DB ORACLE QUERY

Question

I have a table where storing details

ID     NAME
1       A
2       A
1       A

I need the output like

ID     Name   Count
1,2     A      3

Please help to get the output like that in oracle select query

Have you tried a query yet? Also, please tell us which version of Oracle you are using. — Tim Biegeleisen
– Tim Biegeleisen, Commented Mar 14, 2018 at 11:03
stackoverflow.com/questions/tagged/string-aggregation+oracle — user330315
– user330315, Commented Mar 14, 2018 at 11:05
Possible duplicate of SQL Query to concatenate column values from multiple rows in Oracle — JohnLBevan
– JohnLBevan, Commented Mar 14, 2018 at 11:10

Gordon Linoff · Accepted Answer · 2018-03-14 11:14:12Z

2

In Oracle, you can use listagg(), but it has no distinct option. So, use a subquery and two levels of aggregation:

select listagg(id, ',') within group (order by id) as id, name, sum(cnt)
from (select id, name, count(*) as cnt
      from t
      group by id, name
     ) x
group by name;

answered Mar 14, 2018 at 11:14

Gordon Linoff

1.3m62 gold badges706 silver badges857 bronze badges

Sign up to request clarification or add additional context in comments.

1 Comment

Sreejith A Over a year ago

Thanks for the support

Collectives™ on Stack Overflow

DB ORACLE QUERY

1 Answer 1

1 Comment

Your Answer

Linked

Hot Network Questions

Collectives™ on Stack Overflow

1 Answer 1

1 Comment

Your Answer

Sign up or log in

Post as a guest

Linked

Related