What restrictions can you apply when you are creating views?
Q: Show how to create a view tot credits (year, num credits) that returns the total amount of credits…
A: Introduction: The query below is used to calculate the total number of credits earned by students in…
Q: Create a view named myView_757 (last 3 digits of your student number) That view should display…
A: create table and insert all the data CREATE TABLE employees ( employee_id NUMBER GENERATED BY…
Q: Create a view named TopLevelCust view. It consists of the number, name, address, balance, and credit…
A: A view in SQL is a table which is virtual in nature. It comprises of all elements that are present…
Q: Which command should you use to add data from one table to another?
A: explain command use to add data from one table into another table.
Q: What happens to the data displayed by a view when the view is deleted?
A: Nothing will happen to the data displayed by a view, if the view is deleted.
Q: Show how to define a view tot_credits (year, num_credits), giving the total numberof credits taken…
A: Explanation: The below query is used to give the total number of credits taken by students in each…
Q: A social media application stored information about each registered user in the table create table…
A: Introduction: A relational database collects different types of data sets that use tables,…
Q: Task 4: Create a view named PROPERTY_OWNERS. It consists of the property ID, office number, square…
A: Answer is given below .
Q: Each row's buttons appear because of a DataGridView control's attribute. Why?
A: Introduction: The data in the DataGrid control is shown in a mix of rows and columns. There are…
Q: What command can be used to modify a view?
A: In a database,a view is a virtual table containing the result-set of an SQL query. A view also has…
Q: Colombia office employees started using COLOMBIA_CITY_PROPERTY and they want to update the rent of…
A: the query is given below :-
Q: 2a. Create a view "View_Dept6090" which will display columns EmpNo, EName and Salary, by selecting…
A: part 2a. A view is created using the given syntax. CREATE VIEW view_name AS SELECT…
Q: Create a VIEW named ITEM_INVOICE. It consists of the item ID, description, price, invoice number,…
A: Views are a way of providing abstraction of data. It hides the sensitive or unwanted data and shows…
Q: triggers. Triggers should be meaningful.
A: According to the question we need to write the 5 Triggers:
Q: te a view called EMP_VU based on the employee number, employee name, and department number from the…
A: SQL Create a view called EMP_VU based on the employee number, employee name, and department number…
Q: Create a trigger named trg_line_prod that will automatically update the product quantity on hand…
A: Given : Create a trigger named trg_line_prod that will automatically update the product quantityon…
Q: To change a primary key in table you should do the followings: use the ALTER TABLE to drop the…
A:
Q: Create a view named MONTHLY_RENTS. It consists of three columns: the first is the number of…
A: View in sql : view is a virtual table based on the result-set of an SQL statement.
Q: Create a view named 'EmployeeReport' that contains the employee name, employee surname and the total…
A: SOLUTION : To create the view of surname, name, and total days work let us take the employee table…
Q: The DD_PLEDGE table contains the FIRSTPLEDGE column that indicates whether a pledge is the donor's…
A: Solution: Given: The DD_PLEDGE table contains the FIRSTPLEDGE column that indicates whether a pledge…
Q: datagridview create row and column programmatically column a - z row 1 - 50 only need the code…
A: Lets see the solution.
Q: How do you ensure that no user can change the data displayed by a view?
A: Add the WITH READ ONLY clause when making the table to make sure that no user can modify the data…
Q: Task 7: Create a view named MONTHLY_RENTS. It consists of three columns: the first is the number of…
A: Views in SQL correspond to a virtual table consisting of rows and columns. It represents result set…
Q: What are the guidelines to keep in mind when using a column alias?
A: The guidelines that must be kept in mind while using a column alias are as follows:
Q: plz help in sql You can modify data in a view if the view contains a group function Select one:…
A: If the view contains joins between multiple tables, you can only insert and update one table in the…
Q: Task 7: Create a view named MONTHLY_RENTS. It consists of three columns: the first is the number of…
A: We need to Create a view named MONTHLY_RENTS from PROPERTY table CREATE VIEW MONTHY_RENTS AS…
Q: Show how to define a view tot credits (year, num credits), giving the total number of credits taken…
A: SQL Query
Q: SQL ANSWERED -- Create a view called EMP_VU based on the employee number, employee name, and…
A: VIEW In SQL a view is a virtual table based on the result set of an SQL statement. a view contains…
Q: Which view is used to filter and look at the data in a table, without changing the structure of the…
A: DATA view is used to filter and look at the data in a tale , without changing the structure of the…
Q: When you create a Details view, what determines the type of control to which a column is bound?
