계층형 쿼리
재귀 쿼리
WITH RECURSIVE table_name(n) AS ( --Non-Recursive Term UNION --(혹은 UNION ALL) --Recursive Term )WITH RECURSIVE t(n) AS ( VALUES (1) UNION ALL SELECT n+1 FROM t WHERE n < 100 ) SELECT sum(n) FROM t;
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WITH RECURSIVE table_name(n) AS (
--Non-Recursive Term
UNION --(혹은 UNION ALL)
--Recursive Term
)WITH RECURSIVE t(n) AS (
VALUES (1)
UNION ALL
SELECT n+1 FROM t WHERE n < 100
)
SELECT sum(n) FROM t;Last updated