1- Convert this relational database to a key value database Subject Comp Stnum Name Avg Eyear 9611 احمد رضوی 17 1396 9712 پوریا محمدی Elec 16 1397 9813 رضا احمدی IT 18 1398 9811 زینب اکبری IT 17 1398 9914 Elec رویا کیمیای ی 16 1399 9815 فاطمه Comp 19 1398 پورمحمدی

Q: A relational database's select operation may reduce a table's size by removing columns that don't…

A: Introduction : A relational database is a type of database that stores information in related…

Q: Is it the database administrator's job to backup the database, or is it the responsibility of the…

A: We are going to understand whose job is to keep the database backup.

Q: Which of the procedures involved in utilizing an application to access a database are reasonably…

A: The Finest Open-Source Database Management System This is the LibreOffice Base. If you are looking…

Q: What does the term "database replication" mean in comparison to "database fragmentation"?

A: The storage of data copies at several network locations is known as data replication.Data…

Q: What part of a database management system makes sure that multiple people don't try to access the…

A: Concurrency control in a Database Management System (DBMS) is the component that ensures that…

Q: What precisely does it mean when people talk about metadata? Which component of a database…

A: When people talk about metadata in the context of a database management system (DBMS), they are…

Q: What differences exist between a logical database structure and a physical database structure?

A: We have to  explain the distinction between logical and physical database structure.

Q: What's the difference between a Relational Database and a No-SQL Database?

A: A database is a software which manages data storing and it's access very efficiently. A database can…

Q: What does the word "metadata" mean? What part of a database management system is in charge of…

A: =>        A database management system (DBMS) is a software application or system that allows…

Q: When do DML updates become permanent in database tables?

A: Introduction: You may enter a DML statement in the Worksheet in the SQL Developer environment.…

Q: ATM Card # Account # PIN Name Balance (Rs.) 11122230 Ас321 999 Ali 5,000 11122231 AC431 Hina Sad…

A: Consider the given data :  double A={11122230, 11122231, 11122232, 11122233, …}; double…

Q: Question#4 Answer below question, considering the relational database as represented in the…

A: Attaching the query:- Explanation:- In this we have to find all those customers with bank account…

Q: Is backup the database administrator's responsibility or the obligation of the database user? of…

A: Introduction: Backup is an essential activity that must be conducted on a daily basis, as we all…

Q: Simply put, what is metadata? Which part of a database management system is responsible for keeping…

A: Introduction:- Metadata describes tables and fields in a database. DBMS must store and make…

Q: What part of a database management system is in charge of controlling how many things can be done at…

A: The part of a database management system (DBMS) that is responsible for controlling how many things…

Q: en a d

A: In computing, a database is a coordinated assortment of data stored and got to electronically.…

Q: Is a mistake in a database system more severe than a mistake elsewhere?

A: Introduction: Database: Well-defined/systematic collection of data(interrelated) Consists of…

Q: The advantages of a hierarchical database over a relational database are numerous. Discuss if the…

A: Justification: The paradigm enables easy addition and deletion of new data. The data at the top of…

Q: Is it the database administrator's obligation to backup the database, or is it the database user's…

A: Database administrators ensure that databases work smoothly. A range of data, such as financial…

Q: What differences exist between a logical database structure and a physical database structure?

A: Introduction: A database is a planned grouping of material that has been arranged and is often kept…

Q: When do DML updates become permanent in database tables?

A: The commit command is used to store any transaction into the database in a permanent manner.

Q: Which three duties in database administration are absolutely necessary?

A: A database administrator (DBA) is a professional who manages, secures and maintains a company's…

Q: A relational database's select operation may reduce a table's size by removing columns that don't…

A: 1. A Database Management system (or DBMS).  2. It is essentially nothing more than a computer-based…

Q: List out Codd's Relational Database rules.

A: Codd's 12 rules consist of thirte­en outlined guideline­s and principles (numbered 0 to 12) for…

Q: Pata stored in relational database tables such as Customers and Sales Orders would be considered.…

A: Given:data stored in relational database tables such as customers and sales orders would be…

Q: Name the 4 UDTs (user defined types) in object relational database with examples

A: A user-defined data type (UDT) is a data type that derived from an existing data type.  There are…

Q: What are the ways in which the variable-length records arise in  database systems?

A: Answer: In the database there are three major ways that we can check or arise the variable-length…

Q: What database component controls concurrency?

A: 1) A database is a structured collection of data that is organized, stored, and managed in a way…

Q: A relational database's select operation may reduce a table's size by removing columns that don't…

A: The select operation is essentially an operation that searches the data contained inside the table…

Q: Name a few system privileges the owner of a database must have (and not standard users!)

A: I have given an answer in step 2.

Q: Which of the following competencies is required of a database developer or programmer in the modern…

A: Database: Describe the core competencies required of a database developer. As a developer of…

Q: SQL is an abbreviation for Structured Query Language, which is also pronounced as See-Qwell. It was…

A: Introduction: Structured Query SQL is pronounced See-Quell. It manages relational database data…

Q: A real-world SQL database may be given and explained?

A: Introduction: SQL Databases utilize Structured Query Languages and are Relational Database…

Q: A relational database's select operation may reduce a table's size by removing columns that don't…

A: We first need to know about "SELECT" command,  The "Select" command when applied on the respective…