[英]Oracle sql query sum data every month
一種方法是-如果您只需要這三個月的數據-使用條件匯總:
select name,
sum(case when dt >= date '2017-10-01' and dt < date '2017-11-01'
then buying end) as oktober,
sum(case when dt >= date '2017-11-01' and dt < date '2017-12-01'
then buying end) as november,
sum(case when dt >= date '2017-12-01' and dt < date '2018-01-01'
then buying end) as desember
from YOUR_TABLE
where dt >= date '2017-10-01' and dt < date '2018-01-01'
group by name
;
注意date
是一個Oracle關鍵字,不應用作列名。 我將其更改為dt
。 YOUR_TABLE
應該是您的實際表名。
嘗試這個
DESC TABLE_NAME
NAME VARCHAR2(20 BYTE)
BUYING NUMBER
BUYING_DATE DATE
select * from
(
select name,buying,RTRIM(to_char(buying_Date,'Month')) dd
from
TABLE_NAME
)
PIVOT
(
SUM(buying)
for dd IN ('October','November','December')
);
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