Comments on: SQL Puzzle: SQL Advance Query – Generate the group of Sequences

By: David Test

David Test — Thu, 27 Feb 2020 14:40:10 +0000

nice

By: Bramhateja Kompala

Bramhateja Kompala — Thu, 27 Feb 2020 14:39:04 +0000

SELECT
TS.NAME,
Z.GROUPS
FROM
TestSequences TS
INNER JOIN
(
SELECT
S.NAME,
STRING_AGG(CAST(Y.RN AS VARCHAR(5))+CAST(S.SeqNo AS VARCHAR(5)),’,’) AS GROUPS
FROM
TestSequences S
INNER JOIN
(
SELECT
X.NAME,
ROW_NUMBER() OVER(ORDER BY X.NAME) AS RN
FROM
(
SELECT DISTINCT
NAME AS NAME
FROM
TestSequences
)X
)Y ON Y.NAME = S.Name
GROUP BY
S.NAME
)Z ON Z.NAME = TS.NAME

By: Brahma Teja K

Brahma Teja K — Thu, 27 Feb 2020 14:31:19 +0000

In reply to Sai Nath. SELECT TS.NAME, Z.GROUPS FROM TestSequences TS INNER JOIN ( SELECT S.NAME, STRING_AGG(CAST(Y.RN AS VARCHAR(5))+CAST(S.SeqNo AS VARCHAR(5)),',') AS GROUPS FROM TestSequences S INNER JOIN ( SELECT X.NAME, ROW_NUMBER() OVER(ORDER BY X.NAME) AS RN FROM ( SELECT DISTINCT NAME AS NAME FROM TestSequences )X )Y ON Y.NAME = S.Name GROUP BY S.NAME )Z ON Z.NAME = TS.NAME

By: K Brahma Teja

K Brahma Teja — Thu, 27 Feb 2020 14:30:30 +0000

GROUP BY
S.NAME
)Z ON Z.NAME = TS.NAME

By: Brahma Teja K

Brahma Teja K — Thu, 27 Feb 2020 14:27:22 +0000

GROUP BY
S.NAME
)Z ON Z.NAME = TS.NAME

By: Keith Fernandes

Keith Fernandes — Sun, 27 Oct 2019 13:11:54 +0000

;with cte as
(
select I.Name,I.SeqNo,
dense_Rank() over (order by I.name) * 10 as rnk
from TestSequences I
)
select Name,(select STRING_AGG(rnk + SeqNo,’,’) from cte O where O.Name = I.Name group by Name) as SEQ from cte I

By: koustav

koustav — Fri, 25 Oct 2019 11:31:00 +0000

select T1.Name,T1.total as Seq_no_group from
(select T.name,
array_to_string(array_agg(T.tot), ‘,’) total
from
(SELECT
Name,seqno,

Dense_RANK () OVER (
ORDER BY Name
) ||”||seqno as tot
FROM
TestSequences)T
group by T.name)T1,
TestSequences t2
where T1.Name=T2.Name

By: Samrat

Samrat — Thu, 24 Oct 2019 06:40:37 +0000

WITH CTE
AS
(
SELECT O.SEQNO+(DENSE_RANK()OVER(ORDER BY O.NAME)*10) AS VAL,NAME
FROM TestSequences O)
SELECT NAME,STUFF((SELECT ‘,’+CAST(VAL AS VARCHAR) FROM CTE I WHERE I.NAME = O.NAME FOR XML PATH(”)),1,1,”) AS SEQ
FROM CTE O

By: Pavan shetty

Pavan shetty — Tue, 22 Oct 2019 10:43:16 +0000

;WITH CTE
AS
(
SELECT CAST(DENSE_RANK()OVER(ORDER BY NAME)AS VARCHAR(2))+CAST(SEQNO AS VARCHAR(2)) SeqNonew,*
FROM TestSequences
)
SELECT Name,STUFF((SELECT ‘,’+SeqNonew FROM CTE I WHERE I.NAME=O.NAME FOR XML PATH(”) ),1,1,”) SequenceNo_Groups FROM CTE O

By: Sai Nath

Sai Nath — Sun, 11 Aug 2019 06:40:10 +0000

; WITH CTE AS
(
SELECT
*,
DENSE_RANK() OVER(ORDER BY NAME) AS DN
FROM
TestSequences
)

SELECT
*,
STUFF((
SELECT
‘,’+CAST(B.DN AS VARCHAR(256))+CAST(B.SEQNO AS VARCHAR(256))
FROM
CTE AS B
WHERE
B.NAME = A.NAME
FOR XML PATH(”)),1,1,”)
FROM
CTE AS A