CREATE TABLE employment (company_id NUMBER, people_id NUMBER, year_working NUMBER)
CREATE TABLE people (people_id NUMBER, age NUMBER, name CLOB, nationality CLOB, graduation_college CLOB)
CREATE TABLE company (company_id NUMBER, name CLOB, headquarters CLOB, industry CLOB, sales_in_billion NUMBER, profits_in_billion NUMBER, assets_in_billion NUMBER, market_value_in_billion NUMBER)

Show the names of companies and of employees.
SELECT T3.name, T2.name FROM employment AS T1 JOIN people AS T2 ON T1.people_id = T2.people_id JOIN company AS T3 ON T1.company_id = T3.company_id
SELECT "T3"."name", "T2"."name" FROM "employment" "T1" JOIN "people" "T2" ON "T1"."people_id" = "T2"."people_id" JOIN "company" "T3" ON "T1"."company_id" = "T3"."company_id"