Converting and Using Text Dates as SQL Server Dates
This tip describes some T-SQL techniques for converting a mmddyyyy string to a SQL Server date, handling rows with missing date strings, and comparing converted date strings.
This tip describes some T-SQL techniques for converting a mmddyyyy string to a SQL Server date, handling rows with missing date strings, and comparing converted date strings.
Percentiles give meaning to measurements by telling you the percentage of the population being measured who get higher or lower values. They are now easier to calculate in SQL, and are useful for reporting; but are the new analytic functions faster and more efficient than the older methods? Dwain Camps demonstrates, and investigates their relative performance.
A challenge from United intrigues Steve Jones. How many other companies would make a challenge like this?
In this article you will see how to convert a file to a binary stream and insert it into SQL Server with SQLCLR.
This is a good general indicator of performance problems. High stall times indicate I/O problems, which can be attributed to busy physical disks or queries that return large data sets to the client.
Join Brian A. Randell, Grant Fritchey and Steve Jones in this panel discussion to hear tips, ideas and share your questions on managing application and database deployments with continuous delivery. This Free webinar will be on May 27th at 4PM BST, register while space is available.
An old trick nowadays but one which is still underused here on SSC is the cascading CROSS APPLY – where output from one CROSS APPLY is used as input for another.
SQL Server batch processes are usually run from SQL Agent in the background. Often, the responsibility for creating these tasks belongs entirely to the developer. Dennes Torres demonstrates that DBAs can advise and assist with this type of batch job to help reduce their impact on the working system.
By Steve Jones
One of the things I’ve tried hard to do in database development situations if...
By DataOnWheels
The T-SQL Tuesday topic this month comes James Serra. What career risks have you...
This T-SQL Tuesday is hosted by the one and only James Serra – literally...
We have two "identical" instances of an ASP.NET web service (or so I have...
Comments posted to this topic are about the item OPENQUERY Flexibility
Comments posted to this topic are about the item A Full Shutdown
Which of these are valid OPENQUERY() uses?
See possible answers