What’s new in SQL Server 2017
SQL Server 2017 is considered a major release in the history of the SQL Server life cycle for various reasons....
2018-08-15
1,360 reads
SQL Server 2017 is considered a major release in the history of the SQL Server life cycle for various reasons....
2018-08-15
1,360 reads
It’s a time to turn the corner from “DBA” to “DBA specialist”. This in-depth guide explores the importance of database...
2018-07-26
389 reads
Let’s deep dive and review each of the database backup command topics to get a better understanding of what it...
2018-07-25
310 reads
In this article, you’ll see the Q&A about the database restore and recovery internals. To learn a lot about SQL...
2018-07-25
326 reads
In this article, we’ll see the how the backup-and-restore meta-data tables store the information in the MSDB database. How do...
2018-07-25
330 reads
In this 18th article of the series, we’ll discuss the concepts of database backup-and-restore operations with SQL Server 2017 Docker containers...
2018-07-19
882 reads
This article talks about shared volumes and the preferred mechanism for data persistence using the Docker containers. This article covers...
2018-07-16
542 reads
In this article, we will discuss the concepts of database backup-and-restore operations on SQL Server Docker containers. This is certainly...
2018-07-12
396 reads
A SQL Server backup and restore strategy is an essential process to safeguard and protect critical data. The vital role...
2018-07-06
891 reads
The article gives some knowledge about getting started and utilizing Docker containers. The focus is all about understanding Docker and...
2018-07-02
493 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...
I'm a retired IT guy in his 80s fighting boredom by trying to learn...
I just joined and posted a brief profile. This is my first post. Please...
WHERE a.ROWID IN (SELECT rid FROM ( SELECT ROWID rid, row_number() OVER (PARTITION BY...
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