Table: music_sales_2
Columns: date
label
region
format
catalog

Question: In what region was Degeneration released in digital format on 19 July 2008?
SQL: SELECT "region" FROM music_sales_2 WHERE "format" = 'digital' AND "date" = '19 july 2008'

Question: What was the name of the catalog released on 19 July 2008?
SQL: SELECT "catalog" FROM music_sales_2 WHERE "date" = '19 july 2008'