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, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created
You are required to implement integrity constraints within the database to enforce the following requirements: For Projects: Start date must be supplied. Start date cannot be i
In problems 1 - 4, you are given the columns of a table, and a set of functional dependencies. Determine the normal form of this table. Remember that the normal form is the HIGHE
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
Do you have experts of the dbms
what is the need of a log in dbms
Define check point and its impact on data base recovery. Ans: There could be hundreds of transactions handled per minute, in a large on-line database system.
What are the purpose for having variable length records? What kinds of separator characters are required for each? Variable-Length Records - Variable-length records are thos
State the Object Design for Processing The object design phase comes after analysis and system design phase. The object design phase includes implementation details like as i
What is the most significant feature that does not directly map into programming language structures? Why? Association, since there are complex types of association, like as qu
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