Oracle 面接の質問と回答
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質問 11. What is an Oracle view?
A view is a virtual table. Every view has a query attached to it. (The query is a SELECT statement that identifies the columns and rows of the table(s) the view uses.)
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質問 12. What is Partial Backup?
A Partial Backup is any operating system backup short of a full backup, taken while the database is open or shut down.
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質問 13. What is Mirrored on-line Redo Log?
A mirrored on-line redo log consists of copies of on-line redo log files physically located on separate disks, changes made to one member of the group are made to all members.
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質問 14. What is Full Backup?
A full backup is an operating system backup of all data files, on-line redo log files and control file that constitute ORACLE database and the parameter.
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質問 15. Can a View based on another View?
Yes
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ユーザー評価で最も役立つ内容:
- What are the components of physical database structure of Oracle database?
- What are the components of logical database structure of Oracle database?
- What is a tablespace?
- What is SYSTEM tablespace and when is it created?
- Explain the relationship among database, tablespace and data file?