SELECT region, name, population FROM bbc x WHERE population <= ALL (SELECT population FROM bbc y WHERE y.region=x.region AND population>0) -- 2. Select the code that shows the countries belonging to ...
-- Build Column Expressions (i.e. sub-query in place of a column) -- Write Table Expressions (i.e. sub-query in place of a table) -- In this lab, you will run through some SQL practice problems that ...
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