Consider the relational schema R = {M, N, O, P, Q, S}. Then the decomposition of R into R₁ (M, P, S) and R₂ (M, N, O, Q) is Select the correct Options: A. Cannot be determined. B. Lossy Join Decomposition C. Neither Lossless nor Lossy D. Lossless Join Decomposition

Q: Differentiate between DB Façade and Eloquent Object Relational Mapper (ORM)

A: Differentiate between DB Façade and Eloquent Object Relational Mapper (ORM)

Q: DBAS data dictionary obligations?

A: Answer to the above question is given below

Q: Procedure for compiling and sort information for data entry?

A: Data entry is an expansive area that, depending on the position, sector and business, has different…

Q: simple retrieval queries using 2group by, 2having clause, 2aggregation functions related to your…

A: Group by is a SQL clause used to group rows with similar values into summary rows. The having clause…

Q: DBMS driver function

A: What is DBMS: DBMS stands for Database Management System, which is a software system used to manage…

Q: hat word phrase signal tge enumeration or listing

A: Lets see the solution in the next steps

Q: Roles are not typically created for a database application True O False

A: Given We know about the database application .

Q: Explain the importance of using cell references rather than constant values when creating formulas…

A: First, understand the cell reference:- A cell reference in Excel is a combination of a column…

Q: How does the system catalogue operate and what is it? Please include at least three items for which…

A: Introduction: The system catalog is a collection of tables that describe the structure of the…

Q: Display job Title, the difference between minimum and maximum salaries for jobs with max salary in…

A: The table name is JOB and consist of the following attributes, Job_title, minimum_salary,…

Q: Number of mappers can be configured in the job config Select one: True False

A: Given, to state wether true or false for number of mappers config in job config.

Q: What exactly is face validity?

A: Introduction: Validity signifies and states whether the test is actually and accurately measuring…

Q: Name of Supplier: ISBN Number of Supplier: Title and Publisher Date of Distribution 04 SOURCE Source…

A: Multivalued attributes are characteristics that may take on several values for a particular entity…

Q: Explain the use of the SQL transaction control language (TCL) statements BEGIN TRANSACTION, COMMIT…

A: SQL Transaction Control Language: . SQL Transaction Control Language is allows statements for…

Q: Explain the purpose of SQL/PSM.

A: Purpose: Enables the user to handle the dara. Enables the user to manage the data. Provide multiple…

Q: Why are some field values coded?

A: GIVEN: Why are some field values coded?

Q: Explain the concept of indexing in databases and its impact on query performance.

A: Indexing is the process of creating auxiliary data structures which provide a fast and efficient way…

Q: Which parameters required to be considered when defining the field type in DBMS

A: The field type governs the type of data that can be entered into the field (string, numeric, date,…

Q: DBAS data dictionary obligations?

A: The Answer is in given below steps

Q: The layers of a DBMS-based application may be described in a few sentences.

A: Database Management System (DBMS): A database management system (DBMS) is a software package that…

Q: What effects do inappropriate indexing decisions have?

A: Given To know the effect of inappropriate indexing decisions.

Q: How does the system catalogue operate and what is it? Please include at least three items for which…

A: Your answer is given below.

Q: Explain what Structured Query Language (SQL) is and its function.

A: This question comes from Relational Database Management System a paper in Computer Science.In this…

Q: The business rules for this problem are: .An employee must work at a minimum of one bank branch. .…

A: Relational cardinality refers to the way data is related in a database. It defines the number of…

Q: DBA time is saved thanks to the DBMS's query optimisation procedures.

A: Dear learner, hope you are doing well, I will try my best to answer this question. Thank You!!

Q: What DBMS explain in details

A: An application that makes it simple for users to manage, save, and retrieve data is known as a…

Q: Example of DBMS written in Utility Services

A: DBMS interfaces are used to communicate with DBMS, and DBMS utilities are the parts of the DBMS…

Q: Briefly explain DBMS

A: Database Management Systems(DBMS) are software systems used to store, retrieve, and run queries on…

Q: What is the best way to track the information requests?

A: Answer is given below

Q: What are the types of requirement and what is requirement for the user.

A: The types of requirements that are present in the software engineering are: Functional requirements…

Q: Explain different types of DBMS

A: The above question is solved in step 2 :-

Q: Meeting Client Name: Enter name First Meeting? Client Type: School College University

A: I have using HTML to design:

Q: What are procedures?

A: The above question is solved in step 2 :-

Q: Define report header

A: Many applications are used by organizations for various purposes. The application varies according…

Q: The layers of a DBMS-based application may be described in a few sentences.

A: A database is a collection of related data which represents some aspect of the real world. A…

Q: How the DBMS determines which queries to optimise and how much time this saves the DBA is based on…

A: DBMS or Database Management System is a software system that allows users to store, retrieve, and…