
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Create a query to add a column P to an existing view named view1 having columns (M,N,O) from the table T1.
MySQL
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- 2. Create a view named Top10PaidInvoices that returns three columns for each vendor: VendorName, LastInvoice (the most recent invoice date), and SumOfInvoices (the sum of the InvoiceTotal column). Return only the 10 vendors with the largest SumOfInvoices and include only paid invoices.arrow_forwardin sql When a view is dropped, the underlying table is also dropped. Select one: a. False b. Truearrow_forward7. Write an SQL query to update a view named VP having columns (X,Y,Z) to have columns (X,Y,Z,W) from the table T.arrow_forward
- Compare between the following: Temporary table vs. View Assertion vs. Triggersarrow_forwardQ1Create a view named v_Title_Unavailable.The view should show the movie titles and media_id of the media not returned yet. The view should not allow any DML operationsQ2Create a SYNONYM for v_Title_Unavailable named vTU.Q3Write SQL to query the view using the synonym.arrow_forwardTask 19: List every table that you have created thus far. Display the TABLE_SCHEMA and TABLE_NAME columns. Task 20: List every column in the ITEM table and its associated data type.arrow_forward
- Create a view, using JOBS, DEPARTMENTS, and JOB_HISTORY tables that will include department name (not ID), job title (not jobID), start date, and end date for all rows in the JOB_HISTORY table Using your view, write a query that shows the number of rows (count) for each department. Write a query that uses your view from above to select the columns department name, job title, and end date for all rows where the department name includes the string “Sale” that is NOT case-sensitive. Use a function. i.e. SALE, SaLe, Sale, sAle, etc. should all match a rowarrow_forwardQUESTION 8 Columns added to a table in transform data can be seen in the Data View? O True Falsearrow_forwardAdd a foreign key constraint to the movie table: the column prod_id is the foreign key, referencing the column id from the production table (use sql) following is movie and production tablearrow_forward
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