CREATE TABLE workshop (workshop_id DECIMAL, date TEXT, venue TEXT, name TEXT)
CREATE TABLE acceptance (submission_id DECIMAL, workshop_id DECIMAL, result TEXT)
CREATE TABLE submission (submission_id DECIMAL, scores DECIMAL, author TEXT, college TEXT)

Sort the each workshop in alphabetical order of the venue. Return the date and venue of each workshop.
SELECT date, venue FROM workshop ORDER BY venue
SELECT "date", "venue" FROM "workshop" ORDER BY "venue" NULLS FIRST