oracle滞纳金的计算
create or replace function GET_ZNJ(
JFJZRQ in date,
YJE in number,
ZNJBL in number,
ZT in varchar2,
SJJFRQ in date,
MIAN_ZNJ in varchar2,
ZNJ_JMCS in number
) return NUMBER is
V_ZNJ NUMBER(14,2);
V_DATE date;
V_DAYS number;
begin
V_ZNJ := 0;
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IF ZT <= '4' THEN
V_DATE := SYSDATE;
END IF;
IF ZT >= '5' THEN
V_DATE := SJJFRQ;
END IF;
V_DAYS := trunc(V_DATE) - trunc(JFJZRQ);
IF MIAN_ZNJ = '1' THEN --不予减免1
BEGIN
V_ZNJ := CASE WHEN V_DAYS <= 0 THEN 0
ELSE NVL(ROUND(V_DAYS * YJE * ZNJBL,2),0)
END;
END;
ELSIF MIAN_ZNJ = '0' THEN --全部减免0
BEGIN
V_ZNJ := 0;
END;
ELSIF MIAN_ZNJ = '2' THEN --日期减免2
BEGIN
V_ZNJ := CASE WHEN V_DAYS - ZNJ_JMCS <= 0 THEN 0
ELSE NVL(ROUND((V_DAYS - ZNJ_JMCS) * YJE * ZNJBL,2),0)
END;
END;
ELSIF MIAN_ZNJ = '3' THEN --比例减免3
BEGIN
V_ZNJ := CASE WHEN V_DAYS <= 0 THEN 0
ELSE NVL(ROUND(ROUND(V_DAYS * YJE * ZNJBL,2) * (1 - ZNJ_JMCS),2),0)
END;
END;
ELSIF MIAN_ZNJ = '4' THEN --定额减免4
BEGIN
V_ZNJ := CASE WHEN V_DAYS <= 0 THEN 0
ELSE NVL(ROUND(V_DAYS * YJE * ZNJBL,2),0) - ZNJ_JMCS
END;
IF V_ZNJ < 0 THEN
V_ZNJ := 0;
END IF;
END;
ELSE --不予减免
BEGIN
V_ZNJ := CASE WHEN V_DAYS <= 0 THEN 0
ELSE NVL(ROUND(V_DAYS * YJE * ZNJBL,2),0)
END;
END;
END IF;
-- 滞纳金大于应缴金额时,滞纳金=应缴金额
IF V_ZNJ > YJE THEN
V_ZNJ := YJE;
END IF;
return V_ZNJ;
end GET_ZNJ;
新闻标题:oracle滞纳金的计算
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