deletion anomaly

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A: I have given an answer in stpe 2.

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A: Question is asking about the required items to allow application to write data to DynamoDB Table.

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A: ER DIAGRAM: Please run each query one by one

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Q: Computer Science The following script uses a derived table to return he date and invoice total of…

A: Answers 1) USE AP SELECT VendorName, FirstInvoiceDate, InvoiceTotal FROM Invoices JOIN (SELECT…

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A: This method has historically involved sorting the relations according to the join attribute or…

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A: According to the given question we just need to create the table Agency to fetch the data…

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A: UML stands for Unified Modelling Language. It is popular for its diagrammatic notation. It is used…

Q: Write a trigger that will be activated when a new customer is added to the Customers table and that…

A: Solution :This is a trigger that will be activated when a new customer is added to the Customers…

Q: Consider a view branch-cust defined as follows: create view branch-cust as select branch-name,…

A: Database views, by nature, act as a virtual table based on the result-set of a SELECT statement.…

Q: Task

A: Answer Taak 1:-     Output:-

Q: Consider the following table is used to store contact information: ame Company Address Phone1 Phone2…

A: The solution for the above problem is as follows

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Q: Consider a view branch-cust defined as follows: create view branch-cust as Do not copy select…

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Q: Question 3. . Consider the following two command C1 and C2 on the relation R from an SQL database:…

A: DROP TABLE: DROP TABLE statement is used to drop an existing table in a database.  Syntax is  DROP…

Q: For executing a query, which specifies a range of values in the WHERE clause, among Ordered indexing…

A: - We need to talk about the indexing to use for getting data from WHERE clause.

Q: elationship is considered a one-to-many binary relationship? One tutor is assigned 20 students and…

A: Binary relationship is the relationship between two entities. Mainly there are 4 types of binary…

Q: Subject: Technology of Large Databases. You have an object type "office" with attributes: square…

A: I have answered this question in step 2.

Q: Fragment the Client table so that clients of Consultant 19 form a fragment named ClientConslt19,…

A: 1. Fragment the Client table so that clients of Consultant 19 form a fragment named ClientConslt19…

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A: we have to import databse in mysql

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Q: The WorkOrders table has a foreign key, ClientNum, that must match the Client table's main key.…

A: Answer

Q: 1.- All products(items) in the shop catalog; product code, name and price 2.- Products sold in the…

A: 1)  All products(items) in the shop catalog; product code, name, and price- select code as 'Product…

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A: Code: Appointment.java public class Appointment { // data members String type; int patientID; String…

Q: Oracle assignment on functions u should write a script to get the emp table file and the ones…

A: According to the question

Q: I am having some trouble with this for an assignment in Database. I am trying to create some queries…

A:

Q: I need sample SQL scripts that will insert the data to the database (at least one row in each table-…

A: Model and a couple of general considerations

Q: Write 5 queries with explanations for online book store system,(USE MySQL) -- Write 5 queries. Your…

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Q: Write a trigger that fires when a row is deleted from the above Cou table (Table 1). The trigger…

A: Lets create the given table with sample data :    CREATE TABLE Course (COURSE_NAME…

Q: Given the default schema of a database: Customers 123 Customerld noe FirstName noc LastName Orders…

A: Required Code :-   show databases;create database customerDB;use customerDB;--…

Q: How can we choose which model to use as a template when generating tables in Microsoft Access?

A: When generating tables in Microsoft Access, you do not have the ability to select a specific model…

Q: 6. Study the following block, and answer the questions below: (a) What are declared in the package…

A: PL/SQL package :- Package is a logical groping of related procedure/function(subprograms) in a…

Q: Student ID Student_name Cource_ID Cource_name Grade 22 Noor НTML B+ C++ А- JAVA C++ 25 Ali A JAVA…

A: Provided the solution for all the above given questions with detailed step by step explanation as…

Q: Client (clientNumber, firstName, lastName, clientCity) Account(accountNumber, #agencyNumber,…

A: For the required query creating the first three tables:   (here, underline cloumn names are the…

Q: Given 3-way BTree created by these data: 3, 7, 9, 23, 45, 1, 5, 14, 25, 24, 13, 11 1. Draw the final…

A: Part(1) Inserting the first node with value 3 as the root node. Insert next node with value as…

Q: The following three tables make up a simple reservation system for a small campground. The database…

A: A primary key is a key whichever uniquely identifies. Foreign key is column or group of columns that…