CREATE TABLE authors (authid NUMBER, lname CLOB, fname CLOB)
CREATE TABLE inst (instid NUMBER, name CLOB, country CLOB)
CREATE TABLE papers (paperid NUMBER, title CLOB)
CREATE TABLE authorship (authid NUMBER, instid NUMBER, paperid NUMBER, authorder NUMBER)

How many papers are published in total?
SELECT COUNT(*) FROM papers
SELECT COUNT(*) FROM "papers"