Table: music_releases
Columns: country
date
label
format
catalog

Question: Which Country has a Label of Toshiba-emi and a Catalog of vjcp-68403?
SQL: SELECT "country" FROM music_releases WHERE "label" = 'toshiba-emi' AND "catalog" = 'vjcp-68403'

Question: Which Label has a Catalog of 7243 8 49494 2 6?
SQL: SELECT "label" FROM music_releases WHERE "catalog" = '7243 8 49494 2 6'

Question: Which Catalog has a Country of Japan?
SQL: SELECT "catalog" FROM music_releases WHERE "country" = 'japan'

Question: Which Label has a Format of cd, a Country of Japan and a Catalog of vjcp-68403?
SQL: SELECT "label" FROM music_releases WHERE "format" = 'cd' AND "country" = 'japan' AND "catalog" = 'vjcp-68403'