CREATE TABLE "release_history" (
  "region" text,
  "date" text,
  "label" text,
  "format" text,
  "catalog" text
);

Question: What Catalog has a label of Alfa records and a date of November 21, 1980?
SQL: SELECT "catalog" FROM "release_history" WHERE "label"='alfa records' AND "date"='november 21, 1980';

Question: What catalog has a format of ED remaster CD  and a date of December 19, 2001?
SQL: SELECT "catalog" FROM "release_history" WHERE "format"='ed remaster cd' AND "date"='december 19, 2001';

Question: What Date has a label of alfa records?
SQL: SELECT "date" FROM "release_history" WHERE "label"='alfa records';

Question: What region has the label of alfa records and the date of January 23, 1987?
SQL: SELECT "region" FROM "release_history" WHERE "label"='alfa records' AND "date"='january 23, 1987';

Question: What date has the format of CD and catalog of alca-274?
SQL: SELECT "date" FROM "release_history" WHERE "format"='cd' AND "catalog"='alca-274';

Question: What date has the format of cd?
SQL: SELECT "date" FROM "release_history" WHERE "format"='cd';