Oracle вопросы и ответы для интервью
Связанные сравнения
Вопрос 21. What are the type of Synonyms?
There are two types of Synonyms Private and Public.
Вопрос 22. What is a Redo Log?
The set of Redo Log files YSDATE,UID,USER or USERENV SQL functions, or the pseudo columns LEVEL or ROWNUM.
Вопрос 23. What is an Index Segment?
Each Index has an Index segment that stores all of its data.
Вопрос 24. What are the different type of Segments?
Data Segment, Index Segment, Rollback Segment and Temporary Segment.
Вопрос 25. What are Clusters?
Clusters are groups of one or more tables physically stores together to share common columns and are often used together.
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