The Primary Key is (doctorID, patientID).   i. Explain why the above table is not in 2nd Normal Form.   ii. Normalize the table to 3rd Normal Form.

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A: Here, we have to explain why the table is not in first normal form.

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A: Ans:) Given Table:  Patient (HouseholdNum, HouseholdName, Street, City, State, PostalCode, Balance,…

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A: Lets see the solution.

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A: 3rd normal form condition:- Must follow 2nd normal form. Must not contain transitive dependency.

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A: ALTER TABLE command is used to add new Attribute to the table Syntax: ALTER TABLE table_name  ADD…

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A: Candidate key is the set of attributes which can refer each row uniquely in table

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A:

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Q: Explain the relationship between EXISTS and correlated subqueries in brief.

A: To be determine: Explain the relationship between EXISTS and correlated subqueries in brief.

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Q: Explain Primary Key?

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A: here have to determine about key in table.

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A: I'm providing the answer to the above question. I hope this will be helpful for you..

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A: I have answered this question in step 2.

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A: Note: There are multiple questions are given in one question. According to the rule, you will get…

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A: Given: Write an SQL statement to add three new rows to the PET_OWNER table.Assume that OwnerID is a…

Q: normal form of this relational table? 1AKE, MODEL,YEAR, OWNER)

A: relation table gives relationship between entities and their attributes.

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Q: Question:4 Show Student name, reg no, marks and grade from the table Student_info?

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Q: What is a transitive dependency? What is the rule for converting tables in the second normal form to…

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Q: What is a transitive dependency? What is the rule for converting tables in the second normal form to…

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A: Our task:

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Q: sql] [oracle] Consider the following schema: Publisher (name, phone, address), PK: name. Book…

A: The SQL query is as follows:

Q: A table in third normal form is one which: A Has only one primary key. B Is linked to another table…

A: Given:

Q: A table in third normal form is one which: A Has only one primary key. B Is linked to another table…

A: Third Normal Form (3NF):A relation is in third normal form, if there is no transitive dependency for…

Q: A table in third normal form is one which: A Has only one primary key. B Is linked to another table…

A: A  database is in third normal form if it: is already in second normal form it has no non-key…

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A: Given

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A: Data Definition Language (DDL) is used to define the structure of database. CREATE, ALTER and DROP…

Q: 1. Write a database description for each of the relations shown, using SQL DDL (shorten, abbreviate,…

A: Data Definition Language (DDL) is used to define the structure of database. CREATE, ALTER and DROP…

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A: Given:

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A: Hello student. Warm welcome from my side. Hope you are doing great. I will try my best to answer…

Q: What would be the result of the SQL statement CREATE UNIQUE INDEX idxA ON TabA(A), if the column A…

A: What would be the result of the SQL statement CREATE UNIQUE INDEX idxA ON TabA(A), if the column A…