SELECT
	a.*,
	@rm :=
CASE
		
		WHEN @number = SUBSTR(日期, 1, 6 ) THEN
		@rm + 1 ELSE 1 
	END AS rm,
	@number := SUBSTR(日期, 1, 6 )
FROM
	(SELECT * FROM t_qysjfxpt_bnczzxzjzx a WHERE 日期 LIKE '%2024%' ORDER BY 日期 desc) a,
	(SELECT @rm = 0,@number := 0 ) b
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