When information is exchanged in XML format, there needs to be an agreement between the sender and receiver about the structure and content of the XML document. An XSD (XML Schema Definition Language) Schema can be used to enforce this contract and validate the XML data being exchanged. Jacob Sebastian's book explains all.
2013-03-15
5,423 reads
FILESTREAM is implemented as an extension to the VARBINARY(MAX) data type and allows large object data to be stored in a special folder on the NTFS file system, while bringing that data under the transactional control of SQL Server. This book describes both the way it works and the implementation, administration and troubleshooting of it.
2012-11-12
589 reads
FILESTREAM is implemented as an extension to the VARBINARY(MAX) data type and allows large object data to be stored in a special folder on the NTFS file system, while bringing that data under the transactional control of SQL Server. This book describes both the way it works and the implementation, administration and troubleshooting of it.
2012-11-12
596 reads
The challenge is to compare the data of the rows and group the input data. The data needs to be grouped based on the Product ID, Date, TotalLines, LinesOutOfService.
2012-10-08
1,846 reads
The challenge is to find the Tax Code based on Price. Each sales amount is uniquely made up by the sum of one or more prices. Based on this you should assign the tax code to each price.
2012-09-17
1,377 reads
This challenge is to generate a game scheduler based on the Teams given in a table.
2012-07-04
1,505 reads
The challenge is to find the minimal set of intervals without creating gaps.
2012-04-16
1,536 reads
The challenge is to find the Islands(gaps) in sequential dates. You need to write a query to identify continuous intervals from the start date and end date.
2012-04-02
870 reads
The database field contains long string with data for Quantity and Parts. The challenge is to parse the data into separate (Quantity and Parts) fields for displaying in a report.
2012-03-19
2,605 reads
The challenge is to transform monthly resource efforts into weekly actuals.
2012-03-05
735 reads
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
WA:08218154393 Jl. Kertajaya No.35, Airlangga, Kec. Gubeng, Surabaya, Jawa Timur 60281
Comments posted to this topic are about the item How We Handled a Vendor...
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers