PostgreSQL遍歷Json

數據源：

 

SQL：

SELECT
	orderno,
	fromno,
	fromamount,
	fromlotno ->> 'index' fromlotno,
	othercondition ->> 'supplicode' supplicode,
	othercondition ->> 'downcode' downcode,
	othercondition ->> 'spec' spec,
	othercondition ->> 'carport' carport
FROM
	(
		SELECT
			orderno,
			fromno,
			fromamount,
			json_array_elements (fromlotno) fromlotno,
			json_array_elements (othercondition) othercondition
		FROM
			t_feather_source
	) A

輸出結果：