The January edition of TechNet Magazine is available on the web now and has the latest installment of my regular SQL Q&A column.

This month's topics are:

  • Diagnosing I/O subsystem bottlenecks
  • Capacity planning for transaction logs
  • Why there are no non-logged operations in user databases

Check it out at http://technet.microsoft.com/en-us/magazine/gg552991.aspx.