oracle dba tables

One: Multitenant Architecture (12.1.0.1)Multi-tenant architecture is the new heavyweight feature of Oracle 12c (12.1), built-in multi-tenancy (multi-tenancy), a container database (container) that can hold multiple pluggable Databases, Each pluggable database is independent of the other pluggable database.For external applications and developers, pluggable databases looks like a single database before the normal 12.1 version. The

directive22.18.2 Rman's Restore ... Validate directive22.18.3 Rman's Restore ... Preview Instructions22.18.4 Rman's list directive22.18.5 Rman's report instructions22.19 Summary of this chapter23rd Oracle Flash Back Technology23.1 Understanding Flashback Level23.2 Flash back to the database23.2.1 Flash Back Database overview23.2.2 enabling the Flash back database23.2.3 Close the Flashback database23.2.4 Flash Back Database method23.2.5 using Flash ba

Why is it so difficult to find a good Oracle DBA? This is not only the pain of many CIOs, but also the problem that many IT directors cannot solve. But where do so many people who have obtained OCP certification from ORACLE training courses go? Tom is a database administrator with An OCP license and a certain understanding of the database architecture and operat

Differences between Oracle SYS and system users, sysdba and sysoper system permissions, and sysdba and DBA roles) Differences between sys and system users1) The most important difference is that the importance of stored data is different.Base tables and views of all ORACLE data dictionaries in SYS are stored

tables and indexes into smaller, easier-to-manage partitions.46. You have just compiled a PL/SQL package with error reporting, how do I display an error message?Answer: SHOW ERRORS47. How do I collect various status data for a table?Answer: ANALYZEThe ANALYZE command.48. How to start the session level traceAnswer: Dbms_session. Set_sql_traceALTER SESSION SET sql_trace = TRUE;The different points of the 2 tools, import and Sql*loaderAnswer: These two

With the rapid development of Oracle technology and the market, the number of people working in Oracle DBA is getting bigger and bigger. I can see from some posts that I often post on forums and communities, many people are eager to work in this field now or in the future, and the market demand is also very large, but it is not hard to see that each company has h

Tags: adding to Oinstall and DBA user groupsUsermod-g oinstall-g dba-d/home/oracle Oracle-G is the Oinstall group for the specified user's primary group-G is the DBA group for the specified user's secondary group-D for the specified user's home directorystatement is defined

Sysdba manages oracle instances. It does not rely on the full startup of the entire database. Once the instance is started, it already exists. It logs in as sysdba and loads data. Sysdba manages oracle instances. It does not rely on the full startup of the entire database. Once the instance is started, it already exists. It logs in as sysdba and loads data. Differences between sys and system users 1) T

triggered or any other method is required. Once this function is triggered, the user can be successfully promoted to DBA permissions. Example: www.2cto.com First, we create a user birdarmy who has the permission to create tables and functions. To facilitate the test, I directly grant them the connect and resource permissions. SQL> create user birdarmy identified by 123456; User created. SQL> grant connect,

schema and their data are given respectively. Answer: Fact tables and dimension tables. fact table contain a large amount of major information, while dimension tables stores information about certain attribute descriptions of fact table. 10. What indexes should be created on the FACT Table? Answer: bitmap index) 11. In the O