PostgreSQL:Array Example Create: CREATE TABLE sal_emp ( name text, pay_by_quarter integer[], schedule text[][] ); Insert: INSERT INTO sal_emp VALUES ('Carol', ARRAY[20000, 25000, 25000, 25000], ARRAY[['breakfast', 'consulting'], ['meeting', 'lunch']]); Select: SELECT name FROM sal_emp WHERE pay_by_quarter[1] <> pay_by_quarter[2]; See also PostgreSQL Favorite site PostgreSQL 9.6.2 문서 - 8.15. 배열