“数据库装载完毕。”好长一段时间,如图: ...
而在正常关闭数据库的情况下,sequence没有发生跳号 SYS@orcl>select test_seq.nextval from dual; NEXTVAL --- 560526 SYS@orcl>shutdown immediate; Database closed. Database dismounted. ORACLE instance shut down. SYS@orcl>startup; ORACLE instance...
SQL> SELECT log_mode FROM v$database; LOG_MODE --- NOARCHIVELOG 如果處於 NOARCHIVELOG 模式,請執行下列命令: Bash 複製 SQL> SHUTDOWN IMMEDIATE; SQL> STARTUP MOUNT; SQL> ALTER DATABASE ARCHIVELOG; SQL> ALTER DATABASE OPEN; SQL> ALTER SYSTEM SWITCH LOGFILE; 建立資料表...
SQL> SELECT log_mode FROM v$database; LOG_MODE --- NOARCHIVELOG 如果处于 NOARCHIVELOG 模式,请运行以下命令: Bash 复制 SQL> SHUTDOWN IMMEDIATE; SQL> STARTUP MOUNT; SQL> ALTER DATABASE ARCHIVELOG; SQL> ALTER DATABASE OPEN; SQL> ALTER SYSTEM SWITCH LOGFILE; 创建一个表...
In Oracle Database 10gRelease 2 (10.2) theCONNECTrole only contains theCREATE SESSIONprivilege. Making this change enables new and existing database customers to enforce good security practices more easily. Applications that rely on theCONNECTrole to create tables, views, sequences, synonyms, cluster...