Question

Collect information about the Silk route . Also find out the new developments , which are improving communication routes in the regions of high altitude ?​

Answer 1

Answer:

heyy mate

Oracle's solution to improving performance of standard views is the materialized view. When you create a material view, it prejoins all of the tables in a complex query. Since all of the query joins have been done, running SQL against the materialized view will be far faster than with a standard view.

hope it help