Sorting IP AddressesCommented on: 10 years ago
(February 21, 2005)
We can sort first by positions of dots and for ip addresses with same dot positions by length if and ip:
SELECT * FROM IPs
CHARINDEX('.', ip, CHARINDEX('.', ip) + 1...
Logical Puzzle - 18 Jan 2005Commented on: 10 years ago
(January 28, 2005)
No matter how we cut the block, we always need 39 cuts.
The absolute minimum, but violating the request for not allowing cutting multiply layers simultaneously is 7+4=11 cuts. If we are...
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Browse back issues of SQL Server Pro, from January 2007 through the last issue published in April 2014. Find the back issues here.
This blog post is a bit of a ‘repeat’ – since I already covered much of the rationale behind this post in Part 23 of my multi-part series on AlwaysOn Availability Groups and SQL Server Agent Jobs. But, I also figured that this is enough of an important topic to merit its own blog post....More
Virtualization has long been a staple when it comes to computing. In essence, virtualization is really just the use of abstraction to make things either easier to manage or more fault-tolerant. Disks, for example, have long been virtualized in the sense that a single, physical, can easily be divided up into multiple logical (or virtual) volumes (or drives) just as easily as a number of discreet physical disks can also be virtualized into a single drive (via RAID) – which can further be partitioned into volumes, LUNs, and so....More
My initial goal in writing this series of posts was to outline some of the concerns surrounding Availability Groups (AGs) and SQL Server Agent Jobs – and call out how there is virtually no guidance from Microsoft on this front and then detail some of the pitfalls and options available for tackling this problem domain. I initially expected this series of posts to have between 25 and 30 posts – according to some of the early outlines I created ‘way back when’....More