Tech Books: Caveat Emptor
These days, we have a myriad of ways to judge whether any given product – like, say, a book on SQL...
2011-01-05
772 reads
These days, we have a myriad of ways to judge whether any given product – like, say, a book on SQL...
2011-01-05
772 reads
Hello and welcome to the first T-SQL Tuesday of 2011!
2010 was a great year for T-SQL Tuesdays, dreamed up and...
2011-01-04
1,284 reads
Howdy all…as is so often the case, I’m studying something – Powershell – and I’m in need of a reference to help...
2011-01-03
2,684 reads
The days are just flying. I have to admit: I may have missed a day or two in the rush...
2011-01-03
485 reads
It’s entirely fair to say that the highlight of my professional year is the PASS Summit in Seattle, and the...
2010-12-30
1,791 reads
I’m looking for the attribution for a quote – it’s something I first heard from Sean, and we say it all...
2010-12-29
499 reads
Well, my brain has increased by 12.4% in terms of SQL knowledge this week, as a direct result of my...
2010-12-28
757 reads
This is a companion piece to the MidnightDBA video T-SQL: CASE Statement.
In short, a CASE statement is a simplified set...
2010-12-28
2,707 reads
Rule: No Sushi with Adam within 24 hours of session
I’m inspired by Brent Ozar‘s and Andy Leonard‘s sharing of their PASS...
2010-12-23
775 reads
Hooboy…the super-structured format of the first two RTFM365 posts just isn’t sustainable for me. I’m going to have to go...
2010-12-20
658 reads
By Rayis Imayev
(2025-Feb-12) I will jump straight to the problem statement without a "boring" introduction, which, in...
By Steve Jones
I wrote about getting the Redgate Test Data Manager set up in 10 minutes...
I wrote a stream-of-consciousness post a few months ago about what I do in...
WHERE a.ROWID IN (SELECT rid FROM ( SELECT ROWID rid, row_number() OVER (PARTITION BY...
Hi Does anybody know if it is possible to run a backup from a...
I have this table and data:
CREATE TABLE [dbo].[SalesTracking] ( [SalesDate] [datetime] NULL, [SalesPersonID] [int] NULL, [CustomerID] [int] NOT NULL, [PONumber] [varchar] (80) COLLATE SQL_Latin1_General_CP1_CI_AS NULL, [paid] [bit] NULL, [total] int ) ON [PRIMARY] GO CREATE CLUSTERED INDEX [SalesTrackingCDX] ON [dbo].[SalesTracking] ([SalesDate]) ON [PRIMARY] GO INSERT dbo.SalesTracking (SalesDate, SalesPersonID, CustomerID, PONumber, paid, total) VALUES ('2024-03-15 10:45:55.067', 1, 1,'PO965' ,1, 100), ('2023-09-24 10:45:55.067', 1, 2,'PO627' ,1, 200), ('2022-07-02 10:45:55.067', 1, 3,'PO6' ,1, 300), ('2022-11-03 10:45:55.067', 1, 4,'PO283' ,1, 400), ('2022-11-26 10:45:55.067', 1, 5,'PO735' ,1, 500), ('2023-04-28 10:45:55.067', 1, 6,'PO407' ,1, 600), ('2022-09-09 10:45:55.067', 1, 7,'PO484' ,1, 700), ('2024-03-13 10:45:55.067', 1, 8,'PO344' ,1, 700), ('2024-04-24 10:45:55.067', 1, 9,'PO254' ,1, 800), ('2022-06-19 10:45:55.067', 1, 10,'PO344',1, 800) GOWhen I run this query, how many unique values are returned for the SalesRank column?
SELECT st.SalesDate , st.SalesPersonID , st.total , RANK () OVER (PARTITION BY st.SalesPersonID ORDER BY st.total desc) AS SaleRank FROM dbo.SalesTracking AS st;See possible answers