Question: Given the following SQL Query, which columns would you recommend to be indexed? SELECT InvoiceNumber, InvoiceDate, Invoice_Total, Invoice_Paid, Invoice_Total - Invoice_Paid as Balance FROM Invoice

Given the following SQL Query, which columns would you recommend to be indexed?

SELECT

InvoiceNumber, InvoiceDate, Invoice_Total, Invoice_Paid,

Invoice_Total - Invoice_Paid as Balance

FROM Invoice

WHERE Invoice_Date >= "2015-07-20" and Salesman_Id = "JR"

ORDER BY DESC Invoice_Total

Drag the correct answers to one of the three pockets.

Given the following SQL Query, which columns would you recommend to be

Invoice Paid InvoiceNumber Invoice_Date Invoice_Total Salesman Id

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