A: Detail view: When a detail view control is created, the column data type present in the table…
Q: The given commad ALTER TABLE test MODIFY id NOT NULL; The command will always be executed…
A: ALTER TABLE command is used to add, delete or modify columns in an existing table. The basic syntax…
Q: What is the purpose of a column alias?
A: Purpose of a column alias: A column alias is used to clarify the contents of a specific column. It…
Q: create a view named major_ customer. it comsists of the customer num, name, balance, credit_limit…
A: CREATE A VIEW : To create a view, use the create view command, which includes the wordsCREATE VIEW,…
Q: Q6. Create a view named games that contains event title, number of event plaxes, sport name of all…
A: Q6. The statement is written for MySQL and Oracle database. View: View looks like virtual table by…
Q: The flights data set contains information about each flight in 2013. The planes data set contains…
A: We need to combine the two data frames. Therefore, the key will be Flight Unique ID
Q: Functions must be used in either the stored procedures' or the views' (these are the views) create…
A: Operators An operator is a symbol or a keyword defines an action that is performed on one or more…
Q: When should the FORCE keyword be used in the CREATE VIEW command?
A: VIEW: The “VIEW” in Structured Query Language (SQL) is a virtual table that does not exist…
Q: Create a view named NHTrips. It consists of the trip ID, trip name, start location, distance,…
A: Explanation: On the execution of below query, creates a view named as NHTrips in the database. This…
Q: A table can be visualized as a two-dimensional arrangement of data that consists of rows and…
A: SQL CREATE TABLE statement is used to create table in a database. Syntax: create table "tablename"…
Q: Create a VIEW named MAJOR_CUSTOMER. It consists of the customer ID, first name, last name, balance,…
A: Given that Create a VIEW named MAJOR_CUSTOMER. It consists of the customer ID, first name, last…
Q: Creating tablesWhen creating the fields, make sure you select the correct data type and add enough…
A: Given: Creating tablesWhen creating the fields, make sure you select the correct data type and add…
What restrictions can you apply when you are creating views?
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- Create a view named CONDO_FEES. It consists of two columns: the first is the square footage, and the second is the average fee for all condos in the CONDO_UNIT table thathave that square footage. Use AVERAGE_FEE as the column name for the average fee.Group and order the rows by square footage. a. Write and execute the CREATE VIEW command to create the CONDO_FEES view. b. Write and execute the command to retrieve the square footage and average fee foreach square footage for which the average fee is greater than 500. c. Write and execute the query that the DBMS actually executes. d. Does updating the database through this view create any problems? If so, what arethey? If not, why not?How many NOT NULL constraints can be created at the table level by using the CREATE TABLE command? 0 1 12 30 255Which type of constraint should you use on a column to allow entering only values above 100? a. PRIMARY KEY b. UNIQUE c. CHECK d. NOT NULL
- Create a view called HOMEWORK13 that includes the columns named Col1 and Col2 from the FIRSTATTEMPT table. Make sure the view is created even if the FIRSTATTEMPT table doesn’t exist.Create a view named CONDO_OWNERS. It consists of the location number, unit number, square footage, bedrooms, baths, condo fee, and owners last name for every condo inwhich the number of bedrooms is three. a. Write and execute the CREATE VIEW command to create the CONDO_OWNERSview. b. Write and execute the command to retrieve the location number, unit number,condo fee, square footage, and owners last name for every condo in theCONDO_OWNERS view with a condo fee of less than 500. c. Write and execute the query that the DBMS actually executes. d. Does updating the database through this view create any problems? If so, what arethey? If not, why not?What is the maximum number of columns you can define as a primary key when using the column-level approach to creating a table? a. 0 b. 1 c. 30 d. 255
- What are the guidelines to keep in mind when using a column alias?A new table has been requested to support tracking automated emails sent to customers. Create the table and add data as described below. Tablename: email_log Columns: emailid (numeric), emaildate (datetime), customer# (numeric) Primary key: emailid column, define as an Identity Column Add the following data rows and display resulting rows (if any errors occur, explain why the error is expected) Emaildate = current date, customer# = 1007 Emailid = specify to use the column default value, emaildate = current date, customer# = 1008 Emailid = 25, emaildate = current date, customer# = 1009Which object in the data dictionary enables you to verify DEFAULT column settings? DEFAULT_COLUMNS DEF_TAB_COLUMNS USER_TAB_COLUMNS None of the above