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Nonamiya [84]
3 years ago
10

Give your definition of a view. Based on the Academic Database, identify and describe a scenario where it would be necessary to

use a view. Your answer should be addressed in 100 to 150 words.
Computers and Technology
1 answer:
il63 [147K]3 years ago
7 0

Answer:

A database view is a searchable object in a database that is defined by a query. Though a view doesn't store data, some refer to a views as “virtual tables,” you can query a view like you can a table. A view can combine data from two or more table, using joins, and also just contain a subset of information.

Explanation:

A database view is a subset of a database that is based on a query that runs on one or more database tables. Database views are saved in the database as named queries and can be used to save complete queries that are frequently used.

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Create a java class for Bank Accounts with these public String attributes: ownerName, acctNbr and these private double attribute
Readme [11.4K]

Answer:

public class BankAccounts

 {

   public String ownerName;

   public String acctNbr;

   private double debits;

   private double credits;

   public BankAccounts(String ownerNm, String acNum)

  {

    debits = 0;

    credits = 0;

    ownerName = ownerNm;

    acctNbr = acNum;

  }

public void addDebit(double debitAmt)

  {

    if(credits > (debits + debitAmt))

      debits = debits + debitAmt;

    else

      System.out.println("Insufficient balance");

}

   public void addCredit(double creditAmt)

  {

    credits = credits + creditAmt;

  }

public double getBalance()

  {

    double balance = 0;

    if((credits - debits) > 0)   // return the value if there is actually some balance left.

      balance = credits - debits;

    return balance;   //returns 0 if credits are lesser or equal to debits

  }

 }

Explanation:

Here class name is <em>BankAccounts </em>which can be used to create a new bank account whenever any user wants to open a bank account. This class will help to track any new account opening, debits and credits operations carried out on that account.

We have a constructor here, which accepts 2 arguments i.e. Bank account <em>Owner Name</em> and <em>Account Number</em>. The constructor also sets the values of <em>debits </em>and <em>credits</em> as 0.

The methods <em>addDebit()</em>, <em>addCredit()</em> and <em>getBalance()</em> help to perform Debit and Credit operations on the account.

NOTE: The method <em>getBalance()</em> returns a positive value only when credits are greater than debits.

The method <em>addDebits()</em> can add debits only as the condition that the credits are greater than the resultant debits.

The code for class <em>BankAccounts</em> is hereby attached.

Download java
4 0
3 years ago
Gabe wants to move text from one document to another document. He should _____.
Lorico [155]
Copy and paste the text
8 0
3 years ago
Read 2 more answers
The Caesar Cipher has 25 different shifts to try.
statuscvo [17]

Answer:

D. 25x24x23x22x21.....3x2x1.

Explanation:

The ceasar cipher is a encryption technique, that uses a combination of information or keys to encrypt an information.

The 25 shift ceasar cipher has 25 different combinations, so the number of probable random cipher substitution is 25!,

That is = 25 × 24×23× 22×..... ×2×1.

3 0
2 years ago
Let PALINDROME_DFA= | M is a DFA, and for all s ∈ L(M), s is a palindrome}. Show that PALINDROME_DFA ∈ P by providing an algorit
denis-greek [22]

Answer:

Which sentence best matches the context of the word reticent as it is used in the following example?

We could talk about anything for hours. However, the moment I brought up dating, he was extremely reticent about his personal life.

Explanation:

Which sentence best matches the context of the word reticent as it is used in the following example?

We could talk about anything for hours. However, the moment I brought up dating, he was extremely reticent about his personal life.

8 0
2 years ago
What is the difference, if any, between a project manager and a producer on a digital media production team? A project manager o
Flauer [41]

Answer:

A project manager just oversees the creative element, while a producer oversees the entire project.

It is B

7 0
2 years ago
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