Write the SQL code to change the EMP_PCT value to 3.85 for the person whose employee number (EMP_NUM) is 103. Next, write the SQL command sequences to change the EMP_PCT values as shown in FigureP7.9.
Answer to relevant QuestionsWrite the two SQL command sequences required to:a. Create a temporary table named TEMP_1 whose structure is composed of the EMP_2 attributes EMP_NUM and EMP_PCT.b. Copy the matching EMP_2 values into the TEMP_1 table. Generate a listing of all purchases made by the customers, using the output shown in Figure P7.28 as your guide.Using the results of the query created in Problem provide a summary of customer balance characteristics as shown inFigure.Using the query results in Problem 35 as your basis, write a query to generate the total number of invoices, the invoice total for all of the invoices, the smallest invoice amount, the largest invoice amount, and the average ...What is a CROSS JOIN? Give an example of its syntax.
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