A table contains list of customers and his city with other
details. Each customer has a unique number and the table
consists millions of data. Query is: I want to retrieve 10
customers from each city, no script, only from single query?
Answers were Sorted based on User's Feedback
Answer / grace
SELECT A.*
FROM dbo.T1 A
WHERE CustomerID IN
(SELECT TOP 10 CustomerID FROM dbo.T1 WHERE City=A.City)
Is This Answer Correct ? | 24 Yes | 6 No |
Answer / asim
select id,addressid,city
from
(
SELECT ROW_NUMBER() OVER (partition by city Order by
addressid) ID,AddressID,City
FROM person.Address A
WHERE City IN
(select city from person.address group by City
) )a
where a.ID <11
order by City,ID
Is This Answer Correct ? | 6 Yes | 0 No |
Answer / jyoti
CREATE TABLE #CustDetails
(
CustID INT IDENTITY(1,1),
CustName VARCHAR(10),
City VARCHAR(10)
)
INSERT INTO #CustDetails
SELECT 'A1','Pune' UNION ALL
SELECT 'A2','Pune' UNION ALL
SELECT 'A3','Pune' UNION ALL
SELECT 'A4','Pune' UNION ALL
SELECT 'A5','Pune' UNION ALL
SELECT 'A6','Pune' UNION ALL
SELECT 'B1','Delhi' UNION ALL
SELECT 'B2','Delhi' UNION ALL
SELECT 'B3','Delhi' UNION ALL
SELECT 'B4','Delhi' UNION ALL
SELECT 'B5','Delhi' UNION ALL
SELECT 'B6','Delhi' UNION ALL
SELECT 'B7','Delhi' UNION ALL
SELECT 'B8','Delhi' UNION ALL
SELECT 'C1','Mumbai' UNION ALL
SELECT 'C2','Mumbai' UNION ALL
SELECT 'C3','Mumbai' UNION ALL
SELECT 'C4','Mumbai' UNION ALL
SELECT 'C5','Mumbai'
SELECT
ID,CustName,City
FROM
(
SELECT
ROW_NUMBER() OVER (PARTITION BY CITY ORDER
BY CustID DESC) ID,CustName,City
FROM
#CustDetails AS CD1
) A
WHERE A.ID < 3
Is This Answer Correct ? | 4 Yes | 0 No |
Answer / rakesh ameta
create table newq(ids numeric(5),sname nvarchar(10),city nvarchar(10))
select * from newq where newq.ids in(select top 10 ids from newq x where newq.city=x.city)
Is This Answer Correct ? | 0 Yes | 2 No |
Answer / ravi kumar ravuri
select * from Customer where Customer_ID in (select top 10
from Customer Where City_name in ( select City_Name from
Customer Group by City_Name))
Is This Answer Correct ? | 0 Yes | 4 No |
Answer / abhijith
select top 10
from tablename
where city IN
(select distinct(city) from tablename)
Is This Answer Correct ? | 2 Yes | 6 No |
Answer / abhijith
select top 10 *
from tablename
where city IN
(select distinct(city) from tablename)
Is This Answer Correct ? | 1 Yes | 5 No |
Answer / sonal parekh
select Top 10 CustomerName, city from customer
Is This Answer Correct ? | 5 Yes | 31 No |
Explain how dts is used to extract, transform and consolidate data?
What objects does the fn_my_permissions function reports on? : sql server security
You are creating an application where users are asked their gender in the gender combo box you have three options: ‘male’ , ‘female’ and ‘i choose not to disclose’ these options are stored in the table as 1, 0 or null which datatype should you use?
How do clustered indexes store data?
how can a database be repaired? : Sql server administration
What are trace flags?
What's the purpose of Stored Procedure?
What is mssql?
diffrence between Cluster Index and non Cluster Index
What is model database? : SQL Server Architecture
Is oracle faster than sql server?
What is sql profiler. What are the default templates with it? : sql server database administration