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

Visualize a bar chart for how many authors submit to the workshop, and rank in desc by the Y-axis.
SELECT Author, COUNT(Author) FROM submission GROUP BY Author ORDER BY COUNT(Author) DESC
SELECT "Author", COUNT("Author") FROM "submission" GROUP BY "Author" ORDER BY COUNT("Author") DESC