Oracle 面试题与答案
相关差异对比
问题 6. What is schema?
A schema is collection of database objects of a user.
这有帮助吗?
添加评论
查看评论
问题 7. What are Schema Objects?
Schema objects are the logical structures that directly refer to the database's data. Schema objects include tables, views, sequences, synonyms, indexes, clusters, database triggers, procedures, functions packages and database links.
这有帮助吗?
添加评论
查看评论
问题 8. Can objects of the same schema reside in different tablespaces?
Yes
这有帮助吗?
添加评论
查看评论
问题 9. Can a tablespace hold objects from different schemes?
Yes
这有帮助吗?
添加评论
查看评论
问题 10. What is Oracle table?
A table is the basic unit of data storage in an Oracle database. The tables of a database hold all of the user accessible data. Table data is stored in rows and columns.
这有帮助吗?
添加评论
查看评论
用户评价最有帮助的内容:
- 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?