Consider the following queries: 1 . SELECT * FROM invoice WHERE customer _ id IN ( SELECT
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Question:
Consider the following queries:
SELECT FROM invoice
WHERE customerid IN
SELECT customerid FROM customer
WHERE firstname like J;
SELECT invoice. FROM invoice
INNER JOIN customer
ON customer.customerid invoice.customerid
WHERE firstname like J;
Which of these would be the most efficient?
Related Book For
Using Microsoft Excel and Access 2016 for Accounting
ISBN: 978-1337109048
5th edition
Authors: Glenn Owen
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