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er diagram on cosmetics.
difference between internal schema and external schema in DBMS
Define rotational latency time. The time spent waiting for the sector to be accessed to appear under the head is known as the rotational latency time.
It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
What is entity in DBMS? Entity: A DBMS entity is either a thing in the modelled world or a drawing element in an ERD.
Critically evaluate the bulleted list of information-related items in this case study. How are each contradictory to the notion of being an information-literate knowledge worker?
Explain Stand Alone Query Language in details? Stand alone Query Language - The query language that can be used interactively is known as stand alone query language. It does no
What is schema
what is definition hierarchical data model
vertical fragmentation
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