_____________ level in tree scheme architecture is concerned of abstraction defining the structure of the complete database and logical relationships that exists among data.
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Keep practicing — related questions
- Which of the levels in three-schema architecture describes the relationships exist among data?
- The level of data abstraction, which describes how data is actually stored is _________.
- Which of the following levels of data abstraction describes what data is stored in the database and the rel...
- Which level of abstraction describes what data is actually stored in the database?
- The data model in DBMS, which organises data into a structure that appears as a tree is called
- __________ are logical structures that use ordered levels as a means of organizing data
- ___________ is a logical structure used to classify or group database objects.
- Hierarchical System refers to