Re: reporting tree into separate columns
От | Tomek |
---|---|
Тема | Re: reporting tree into separate columns |
Дата | |
Msg-id | CACUaW3Qd6+TH9Gw0UhvJGw+LYU5548k7QbViAKMXox=OuskB5Q@mail.gmail.com обсуждение исходный текст |
Ответ на | reporting tree into separate columns (Ibrahim Shaame <ishaame@gmail.com>) |
Ответы |
Re: reporting tree into separate columns
|
Список | pgsql-novice |
Now you can use regexp_split_to_array
Look like it works:
select (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[1]
, (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[2]
, (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[3]
, (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[4]
Look like it works:
select (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[1]
, (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[2]
, (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[3]
, (regexp_split_to_array('Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame', '-'))[4]
Or from the beginning in your CTE insert values to proper place in array instead of building concatenated string separated with ' - '
Regards Tomek
(szaman)
sob., 25 lis 2023 o 08:40 Ibrahim Shaame <ishaame@gmail.com> napisał(a):
I have the following query which gives me family treewith recursive x (jina,namba,nasaba_1)
as (
select jina ||' '|| baba ||' '|| babu AS jina,namba, nasaba_1
from majina2
where nasaba_1 = 0
union all
select x.jina ||' '|| ' - '|| e.jina || ' ' || baba || ' ' || babu, e.namba, e.nasaba_1
from majina2 e, x
where e.nasaba_1 = x.namba
)
select jina,namba,nasaba_1,(length(jina)-length(replace(jina,'-','')))/length('-') AS depth
from x
order by 1;
And I get the following result:
jina namba Nasaba_1 depth Asia Khamis Haji 100002 0 0 Asia Khamis Haji - Azida Makame Haji 100128 100002 1 Asia Khamis Haji - Ishak Makame Haji 100127 100002 1 Asia Khamis Haji - Ishak Makame Haji - Alia Ishak Makame 100250 100127 2 Asia Khamis Haji - Ishak Makame Haji - Ibrahim Ishak Makame 100251 100127 2 Asia Khamis Haji - Khamis Abdalla Ali 100126 100002 1 Asia Khamis Haji - Mwajuma Abdalla 100125 100002 1 Asia Khamis Haji - Namwira Abdalla Mosi 100124 100002 1
But what I want to get is to report the first column in different columns according to depth (last column)
Any suggestions
Thanks
Ibrahim Shaame
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