Subqueries in SQL (Inner Queries, Nested Queries)

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A subquery is a query embedded inside another one. They are sometimes called inner queries or nested queries.
  1. Cody Baldwin
  2. SQL
  3. sql
  4. databse
  5. subquery
  6. subqueries
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Your teachings are better from the courses I enrolled online. Thanks!

icebear
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Could you have returned the same search results using an INNER JOIN on the Customer ID key between the Orders table and Customers table and then applying the where clause to get the desired result for the year? If so, what is the advantage of using the nested query rather than the INNER JOIN?

sdwivedi