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Write two programs which will work with a structure. a) The first program will use a structure to store the following inventory data in a file: Item Description Quantity on Hand Wholesale Cost Retail Cost Date Added to Inventory The program will write five records to an output file for different items; the quantity, costs, and date for each item will be different from the other items.
The second program will read the file created by the first program using the same structure. The second program will calculate and display the following information:
total wholesale value of the inventorytotal retail value of the inventorytotal quantity of all items in the inventory.
Create 2 tables customer with fields customer_id, customer_name, customer_street, customer_city and depositor customer_id, account_number, balance Set relation between the two tables: Perform the following query: 1) Show the records of depositor tabl..
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Using the Northwind database - Give a list of employee names and each employee's corresponding customers by company name.
In MySQL Workbench 5.2, create an ER diagram that meets the above requirements. Include both Entity Classes and attributes that are necessary, given the above requirements. Save your ER model as an .mwb file
DISPLAY CNAME OF THE CUSTOMER TABLE IN ALPHABETICAL ORDER. DISPLAY WAREHOUSENO OF THE WAREHOUSE TABLE WHOSE WCITY IS ‘HUBLI'.
How can you create and manipulate an object in SQL?
What is the order P of the B+-tree if B+-tree access structure on the key is constructed? What is the number of leaf-level blocks needed if blocks are approximately 69% full (round up for convenience)?
You should briefly describe each database being compared. Then compare the databases based on their scalability functionality, and interoperability. Finally, make your recommendation based on yo comparison.
(Inventory Application with Keyboard Events) Enhance the Inventory application that you developed in Tutorial 4 to prevent the user from entering input that is not a number. Use keyboard events to allow the user to press the number keys, the left and..
Explain how data is physically stored and accessed
Produce an Entity-Relationship Model for the scenario, Query your database, Optimize your Database,Secure your Database, and built Building a Web Interface
Give examples of binary 1:N relationships, for (a) an optional-to-optional relationship, (b) an optional-to-mandatory relationship,
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