Explain the difference between a regular subquery and a correlated subquery.
Answer to relevant QuestionsThe relational set operators UNION, INTERSECT, and MINUS work properly only if the relations are union-compatible. What does union-compatible mean, and how would you check for this condition?What is a stored procedure, and why is it particularly useful? Give an example.Create the tables. (Use the MS Access example shown in Figure P8.1 to see what table names and attributes touse.)Write a procedure to add a new customer to the CUSTOMER table. Use the following values in the new record:1002, ‘Rauthor’, ‘Peter’, 0.00Create a stored procedure named prc_inv_amounts to update the INV_SUBTOTAL, INV_TAX, and INV_TOTAL. The procedure takes the invoice number as a parameter. The INV_SUBTOTAL is the sum of the LINE_TOTAL amounts for the ...
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