Selecting 5 random rows in SQL is easy
select top 5 * from users order by newid()
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I spent a few days playing with Ruby on Rails a while back. During the learning experience, there was one particular feature that I really liked. It was the database migration scripts that get automatically generated for you. I always wished I had something like this in the windows (asp.net) world. It turns out there [...]
I was recently working on a project where there was an option to export data from the database. The export function simply exported 2 hard-coded columns that were returned by a stored procedure into a tab-delimited text file.
The sproc looked something like select id, name from mytable (I am over simplifying of course). I [...]
I had to uninstall and reinstall SQL server 2005 and Express on my development machine. After the un-installation, I reinstalled SQL 2005 standard then SQL Express. When I tried to open a SQL express database in VS2k5 I got the error “Failed to generate a user instance of SQL Server due to a [...]
I tracked a status of a record in a text field and wanted to sort the results in a specific order. For example I want “active” to show before “rejected” and “deleted” to show up last, etc… It turns out it was pretty easy to do in SQL. Here it is:
select * [...]
Wednesday, December 16, 2009
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