In MS Access, if you have two related tables and you check the box to enforce referential integrity, how does the software behave during the insertion of a new record into the many table?

Q: Does the DBMS or the user make the choice of which index to use to accomplish a given task?

A: Solution:-              The DBMS, net the user, choose which  index   to use to accomplish a…

Q: A view, which is also known as a virtual table, is not an actual table and does not have any data…

A: A VIEW is defined as a data object that does not contain any data. Its resultant is content of a…

Q: In your database course, your instructor has given you a small database that has a lot of invalid…

A: Given Problem: In your database course, your instructor has given you a small database that has a…

Q: ed to set up primary key and foreign key each table. Make two lines of contents for each table.…

A: Select this option to generate a statement to drop each object before the statement that creates it.…

Q: The dataset work.seinfeld contains a variable date which is missing for some of the records. Which…

A: The correct option is d. data = work.seinfeld is present in option d. only. It contains the variable…

Q: The WorkOrders table contains a foreign key, ClientNum, which must match the primary key of the…

A: A foreign key is a key that is used to link two or more tables together. It also helps in…

Q: In Foreign Key Concept which of the following operation on referencing table will cause violation to…

A: In Foreign key concept referencing table is the table which contains the foreign key attribute.  The…

Q: If a user attempts to add data to the database, under what situations may this result in a record…

A: The query seeks to ascertain the situations under which the user's attempt to insert data into the…

Q: When a user attempts to add data to the database, what are the odds that the effort will result in…

A: Database: It is a collection of data stored on a computer system that can be accessed via the…

Q: The command in DBMS in which the all the records existed in the file are retrieved in specific order…

A: The command in DBMS in which the all the records existed in the file are retrieved in specific order…

Q: A(n) is a field that contains unique data for each record in the table but is not used as the…

A: Secondary key It is a candidate key that is not selected as primary key . For example, we have…

Q: When creating DB tables that contain foreign key references to other tables, you must: A first…

A: When creating the Data Base tables that contain foreign key references to other tables, then we must…

Q: Question 3, continued.  Suppose that we have 2 tables, A and B, specified by the following…

A: According to the given question, there are two tables created A and B. The columns are A table is a1…

Q: Chapter 9 from book "DATABASE SECURITY AND AUDITING: Protecting Data Integrity and Accessibility" by…

A: given - Chapter 9 from book "DATABASE SECURITY AND AUDITING: Protecting Data Integrity and…

Q: In this exercise, you will create tablespaces and change their characteristics. 1. Connect to the…

A: 1. 2. 3.

Q: Write a SELECT statement that selects all of the columns for the catalog view that returns…

A: we need to write a select statement that selects all of the columns for the catalog view.

Q: Consider the following PL/SQL script: SET SERVEROUTPUT ON BEGIN     INSERT INTO COURSE…

A: Answer is given below .

Q: In what circumstances would it be possible for a user's attempt to add data to the database to…

A: There are different types of constraints that can be applied to any database. If those constraints…

Q: When creating DB tables that contain foreign key references to other tables, you must: first create…

A: Ans 1: When creating DB tables that contain foreign key references to other tables , you must : a)…

Q: descending order by duration. Name this query Q2 – CallDuration. c. For each customer who has a…

A: Finding customers for your business is not easy. And once you find them, there comes another…

Q: What Cascade Delete option is used for? O A. It ensures that all the related records will be deleted…

A: The correct answer along with the explanation is given below:

Q: 65. _________ dump schemes have been developed that allow transactions to be active while the dump…

A: Given that, 65. _________ dump schemes have been developed that allow transactions to be active…

Q: In a system environment where several users have access to a database simultaneously, a new user…

A: Lets see the solution.

Q: You have been given the task of documenting the process and commands required for creating a new…

A: Student_1 Ассess  соmmаnd  line  аnd  enter  MySQL  server:mysql The  sсriрt  will  return  this…

Q: Consider when using default settings will increase data integrity and when using them will…

A:

Q: If a DBMS enforces a DELETE RESTRICT option on the referential integrity constraint between SELLER…

A: Consider the given relation :

Q: What are the chances that a user's effort to add data to the database would result in the creation…

A: A database is the an ordered collection of data saved on a computer system that can be accessed…

Q: The UPDATE command is used to Group of answer choices create a table. add a new record to a table.…

A: The UPDATE statement is used to modify the existing records in a table. syntax is : UPDATE…

Q: Create Table Maintenance_Record( MaintenanceID int NOT NULL, Description_of_Maintenance…

A: Why error is occur : 1.In this sql query may be  , invalid column name, 2.column name does not…

Q: rite a script that creates a stored procedure named sp_dep4207. When the stored procedure is…

A: Given  Procedure name: sp_dep4207 This procedure has to return all rows in the Faculty table for…

Q: PL_1 1 DECLARE 2 e_record_exists EXXCEPTION; 3 PRAGMA _(e_record_exists, -02292); 4 BEGIN…

A: Here, two PL/SQL programs are given. Here we have to fill the blanks in the code.

Q: How may it be conceivable for a user's effort to add data to the database to result in a record that…

A: There are various sorts of database constraints that can implement. The user would receive an error…

Q: firstthree (my_seqid in varchar2) as cursor c1 is     select sname, grade from student s join…

A: Below are the steps needed

Q: Clause of SELECT

A: The SELECT statement

Q: How can I made this SQL code work on Maria_DB?     --creating the data base create database…

A: All the answer one by one in pages.

Q: What are Situations where default values will improve data integrity and situations where using them…

A: Answer: There are two situation as follows: 1.Situation where data integrity decreases: (a) There…

Q: How likely is it that an attempt by a user to add data to the database would result in the creation…

A: There are mainly three operations that have the ability to change the state of relations, these…

Q: Create a database trigger for the following situations:                       update the…

A: A block of SQL or PL/SQL code that is automatically triggered, by the DBMS when some specific data…

Q: Match each of the following actions according to their designated function used to enforce…

A: database managemnt design function used to enforce Confidentiality , Integrity and Availability.

Q: An integrity constraint is a mechanism used by any DBMS tool to prevent invalid data entry into the…

A: The consistency and completeness of data in a database is referred to as data integrity. You can…

Q: 2- write a DBA command to create a differential backup for the database DBMS , in a new folder with…

A: 2- write a DBA command to create a differential backup for the database DBMS , in a new folder with…

Q: ?Which of the following statements is not true about primary key fields The primary key field is the…

A: Primary key the primary key field is a linking field in the table of the one side of a one to many…

Q: A record may be created that violates an enabled constraint if a user tries to contribute data to…

A: It is explained in this inquiry how a database error resulted in the creation of a record that…

Q: Match each of the following actions according to their designated function used to enforce…

A: Confidentiality means the encrypted data which kept secret and contains limited access. Integrity…

Q: EF Core API will create which table for the following context? In other words, what would be the…

A: Entity Framework Core API main use is to create the database schema. Entity Framework Core API…

Transaction Processing

Transaction processing is a computational style generally performed by server computers, which supports interactive applications (apps). Transaction processing is also known as information processing, which divides the work into indivisible and individual operations called transactions. The transaction is a set of tasks; a single task is considered as the minimum processing unit that cannot be divided again.