CREATE TABLE Acceptance (Submission_ID INT, Workshop_ID INT, Result TEXT)
CREATE TABLE workshop (Workshop_ID INT, Date TEXT, Venue TEXT, Name TEXT)
CREATE TABLE submission (Submission_ID INT, Scores FLOAT, Author TEXT, College TEXT)

Show each author and the number of workshops they submitted to Show bar chart, show in asc by the total number.
SELECT Author, COUNT(DISTINCT T1.Workshop_ID) FROM Acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID ORDER BY COUNT(DISTINCT T1.Workshop_ID)
SELECT "Author", COUNT(DISTINCT "T1"."Workshop_ID") FROM "Acceptance" AS "T1" JOIN "submission" AS "T2" ON "T1"."Submission_ID" = "T2"."Submission_ID" ORDER BY COUNT(DISTINCT "T1"."Workshop_ID") NULLS FIRST