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Roddy, you confirmed what I was suspecting, especially that general rule about "make an index as selective as possible, putting the most unique columns first". Convincing my boss to change...
March 19, 2012 at 7:34 pm
This article has been a great learning experience for me, as have all the others. But I do have a question about the Histogram - why does it only take...
March 19, 2012 at 4:14 pm