House Price Predictions @ PASS 2015
The PASS speakers were announced a quite a number of weeks ago now for PASS 2015 in October – and I felt pretty damn honored to be one of the 160 or...
2015-09-07
1 reads
The PASS speakers were announced a quite a number of weeks ago now for PASS 2015 in October – and I felt pretty damn honored to be one of the 160 or...
2015-09-07
1 reads
Announcing two new UK-based SQL Sentry global technology evangelists. Please help me welcome John Martin and Richard Douglas.
The post SQL Sentry Grows in the UK and Beyond appeared first...
2015-08-07
7 reads
Originally appearing at ForITPros.com. Joe Webb’s father-in-law spent most of his adult life as a cardiologist. That’s a highly specialized and highly technical area in the field of medicine that...
2015-08-06
3 reads
Originally appearing in my monthly column at Database Trends & Applications magazine. When it comes to cloud-based database management, there are really only two players: Amazon, the value leader,...
2015-08-05
7 reads
Originally appearing at ForITPros.com. In 1957, the Soviet-made Sputnik streaked across the sky in low earth orbit. It was clearly visible to millions of concerned Americans. The Soviet government...
2015-07-30
6 reads
Originally appearing in my monthly column at Database Trends & Applications magazine. In the first of this three-part series, I described some of the findings contained in an intriguing...
2015-07-29
13 reads
2015-07-24
Originally appearing at ForITPros.com. Henry Ford is reported to have once said, “Whether you think you can or think you can’t – you’re right.” That’s great insight. Too often...
2015-07-23
4 reads
Originally appearing in my monthly column at Database Trends & Applications magazine. In my last column, available HERE, I described some of the findings contained in an intriguing new...
2015-07-22
5 reads
[read this post on Mr. Fox SQL blog] Continuing on with my Partitioning post series, this is part 5. The partitioning includes several major components of work (and can be linked...
2015-07-06
5 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