Creating a SSIS Custom Source Component
In this article author Paul Mu shows us how you can create a custom component for the new SQL Server 2005 Integration Services environment.
2007-01-17
17,554 reads
In this article author Paul Mu shows us how you can create a custom component for the new SQL Server 2005 Integration Services environment.
2007-01-17
17,554 reads
As DBAs we try our best to appropriately size a SQL Servers to match the anticipated load. But things change over time and we may find that some databases are overloading the server. When it's time to move your database to a new home on another server, Paul Mu brings us a technique for doing so.
2006-11-16
15,590 reads
Working with memory in SQL Server and tuning your server for optimum performance gets more complex all the time, especially with the availability of 64-bit platforms. New author Paul Mu brings us a short guide to using the /3GB and PAE switches along with their implications for your server.
2006-10-16
9,010 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