What is the difference between joins and views in sql

Exercise: Insert the missing parts in the JOIN clause to join the two tables Orders and Customers , using the CustomerID field in both tables as the relationship between the two tables. Report Error. Your message has been sent to W3Schools. W3Schools is optimized for learning and training. Examples might be simplified to improve reading and learning.

Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. So it seems useless to create a view and to index it on the same fields that are already indexed? You must be logged in to reply to this topic. Login to reply. Post reply. October 29, at am Hi, I'm have some queries that look on two table with a join.

Thanks, Stephane. From BOL: A view is a virtual table whose contents are defined by a query. The following SQL creates a view that selects every product in the "Products" table with a price higher than the average price:.

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