CREATE TABLE "shopping" (
  "n" real,
  "television_service" text,
  "country" text,
  "language" text,
  "content" text,
  "dar" text,
  "hdtv" text,
  "package_option" text
);

Question: How many values of HDTV apply when television service is elite shopping tv?
SQL: SELECT COUNT("hdtv") FROM "shopping" WHERE "television_service"='Elite Shopping TV';

Question: How many countries have content of arte?
SQL: SELECT COUNT("country") FROM "shopping" WHERE "content"='arte';

Question: How many values of HDTV correspond to television service of la sorgente sat 1?
SQL: SELECT COUNT("hdtv") FROM "shopping" WHERE "television_service"='La Sorgente Sat 1';

Question: What values of HDTV correspond to  n° of 862?
SQL: SELECT "hdtv" FROM "shopping" WHERE "n"=862;