Mysql 多个子查询 多个LEFT JOIN 视图创建

CREATE VIEW `v_noprovide` AS SELECT
	*
FROM
	tb_section
WHERE
	provide = '0'

CREATE VIEW `v_thismonth` AS SELECT
	ts.userId AS id,
	CONCAT(
		'thismonth:',
		SUM(ts.amount),
		'yuan'
	) AS 'thismonth'
FROM
	tb_section AS ts
WHERE
	ts.yearMonth = DATE_FORMAT(NOW(), '%Y%m')

CREATE VIEW `v_lastmonth` AS SELECT
	ts.userId AS id,
	CONCAT(
		'lastmonth:',
		SUM(ts.amount),
		'yuan'
	) AS 'lastmonth'
FROM
	tb_section AS ts
WHERE
	ts.yearMonth = DATE_FORMAT(
		DATE_SUB(NOW(), INTERVAL 1 MONTH),
		'%Y%m'
	)

CREATE 
VIEW `v_usermanage` AS
SELECT
	u.id AS id,
	u.email AS email,
	u.`name` AS `name`,
	CONCAT(
		COALESCE (
			la.lastmonth,
			'lastmonth:0yuan'
		),
		COALESCE (
			th.thismonth,
			'thismonth:0yuan'
		)
	) AS recent,
	Sum(COALESCE(b.amount,0)) AS totalBonus,
	Sum(COALESCE(n.amount,0)) AS unbilled
FROM
	tb_user AS u
LEFT JOIN tb_bonus AS b ON u.id = b.receiverId
LEFT JOIN v_noprovide AS n ON u.id = n.userId
LEFT JOIN v_thismonth AS th ON u.id = th.id
LEFT JOIN v_lastmonth AS la ON u.id = la.id
GROUP BY u.id