如何编写SQL以在一行中获取累积值和每月总数?
比如说,我有以下数据:如何编写SQL以在一行中获取累积值和每月总数?,sql,oracle,analytic-functions,Sql,Oracle,Analytic Functions,比如说,我有以下数据: select 1 id, date '2007-01-16' date_created, 5 sales, 'Bob' name from dual union all select 2 id, date '2007-04-16' date_created, 2 sales, 'Bob' name from dual union all select 3 id, date '2007-05-16' date_created, 6 sales, 'Bob' na
select 1 id, date '2007-01-16' date_created, 5 sales, 'Bob' name from dual union all
select 2 id, date '2007-04-16' date_created, 2 sales, 'Bob' name from dual union all
select 3 id, date '2007-05-16' date_created, 6 sales, 'Bob' name from dual union all
select 4 id, date '2007-05-21' date_created, 4 sales, 'Bob' name from dual union all
select 5 id, date '2013-07-16' date_created, 24 sales, 'Bob' name from dual union all
select 6 id, date '2007-01-17' date_created, 15 sales, 'Ann' name from dual union all
select 7 id, date '2007-04-17' date_created, 12 sales, 'Ann' name from dual union all
select 8 id, date '2007-05-17' date_created, 16 sales, 'Ann' name from dual union all
select 9 id, date '2007-05-22' date_created, 14 sales, 'Ann' name from dual union all
select 10 id, date '2013-07-17' date_created, 34 sales, 'Ann' name from dual
我希望得到如下结果:
Name Total_cumulative_sales Total_sales_current_month
Bob 41 24
Ann 91 34
在这个表中,对于Bob来说,从一开始他的总销售额是41。这个月,也就是7月份,他整个月的销售额是24。安也是如此
如何编写SQL以获得此结果
SELECT Name,
SUM(Sales) Total_sales,
SUM(CASE WHEN MONTH(date_created) = MONTH(GetDate()) AND YEAR(date_created) = YEAR(GetDate()) THEN Sales END) Total_sales_current_month
GROUP BY Name
应该可以,但可能有一种更优雅的方式来指定“当前月份”
应该可以,但是可能有一种更优雅的方式来指定“当前月份”。尝试以下方式:
select name, sum(sales) as Total_cumulative_sales ,
sum(
case trunc(to_date(date_created), 'MM')
when trunc(sysdate, 'MM') then sales
else 0
end
) as Total_sales_current_month
from tab
group by name
SQL Fiddle
更多信息
select name, sum(sales) as Total_cumulative_sales ,
sum(
case trunc(to_date(date_created), 'MM')
when trunc(sysdate, 'MM') then sales
else 0
end
) as Total_sales_current_month
from tab
group by name
SQL Fiddle
更多信息
WITH sales AS
(select 1 id, date '2007-01-16' date_created, 5 sales, 'Bob' sales_name from dual union all
select 2 id, date '2007-04-16' date_created, 2 sales, 'Bob' sales_name from dual union all
select 3 id, date '2007-05-16' date_created, 6 sales, 'Bob' sales_name from dual union all
select 4 id, date '2007-05-21' date_created, 4 sales, 'Bob' sales_name from dual union all
select 5 id, date '2013-07-16' date_created, 24 sales, 'Bob' sales_name from dual union all
select 6 id, date '2007-01-17' date_created, 15 sales, 'Ann' sales_name from dual union all
select 7 id, date '2007-04-17' date_created, 12 sales, 'Ann' sales_name from dual union all
select 8 id, date '2007-05-17' date_created, 16 sales, 'Ann' sales_name from dual union all
select 9 id, date '2007-05-22' date_created, 14 sales, 'Ann' sales_name from dual union all
select 10 id, date '2013-07-17' date_created, 34 sales, 'Ann' sales_name from dual)
SELECT sales_name
,total_sales
,monthly_sales
,mon
FROM (SELECT sales_name
,SUM(sales) OVER (PARTITION BY sales_name ORDER BY mon) total_sales
,SUM(sales) OVER (PARTITION BY sales_name,mon ORDER BY mon) monthly_sales
,mon
,max_mon
FROM ( SELECT sales_name
,sum(sales) sales
,mon
,max_mon
FROM (SELECT sales_name
,to_number(to_char(date_created,'YYYYMM')) mon
,sales
,MAX(to_number(to_char(date_created,'YYYYMM'))) OVER (PARTITION BY sales_name) max_mon
FROM sales
ORDER BY 2)
GROUP BY sales_name
,max_mon
,mon
)
)
WHERE max_mon = mon
) 这应该适用于多年的销售。它将获得任意年份的累计销售额。如果最近一个月没有销售,它就不会创造记录
WITH sales AS
(select 1 id, date '2007-01-16' date_created, 5 sales, 'Bob' sales_name from dual union all
select 2 id, date '2007-04-16' date_created, 2 sales, 'Bob' sales_name from dual union all
select 3 id, date '2007-05-16' date_created, 6 sales, 'Bob' sales_name from dual union all
select 4 id, date '2007-05-21' date_created, 4 sales, 'Bob' sales_name from dual union all
select 5 id, date '2013-07-16' date_created, 24 sales, 'Bob' sales_name from dual union all
select 6 id, date '2007-01-17' date_created, 15 sales, 'Ann' sales_name from dual union all
select 7 id, date '2007-04-17' date_created, 12 sales, 'Ann' sales_name from dual union all
select 8 id, date '2007-05-17' date_created, 16 sales, 'Ann' sales_name from dual union all
select 9 id, date '2007-05-22' date_created, 14 sales, 'Ann' sales_name from dual union all
select 10 id, date '2013-07-17' date_created, 34 sales, 'Ann' sales_name from dual)
SELECT sales_name
,total_sales
,monthly_sales
,mon
FROM (SELECT sales_name
,SUM(sales) OVER (PARTITION BY sales_name ORDER BY mon) total_sales
,SUM(sales) OVER (PARTITION BY sales_name,mon ORDER BY mon) monthly_sales
,mon
,max_mon
FROM ( SELECT sales_name
,sum(sales) sales
,mon
,max_mon
FROM (SELECT sales_name
,to_number(to_char(date_created,'YYYYMM')) mon
,sales
,MAX(to_number(to_char(date_created,'YYYYMM'))) OVER (PARTITION BY sales_name) max_mon
FROM sales
ORDER BY 2)
GROUP BY sales_name
,max_mon
,mon
)
)
WHERE max_mon = mon
) 我认为这增加了同一个月不同年份的销售额。这就是我想要的吗?@Darkzaelus我已经把第一行改成了
2007-07-16
,它仍然可以工作,然后我收回,抱歉:)我必须阅读trunc
函数,找出它是如何工作的哦,它不仅返回月份,还返回日期和其他不太相关的数据,基本上是向下舍入的。克利夫里认为,这增加了同一月份不同年份的销售额。这就是我想要的吗?@Darkzaelus我已经把第一行改成了2007-07-16
,它仍然可以工作,然后我收回,抱歉:)我必须阅读trunc
函数,找出它是如何工作的哦,它不仅返回月份,还返回日期和其他不太相关的数据,基本上是向下舍入的。聪明的